Time Card Calculator Excel

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Time Card Calculator Excel

Accurate Work Hour & Overtime Calculation

Employee Time Card Calculator

Enter your clock-in and clock-out times to calculate total hours worked and potential overtime.

The date for this time entry.
Enter the time you started work.
Enter the time you finished work.
Unpaid break time in minutes (e.g., 30 for a 30-minute break).
Your base pay rate per hour.
e.g., 1.5 for time-and-a-half, 2.0 for double time.
Daily hours before overtime pay applies (e.g., 8).

Calculation Results

Total Hours Worked (Paid): 0.00
Regular Hours: 0.00
Overtime Hours: 0.00
Gross Pay: 0.00
Overtime Pay: 0.00
Regular Pay: 0.00
Formula Explanation:

1. Convert Clock In/Out times to minutes from midnight. 2. Calculate total elapsed time: (Clock Out Time – Clock In Time). 3. Subtract unpaid break duration (in minutes). 4. Convert total paid minutes to decimal hours: Total Paid Minutes / 60. 5. Determine Regular vs. Overtime Hours: – If Total Paid Hours > Overtime Threshold, Overtime Hours = Total Paid Hours – Overtime Threshold. Regular Hours = Overtime Threshold. – Otherwise, Regular Hours = Total Paid Hours, Overtime Hours = 0. 6. Calculate Pay: – Regular Pay = Regular Hours * Hourly Rate. – Overtime Pay = Overtime Hours * Hourly Rate * Overtime Rate Multiplier. – Gross Pay = Regular Pay + Overtime Pay.

Work Hour Distribution

Visual representation of Regular vs. Overtime hours for the calculated period.

Worked Hours Log

Date Clock In Clock Out Break (min) Elapsed Time Paid Hours Regular Hours Overtime Hours Regular Pay Overtime Pay Gross Pay
Detailed breakdown of hours and earnings. Scroll horizontally on mobile if needed.

What is a Time Card Calculator Excel?

A Time Card Calculator Excel is a digital tool, often a spreadsheet template or a dedicated online calculator, designed to accurately record and sum employee work hours. It automates the tedious process of calculating total hours worked, including differentiating between regular and overtime hours, and subsequently determining gross pay based on specified hourly rates. While the name suggests an Excel spreadsheet, the functionality can be found in various formats, including web-based calculators like this one.

Who should use it?

  • Small business owners who manage payroll internally.
  • Freelancers tracking billable hours for clients.
  • HR departments needing a reliable way to process employee timesheets.
  • Employees who want to verify their paychecks.
  • Anyone needing to precisely track time spent on tasks or projects.

Common Misconceptions about Time Card Calculators:

  • Myth: They are only for hourly employees. Reality: While primarily for hourly workers, they can be adapted for salaried employees to track project time or understand total work commitment.
  • Myth: They handle tax deductions. Reality: Most basic time card calculators focus on gross pay. Tax calculations are typically handled by payroll software or services.
  • Myth: Excel templates are complex to maintain. Reality: Many are designed for simplicity, but this online calculator offers a more straightforward, no-setup alternative.

Effectively using a time card calculator excel is crucial for fair compensation and compliance with labor laws.

Time Card Calculator Formula and Mathematical Explanation

The core of any time card calculator excel lies in its ability to accurately sum time and calculate pay. The process involves several steps, ensuring that both regular and overtime hours are correctly identified and compensated.

Step-by-Step Derivation:

  1. Time Conversion: Clock-in and clock-out times (e.g., "08:30", "17:00") are converted into a consistent numerical format, typically minutes from midnight or decimal hours.
  2. Elapsed Time Calculation: The duration between clock-in and clock-out is calculated. If times span midnight, logic must account for this (e.g., adding 24 hours to the clock-out time).
  3. Unpaid Break Subtraction: Any specified unpaid break duration (e.g., 30 minutes) is subtracted from the elapsed time to determine the total *paid* time worked.
  4. Regular vs. Overtime Hours: This is a critical step. Based on labor laws and company policy (often a daily or weekly threshold), hours exceeding a certain limit are classified as overtime. For a daily calculation, if Paid Hours exceed the Overtime Threshold, the excess is Overtime Hours, and the remainder is Regular Hours.
  5. Pay Calculation:
    • Regular Pay = Regular Hours × Hourly Rate
    • Overtime Pay = Overtime Hours × Hourly Rate × Overtime Rate Multiplier
    • Gross Pay = Regular Pay + Overtime Pay

Variable Explanations:

Understanding the variables used in a time card calculator is key to accurate results.

Variables Table:

Variable Meaning Unit Typical Range
Clock In Time The time an employee starts their shift. Time (HH:MM) 00:00 – 23:59
Clock Out Time The time an employee ends their shift. Time (HH:MM) 00:00 – 23:59
Break Duration Total duration of unpaid breaks taken during the shift. Minutes 0 – 180 (or more)
Hourly Rate The base wage paid per hour of work. Currency Unit / Hour 10.00 – 50.00+ (Varies widely)
Overtime Rate Multiplier Factor applied to the hourly rate for overtime hours (e.g., 1.5 for time-and-a-half). Decimal Number 1.0 – 2.0+
Overtime Threshold The number of hours worked in a day/week before overtime pay applies. Hours 8 (daily) or 40 (weekly) are common
Paid Hours Total hours worked after subtracting unpaid breaks. Decimal Hours 0 – 24+
Regular Hours Hours worked up to the overtime threshold. Decimal Hours 0 – Overtime Threshold
Overtime Hours Hours worked beyond the overtime threshold. Decimal Hours 0 – 24+
Gross Pay Total earnings before taxes and deductions. Currency Unit 0.00 – 1000.00+

Accurate input of these variables is essential for correct calculations when using a time card calculator excel or its online counterparts.

Practical Examples (Real-World Use Cases)

Let's illustrate how the Time Card Calculator works with realistic scenarios.

Example 1: Standard Workday with Unpaid Break

Scenario: An employee works a standard 8-hour day and takes a 30-minute unpaid lunch break. They earn $20/hour, and overtime applies after 8 hours daily at 1.5x rate.

  • Inputs:
    • Date: 2023-10-27
    • Clock In: 09:00
    • Clock Out: 17:30
    • Break Duration: 30 minutes
    • Hourly Rate: $20.00
    • Overtime Rate Multiplier: 1.5
    • Overtime Threshold: 8 hours
  • Calculation Steps:
    • Elapsed Time: 17:30 – 09:00 = 8 hours 30 minutes (or 510 minutes).
    • Paid Hours: 510 minutes – 30 minutes (break) = 480 minutes.
    • Paid Hours (Decimal): 480 / 60 = 8.00 hours.
    • Regular Hours: Since 8.00 hours is not over the 8-hour threshold, all 8.00 hours are regular.
    • Overtime Hours: 0.00 hours.
    • Regular Pay: 8.00 hours * $20.00/hour = $160.00
    • Overtime Pay: 0.00 hours * $20.00/hour * 1.5 = $0.00
    • Gross Pay: $160.00 + $0.00 = $160.00
  • Result Interpretation: The employee worked exactly 8 paid hours, all classified as regular time, earning $160.00.

Example 2: Extended Shift with Overtime

Scenario: An employee works a longer shift and earns overtime. They are paid $25/hour, overtime applies after 8 hours daily at 1.5x rate, and they took a 15-minute break.

  • Inputs:
    • Date: 2023-10-27
    • Clock In: 08:00
    • Clock Out: 18:45
    • Break Duration: 15 minutes
    • Hourly Rate: $25.00
    • Overtime Rate Multiplier: 1.5
    • Overtime Threshold: 8 hours
  • Calculation Steps:
    • Elapsed Time: 18:45 – 08:00 = 10 hours 45 minutes (or 645 minutes).
    • Paid Hours: 645 minutes – 15 minutes (break) = 630 minutes.
    • Paid Hours (Decimal): 630 / 60 = 10.50 hours.
    • Regular Hours: 8.00 hours (the threshold).
    • Overtime Hours: 10.50 hours – 8.00 hours = 2.50 hours.
    • Regular Pay: 8.00 hours * $25.00/hour = $200.00
    • Overtime Pay: 2.50 hours * $25.00/hour * 1.5 = $93.75
    • Gross Pay: $200.00 + $93.75 = $293.75
  • Result Interpretation: The employee worked 10.5 paid hours. The first 8 hours are regular pay ($200.00), and the remaining 2.5 hours are overtime pay ($93.75), resulting in a total gross pay of $293.75 for the day. This demonstrates the value of a robust time card calculator excel for complex pay structures.

How to Use This Time Card Calculator

Using this online time card calculator excel is straightforward. Follow these steps for accurate calculations:

  1. Enter Date: Input the specific date for the work period you are calculating.
  2. Clock In & Clock Out Times: Accurately enter the time you started and finished your shift using the `HH:MM` format. For shifts crossing midnight, enter the actual clock-out time (e.g., if you finish at 2 AM after starting at 10 PM the previous day, input 02:00). The calculator handles date rollovers implicitly if the times suggest it.
  3. Break Duration: Enter the total duration of *unpaid* breaks you took during the shift in minutes (e.g., 30 for a half-hour break).
  4. Hourly Rate: Enter your base pay rate per hour.
  5. Overtime Settings: Input your company's overtime multiplier (e.g., 1.5) and the threshold in hours (e.g., 8 daily hours) after which overtime pay applies.
  6. Calculate: Click the "Calculate Hours" button.

How to Read Results:

  • Total Paid Hours: The total duration you worked and are eligible for pay, after unpaid breaks are deducted.
  • Regular Hours: The portion of your paid hours that falls within the standard workday/week before overtime rates kick in.
  • Overtime Hours: The portion of your paid hours that exceeds the overtime threshold.
  • Regular Pay: Earnings from regular hours.
  • Overtime Pay: Earnings from overtime hours, calculated at the higher rate.
  • Gross Pay: The total amount earned before any taxes or deductions.

Decision-Making Guidance: Use the results to verify your payslip, understand your earnings based on different work schedules, or estimate costs for employee payroll. The visual chart provides a quick overview of how your time is distributed between regular and overtime.

Key Factors That Affect Time Card Calculator Results

Several factors can influence the accuracy and outcome of your time card calculator excel results. Understanding these helps in precise record-keeping and payroll management:

  1. Accuracy of Time Entries: The most fundamental factor. Inaccurate clock-in/out times or missed break entries directly lead to incorrect calculations of total hours, regular hours, and overtime. Consistent and precise logging is key.
  2. Overtime Rules and Thresholds: Labor laws (like FLSA in the US) dictate overtime pay. Companies must adhere to these, which often include daily and weekly thresholds. Incorrectly applying these thresholds (e.g., using a weekly threshold for daily calculations or vice-versa) will skew results.
  3. Overtime Rate Multiplier: While 1.5x is common, some contracts or laws might mandate different multipliers (e.g., 2.0x for holiday overtime). Using the wrong multiplier will miscalculate overtime earnings.
  4. Definition of Paid vs. Unpaid Breaks: Whether a break is considered paid or unpaid significantly impacts the total 'Paid Hours'. Most jurisdictions require breaks over a certain length (e.g., 30 minutes) to be unpaid. Misclassifying breaks alters the worked hours.
  5. Shift Differentials and Bonuses: Some roles might have additional pay for working nights, weekends, or holidays, separate from standard overtime. A basic time card calculator excel might not account for these, requiring adjustments or more advanced tools.
  6. Rounding Rules: Many employers have specific policies for rounding work time (e.g., rounding to the nearest 15 minutes). Failing to apply these company-specific rules will lead to minor discrepancies.
  7. Payroll System Integration: If using an Excel template, manual entry into a payroll system introduces potential data entry errors. Online calculators can sometimes export data, but careful review is still necessary.
  8. Taxes and Deductions: While this calculator focuses on *gross* pay, actual take-home pay is significantly affected by income tax, social security, Medicare, and other deductions. These are beyond the scope of a simple time card calculator.

Considering these factors ensures that your use of a time card calculator aligns with legal requirements and company policies.

Frequently Asked Questions (FAQ)

Q1: Can this calculator handle shifts that cross midnight?

A1: Yes, the underlying logic can interpret times like "23:00" to "01:00" correctly by assuming the clock-out time is on the next day, calculating the duration accurately.

Q2: What is the difference between this calculator and a pure Excel time card template?

A2: This online calculator requires no setup, downloads, or software installation. It updates in real-time and offers instant visualization. Excel templates require you to download, potentially customize, and manually input data, but offer more flexibility for complex, custom calculations within Excel itself.

Q3: Does this calculator handle weekly overtime rules?

A3: This specific calculator primarily demonstrates daily overtime calculations. For weekly overtime, you would need to sum the 'Paid Hours' from multiple days and then apply the weekly threshold logic, or use a more advanced calculator/spreadsheet that aggregates data over a week.

Q4: How is 'Gross Pay' calculated?

A4: Gross Pay is the sum of 'Regular Pay' (Regular Hours × Hourly Rate) and 'Overtime Pay' (Overtime Hours × Hourly Rate × Overtime Rate Multiplier).

Q5: Can I add multiple days to calculate weekly pay?

A5: This calculator is designed for single-day entries to clearly illustrate the calculation process. To calculate weekly pay, you would need to use the results from multiple single-day calculations and sum them, paying attention to weekly overtime rules if applicable.

Q6: What if my employer rounds time differently?

A6: This calculator uses precise time calculations. If your employer uses rounding rules (e.g., to the nearest 15 minutes), you may need to adjust the input/output or use a dedicated rounding calculator or Excel template that incorporates those specific rules.

Q7: Is the Overtime Rate Multiplier always 1.5?

A7: Not necessarily. While 1.5 (time-and-a-half) is very common due to labor laws like the FLSA, some contracts might specify 2.0 (double time) or other rates for certain conditions. Always verify your specific agreement or applicable laws.

Q8: Can this calculator be used for salaried employees?

A8: Primarily, it's for hourly calculations. Salaried employees could use it to track total hours worked for internal purposes or project billing, but the pay calculation aspect would be irrelevant unless their salary is tied to hourly equivalents plus overtime.

Related Tools and Internal Resources

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// Charting library (native canvas) var workHoursChartInstance = null; var chartData = { labels: [], regularHours: [], overtimeHours: [] }; function updateChart() { var ctx = document.getElementById('workHoursChart').getContext('2d'); if (workHoursChartInstance) { workHoursChartInstance.destroy(); // Destroy previous instance if it exists } workHoursChartInstance = new Chart(ctx, { type: 'bar', data: { labels: chartData.labels, datasets: [{ label: 'Regular Hours', data: chartData.regularHours, backgroundColor: 'rgba(0, 74, 153, 0.7)', // Primary blue borderColor: 'rgba(0, 74, 153, 1)', borderWidth: 1 }, { label: 'Overtime Hours', data: chartData.overtimeHours, backgroundColor: 'rgba(220, 53, 69, 0.7)', // Danger red for overtime borderColor: 'rgba(220, 53, 69, 1)', borderWidth: 1 }] }, options: { responsive: true, maintainAspectRatio: false, // Allows height to be controlled by CSS scales: { y: { beginAtZero: true, title: { display: true, text: 'Hours' } } }, plugins: { legend: { position: 'top', }, title: { display: true, text: 'Daily Work Hour Distribution' } } } }); } // Function to add a row to the hours table and update chart data function addLogRow(date, clockIn, clockOut, breakMinutes, paidHours, regularHours, overtimeHours, regularPay, overtimePay, grossPay) { var tableBody = document.getElementById('hoursTable').getElementsByTagName('tbody')[0]; var newRow = tableBody.insertRow(); var cellDate = newRow.insertCell(0); var cellClockIn = newRow.insertCell(1); var cellClockOut = newRow.insertCell(2); var cellBreak = newRow.insertCell(3); var cellElapsedTime = newRow.insertCell(4); // Placeholder, not explicitly calculated above but derived var cellPaidHours = newRow.insertCell(5); var cellRegularHours = newRow.insertCell(6); var cellOvertimeHours = newRow.insertCell(7); var cellRegularPay = newRow.insertCell(8); var cellOvertimePay = newRow.insertCell(9); var cellGrossPay = newRow.insertCell(10); cellDate.innerText = date; cellClockIn.innerText = clockIn; cellClockOut.innerText = clockOut; cellBreak.innerText = breakMinutes; // Calculate and display Elapsed Time var start = new Date("2000-01-01T" + clockIn); var end = new Date("2000-01-01T" + clockOut); if (end < start) { // Handle overnight shifts end.setDate(end.getDate() + 1); } var elapsedMillis = end – start; var elapsedHours = elapsedMillis / (1000 * 60 * 60); cellElapsedTime.innerText = elapsedHours.toFixed(2); cellPaidHours.innerText = paidHours.toFixed(2); cellRegularHours.innerText = regularHours.toFixed(2); cellOvertimeHours.innerText = overtimeHours.toFixed(2); cellRegularPay.innerText = formatCurrency(regularPay); cellOvertimePay.innerText = formatCurrency(overtimePay); cellGrossPay.innerText = formatCurrency(grossPay); // Update chart data chartData.labels.push(date); chartData.regularHours.push(regularHours); chartData.overtimeHours.push(overtimeHours); } function formatCurrency(amount) { return amount.toLocaleString('en-US', { style: 'currency', currency: 'USD' }); } function calculateTimeCard() { var dateStr = document.getElementById('startDate').value; var clockInStr = document.getElementById('clockIn').value; var clockOutStr = document.getElementById('clockOut').value; var breakMinutes = parseInt(document.getElementById('breakDuration').value); var hourlyRate = parseFloat(document.getElementById('hourlyRate').value); var overtimeRateMultiplier = parseFloat(document.getElementById('overtimeRateMultiplier').value); var overtimeThreshold = parseFloat(document.getElementById('overtimeThreshold').value); // Error clearing document.getElementById('startDateError').style.display = 'none'; document.getElementById('clockInError').style.display = 'none'; document.getElementById('clockOutError').style.display = 'none'; document.getElementById('breakDurationError').style.display = 'none'; document.getElementById('hourlyRateError').style.display = 'none'; document.getElementById('overtimeRateMultiplierError').style.display = 'none'; document.getElementById('overtimeThresholdError').style.display = 'none'; // Input validation if (!dateStr) { document.getElementById('startDateError').innerText = 'Date is required.'; document.getElementById('startDateError').style.display = 'block'; return false; } if (!clockInStr) { document.getElementById('clockInError').innerText = 'Clock In time is required.'; document.getElementById('clockInError').style.display = 'block'; return false; } if (!clockOutStr) { document.getElementById('clockOutError').innerText = 'Clock Out time is required.'; document.getElementById('clockOutError').style.display = 'block'; return false; } if (isNaN(breakMinutes) || breakMinutes < 0) { document.getElementById('breakDurationError').innerText = 'Break duration must be a non-negative number.'; document.getElementById('breakDurationError').style.display = 'block'; return false; } if (isNaN(hourlyRate) || hourlyRate < 0) { document.getElementById('hourlyRateError').innerText = 'Hourly rate must be a non-negative number.'; document.getElementById('hourlyRateError').style.display = 'block'; return false; } if (isNaN(overtimeRateMultiplier) || overtimeRateMultiplier < 1) { document.getElementById('overtimeRateMultiplierError').innerText = 'Overtime multiplier must be 1 or greater.'; document.getElementById('overtimeRateMultiplierError').style.display = 'block'; return false; } if (isNaN(overtimeThreshold) || overtimeThreshold <= 0) { document.getElementById('overtimeThresholdError').innerText = 'Overtime threshold must be a positive number.'; document.getElementById('overtimeThresholdError').style.display = 'block'; return false; } var timeFormat = "YYYY-MM-DDTHH:mm:ss"; var startTime = moment(dateStr + ' ' + clockInStr, "YYYY-MM-DD HH:mm"); var endTime = moment(dateStr + ' ' + clockOutStr, "YYYY-MM-DD HH:mm"); // Handle overnight shifts if (endTime.isBefore(startTime)) { endTime.add(1, 'days'); } var durationMinutes = endTime.diff(startTime, 'minutes'); if (durationMinutes < 0) { // Should be caught by overnight check, but as a safeguard document.getElementById('clockOutError').innerText = 'Clock Out time cannot be before Clock In time.'; document.getElementById('clockOutError').style.display = 'block'; return false; } var paidMinutes = durationMinutes – breakMinutes; if (paidMinutes overtimeThreshold) { regularHours = overtimeThreshold; overtimeHours = totalPaidHours – overtimeThreshold; } else { regularHours = totalPaidHours; overtimeHours = 0; } var regularPay = regularHours * hourlyRate; var overtimePay = overtimeHours * hourlyRate * overtimeRateMultiplier; var grossPay = regularPay + overtimePay; document.getElementById('totalPaidHours').innerText = totalPaidHours.toFixed(2); document.getElementById('regularHours').innerText = regularHours.toFixed(2); document.getElementById('overtimeHours').innerText = overtimeHours.toFixed(2); document.getElementById('grossPay').innerText = formatCurrency(grossPay); document.getElementById('regularPay').innerText = formatCurrency(regularPay); document.getElementById('overtimePay').innerText = formatCurrency(overtimePay); document.getElementById('results').style.display = 'block'; // Update table and chart // Clear previous row and chart data if calculating again for the same day var tableBody = document.getElementById('hoursTable').getElementsByTagName('tbody')[0]; tableBody.innerHTML = "; // Clear existing rows chartData.labels = []; chartData.regularHours = []; chartData.overtimeHours = []; addLogRow(dateStr, clockInStr, clockOutStr, breakMinutes, totalPaidHours, regularHours, overtimeHours, regularPay, overtimePay, grossPay); updateChart(); return true; } function resetTimeCard() { document.getElementById('startDate').value = '2023-10-27'; document.getElementById('clockIn').value = '08:00′; document.getElementById('clockOut').value = '17:00′; document.getElementById('breakDuration').value = '30'; document.getElementById('hourlyRate').value = '20.00'; document.getElementById('overtimeRateMultiplier').value = '1.5'; document.getElementById('overtimeThreshold').value = '8'; // Clear errors var errorElements = document.querySelectorAll('.error-message'); for (var i = 0; i < errorElements.length; i++) { errorElements[i].style.display = 'none'; } // Clear results and table/chart document.getElementById('results').style.display = 'none'; document.getElementById('totalPaidHours').innerText = '0.00'; document.getElementById('regularHours').innerText = '0.00'; document.getElementById('overtimeHours').innerText = '0.00'; document.getElementById('grossPay').innerText = '0.00'; document.getElementById('regularPay').innerText = '0.00'; document.getElementById('overtimePay').innerText = '0.00'; var tableBody = document.getElementById('hoursTable').getElementsByTagName('tbody')[0]; tableBody.innerHTML = ''; // Clear existing rows chartData.labels = []; chartData.regularHours = []; chartData.overtimeHours = []; if (workHoursChartInstance) { workHoursChartInstance.destroy(); workHoursChartInstance = null; } } function copyResults() { var totalPaidHours = document.getElementById('totalPaidHours').innerText; var regularHours = document.getElementById('regularHours').innerText; var overtimeHours = document.getElementById('overtimeHours').innerText; var grossPay = document.getElementById('grossPay').innerText; var regularPay = document.getElementById('regularPay').innerText; var overtimePay = document.getElementById('overtimePay').innerText; var date = document.getElementById('startDate').value; var clockIn = document.getElementById('clockIn').value; var clockOut = document.getElementById('clockOut').value; var breakDuration = document.getElementById('breakDuration').value; var hourlyRate = document.getElementById('hourlyRate').value; var overtimeRateMultiplier = document.getElementById('overtimeRateMultiplier').value; var overtimeThreshold = document.getElementById('overtimeThreshold').value; var textToCopy = "Time Card Calculation Results:\n"; textToCopy += "———————————\n"; textToCopy += "Date: " + date + "\n"; textToCopy += "Clock In: " + clockIn + "\n"; textToCopy += "Clock Out: " + clockOut + "\n"; textToCopy += "Break Duration: " + breakDuration + " minutes\n"; textToCopy += "Hourly Rate: " + formatCurrency(parseFloat(hourlyRate)) + "\n"; textToCopy += "Overtime Multiplier: " + overtimeRateMultiplier + "x\n"; textToCopy += "Overtime Threshold: " + overtimeThreshold + " hours\n"; textToCopy += "———————————\n"; textToCopy += "Total Paid Hours: " + totalPaidHours + "\n"; textToCopy += "Regular Hours: " + regularHours + "\n"; textToCopy += "Overtime Hours: " + overtimeHours + "\n"; textToCopy += "Regular Pay: " + regularPay + "\n"; textToCopy += "Overtime Pay: " + overtimePay + "\n"; textToCopy += "Gross Pay: " + grossPay + "\n"; textToCopy += "———————————\n"; textToCopy += "Calculated using the Time Card Calculator.\n"; navigator.clipboard.writeText(textToCopy).then(function() { alert('Results copied to clipboard!'); }, function(err) { console.error('Failed to copy results: ', err); alert('Failed to copy results. Please copy manually.'); }); } // Initial setup – load moment.js if not present, setup chart document.addEventListener('DOMContentLoaded', function() { // Check if moment.js is loaded, if not, load it if (typeof moment === 'undefined') { var script = document.createElement('script'); script.src = 'https://cdnjs.cloudflare.com/ajax/libs/moment.js/2.29.1/moment.min.js'; script.onload = function() { console.log('Moment.js loaded.'); // Initial calculation on load if fields are pre-filled if (document.getElementById('clockIn').value && document.getElementById('clockOut').value) { calculateTimeCard(); } }; document.head.appendChild(script); } else { // If moment.js is already loaded if (document.getElementById('clockIn').value && document.getElementById('clockOut').value) { calculateTimeCard(); } } // Check if Chart.js is loaded, if not, load it if (typeof Chart === 'undefined') { var script = document.createElement('script'); script.src = 'https://cdn.jsdelivr.net/npm/chart.js@3.7.0/dist/chart.min.js'; // Use a specific version script.onload = function() { console.log('Chart.js loaded.'); // Initial chart draw if calculation was done on load if (document.getElementById('results').style.display === 'block') { updateChart(); } }; document.head.appendChild(script); } else { // If Chart.js is already loaded if (document.getElementById('results').style.display === 'block') { updateChart(); } } });

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