Calendar Holiday Marking

Free online calendar holiday marking tool, visualize holidays, clearly distinguish weekdays and weekends.

Features

• Intuitive calendar visualization
• Support selecting any year and month
• Blue background marks today's date
• Yellow background marks holidays
• Red background marks weekends
• White background marks weekdays
• Provide detailed holiday list
• Support one-click copy function

Application Scenarios

• Planning annual leave arrangements
• Viewing holiday distribution
• Scheduling meeting times
• Designing event schedules
• Teaching course planning
• Project progress tracking

Usage Instructions

1. Use the left/right arrow buttons or the dropdown menu to select the year and month
2. View the color marks on the calendar to identify different types of dates
3. The holiday list area displays all holiday information for the month
4. Click the "Copy Calendar" button to save the text format
5. Use the legend to understand the color coding meaning

Color Coding

• Blue background: Today (current date)
• Yellow background: Holidays
• Red background: Weekends (Saturday, Sunday)
• White background: Weekdays (Monday to Friday)

Technical Features

• Built with Vue 3 + TypeScript
• Responsive design, supports mobile devices
• Dark/light theme switching
• Internationalization support (Chinese/English)
• Data synchronization and local storage
• Modern UI design