JavaScript

Animation

• Detect start and end of CSS animation

Array

• Remove specific value from array with filter()
• Check if array includes value with includes()
• Add value to array
• Remove empty values from array
• Check if array
• Get index number with For loop

Control

• Hide the context menu

DOM manipulation

• Delete HTML elements
• Add CSS style tag inside head tag

Error

• Avoid variable declaration errors when loading the same script multiple times

Event

• Detect text copy operation
• Key Press and Hold Event
• Shift Key & Any Key Input Event
• Space Key Input Event
• Focus switch event
• Keyboard Input Event
• Long-Press Click Event
• Double Click Event
• Drag and Drop Event
• Mouse Hover Event
• Mouse wheel event
• Right Click Event
• Left Click Event

File operation

• Access PHP file using fetch() and then()

Form

• Auto focus next form on max input length
• Select or deselect all checkboxes
• Checkbox change event
• Radio button change event
• Get slider value in real-time
• Count textarea characters in real-time
• Allow tab input in textarea
• Prevent link behavior for button tag
• Select Form Change Event

Full Screen Mode

• Detect fullscreen mode state
• Fullscreen mode toggle button

Scroll

• Detect scroll operation