Check if a string is a valid filename
MIT License
Convert a string to a valid safe filename
Check if a string is a valid JavaScript identifier
Get an unused filename by appending a number if it exists: `file.txt` → `file (1).txt`
Check if something is a generator function
Convert a URL to a valid filename
Check whether a file can be executed
Check if a string is HTML
Check if a string is a URL
Convert a string to a valid JavaScript identifier
Regular expression for matching JavaScript identifiers
Check if a file path is a text file
Check if a filepath is a video file
Regular expression for matching reserved filename characters
Check if a file path is an image
Check if a file path is a binary file