Generate Random String

Generate a cryptographically secure random string of specified length using the Web Crypto API.

Code

Utilities

const chars = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789';
const randomValues = new Uint32Array(length);
crypto.getRandomValues(randomValues);
return Array.from(randomValues, v => chars[v % chars.length]).join('');

Parameters

length(number)

Length of the random string to generate.

Browser·fetch() may be limited by CORS

More JavaScript Snippets

Capitalize First Letter

Capitalize the first letter of a string while keeping the rest unchanged.

Center String

Center a string within a given width by padding with spaces.

Check if Palindrome

Check if a string is a palindrome by comparing characters from both ends.

Compare Strings (Case Insensitive)

Compare two strings ignoring case differences.

Convert to Camel Case

Convert a string to camelCase format with lowercase first letter.

Convert to Kebab Case

Convert a string to kebab-case format.