locutus/esm/c/string/strlen.js

Locutus other languages' standard libraries to JavaScript for fun and educational purposes

export function strlen(str) {
    //      discuss at: https://locutus.io/c/string/strlen/
    // parity verified: C 23
    //     original by: Kevin van Zonneveld (https://kvz.io)
    //          note 1: Returns the length of the string.
    //       example 1: strlen('hello')
    //       returns 1: 5
    //       example 2: strlen('')
    //       returns 2: 0
    return (str + '').length;
}