locutus/esm/golang/strings/ReplaceAll.js

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

export function ReplaceAll(s, old, replacement) {
    //      discuss at: https://locutus.io/golang/strings/ReplaceAll
    // parity verified: Go 1.23
    //     original by: Kevin van Zonneveld (https://kvz.io)
    //          note 1: Includes edge cases adapted from Go's src/strings/strings_test.go.
    //       example 1: ReplaceAll('oink oink oink', 'k', 'ky')
    //       returns 1: 'oinky oinky oinky'
    //       example 2: ReplaceAll('foo', 'o', '0')
    //       returns 2: 'f00'
    //       example 3: ReplaceAll('abc', '', '-')
    //       returns 3: '-a-b-c-'
    //       example 4: ReplaceAll('banana', '', '<>')
    //       returns 4: '<>b<>a<>n<>a<>n<>a<>'
    const value = String(s);
    const from = String(old);
    const to = String(replacement);
    if (from === '') {
        return `${to}${Array.from(value).join(to)}${to}`;
    }
    return value.replaceAll(from, to);
}