locutus/esm/php/_helpers/_phpCastString.js

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

export function _phpCastString(value) {
    // original by: Rafał Kukawski
    if (typeof value === 'boolean') {
        return value ? '1' : '';
    }
    if (typeof value === 'string') {
        return value;
    }
    if (typeof value === 'number') {
        if (isNaN(value)) {
            return 'NAN';
        }
        if (!isFinite(value)) {
            return (value < 0 ? '-' : '') + 'INF';
        }
        return value + '';
    }
    if (typeof value === 'undefined') {
        return '';
    }
    if (typeof value === 'object') {
        if (Array.isArray(value)) {
            return 'Array';
        }
        if (value !== null) {
            return 'Object';
        }
        return '';
    }
    throw new Error('Unsupported value type');
}