JSFiddle - React, Tailwind, and code Playground

by naokiota

JavaScript

if (!String.prototype.addslashes) {
	String.prototype.addslashes = function () {
		return this.replace(/[\\"']/g, '\\$&')
         .replace(/\u0000/g, '\\0');
  	};
}
var str = 'tes"t';
alert(str.addslashes());