You can access a JavaScript object property using the following syntax: objectName["propertyName"] code example

Example 1: how to a property from a JavaScript object

delete myObject.regex;
// or,
delete myObject['regex'];
// or,
var prop = "regex";
delete myObject[prop];


/** Demo */
var myObject = {
    "ircEvent": "PRIVMSG",
    "method": "newURI",
    "regex": "^http://.*"
};
delete myObject.regex;

console.log(myObject);

Example 2: js create object with properties

var mycar = new Car('Eagle', 'Talon TSi', 1993);