check if object has method javascript

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Emy
22 Jan 2021
1Object.getOwnPropertyNames()
Emma
06 Mar 2020
1if(typeof myObj.prop2 === 'function') {
2    alert("It's a function");
3} else if (typeof myObj.prop2 === 'undefined') {
4    alert("It's undefined");
5} else {
6    alert("It's neither undefined nor a function. It's a " + typeof myObj.prop2);
7}
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