how to check if an element is an array javascript code example

Example 1: javascript check if is array

var colors=["red","green","blue"];

if(Array.isArray(colors)){
    //colors is an array
}

Example 2: js check if array

Array.isArray([1, 2, 3]);	// true
Array.isArray('asdf');		// false

Example 3: js check if is array

if(Array.isArray(colors)){
    //colors is an array
}

Example 4: how to check if something is array javascript

function isArray(value) {
    return Object.prototype.toString.call(value) === "[object Array]";
}

Tags:

Python Example

Related