check if is array javascript

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showing results for - "check if is array javascript"
Theo
23 May 2017
1// inside if else check
2if(Array.isArray(myVarToTest)) {
3	// myVatToTest is an array
4} else {
5	// myVarToTest is not an array
6}
Federica
21 Feb 2019
1if (typeof array !== 'undefined' && array.length === 0) {
2    // the array is defined and has no elements
3}
4
Eduardo
03 Oct 2016
1Array.isArray(object);
Cassie
17 Sep 2016
1var colors=["red","green","blue"];
2
3if(Array.isArray(colors)){
4    //colors is an array
5}
Kelsie
02 Apr 2016
1Array.isArray([1, 2, 3]);	// true
2Array.isArray('asdf');		// false
Miguel Ángel
07 Aug 2017
1if(Object.prototype.toString.call(someVar) === '[object Array]') {
2    alert('Array!');
3}
4
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