Write a JavaScript function to check if an input is an array

Question: Write a JavaScript function to check if an input is an array?

Answer:

var arrayCheck = function(input) { if (toString.call(input) === "[object Array]"){ return true; } return false; }; console.log(arrayCheck('rustcodeweb.com')); console.log(arrayCheck([404, 301, 201, 122, 40, 20])); 

Output:

false true 

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