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khaled0fares/type_checking.js

Last active July 18, 2016 10:55
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Type checking function in JS
Raw
type_checking.js
var isIt = function(that, type){
return Object.prototype.toString.call(that) === ('[object '+ type + ']')
}
//Examples
isIt([1,2], "Array"); // true
isIt(undefined, "Undefined"); // true
isIt(true, "String") // false
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