javascript check if var is array code example

Example 1: javascript determine array type

var data = ['a', 'b', 'c']
var isArray = Array.isArray(data)
console.log(isArray)

Example 2: javascript check if is array

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

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

Example 3: js test if array

if(Array.isArray(myVarToTest)) {
	// myVatToTest is an array
} else {
	// myVarToTest is not an array
}

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