MCQs > IT & Programming > Mootools > Consider the following code snippet: var arr1 = {a1: 8, a2: 7}; var arr2 = {a3: 6, a4: 5}; var arr3 = {a1: 4, a3: 3}; var arr4 = $merge(arr1, arr2, arr3); Which of the following is the value of arr4?

Mootools MCQs

Consider the following code snippet:
    var arr1 = {a1: 8, a2: 7};
    var arr2 = {a3: 6, a4: 5};
    var arr3 = {a1: 4, a3: 3};
    var arr4 = $merge(arr1, arr2, arr3);
Which of the following is the value of arr4?

Answer

Correct Answer: {a1: 4, a2: 7, a3: 3, a4: 5}

Explanation:

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