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JavaScript MCQs

The following codes are for comparing equality operators "==" and "===" in JavaScript. Which of the following are the correct results?

var a = "12" + "3"; var b = "123"; return (a === b); result: true

var a = [1,2,3]; var b = [1,2,3]; return (a == b); result: false

var a = { x: 1, y: 2 }; var b = { x: 1, y: 2 }; return (a === b); result: true

var a = new String("123"); var b = "123"; return (a === b); result: true

var a = { x: 1, y: 2 }; var b = { x: 1, y: 2 }; return (a == b); result: true

Wrong ans MCQ MA type

Answer

Correct Answer: var a = { x: 1, y: 2 }; var b = { x: 1, y: 2 }; return (a == b); result: true

Explanation:

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