JavaScript MCQ › JavaScript Operator MCQ › Question #4892
Single Choice Easy

QWhat is the result of the following code? 

function foo() {}
console.log(foo instanceof Function);

ID: #4892 JavaScript Operator MCQ 176 views
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#4892Q ID
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JavaScript Operator MCQTopic
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  • A true ✔ ✖
  • B false ✔ ✖
  • C "false" ✔ ✖
  • D "true" ✔ ✖
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Explanation

The instanceof operator in JavaScript is used to determine whether an object is an instance of a particular constructor or class. In this case, the variable foo has been assigned a function. The instanceof operator is called on foo, with Function as the right operand. Since foo is an instance of the Function constructor, the instanceof operator will return true.

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