In the above example we created a variable x and assigned it a. Here is the list of Top Javascript interview questions and answers for Javascript Developers jobs.
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For understanding passed by value and passed by reference we need to understand what happens when we create a variable and assign a value to it var x 2.
. Explain passed by value and passed by reference. In JavaScript primitive data types are passed by value and non-primitive data types are passed by reference. Apart from this you can also download below the Javascript Interview Questions PDF completely free.
Read Basic and advanced interview questions on JavaScript and Its Frameworks. Javascript Interview Questions.
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