Deep copy value JavaScript code example

Example 1: how to make a deep copy in javascript

JSON.parse(JSON.stringify(o))

Example 2: deep copy javascript

function copy(arr1, arr2) {
	for (var i =0; i< arr1.length; i++) {
    	arr2[i] = arr1[i];
    }
}
copy(arr1, arr2)

Example 3: shallow copy vs deep copy js

/*

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A deep copy means that all of the values of the new variable
are copied and disconnected from the original variable. 
A shallow copy means that certain (sub-)values are still connected
to the original variable. To really understand copying,
you have to get into how JavaScript stores values


/*