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PUSH and POP is used to perform insertions as well as deletions from the object. array_push is used to add value in the array(it always add new value at the last place) and array_pop is used to remove last value from the array.
POP() syntax
array.pop()PUSH() syntax
array.push(item1, item2, ..., itemX)
example
<!DOCTYPE html>
<html>
<head>
<title> alert in javascript</title>
</head>
<body>
<script>
var array = ["sam","ramu","array","string","function"];
document.write(array + "<br><br>");
array.pop("function");
document.write(array + "<br><br>");
array.push("salman");
document.write(array + "<br><br>");
</script>
</body>
</html>output
sam,ramu,array,string,function
sam,ramu,array,string
sam,ramu,array,string,salman
