TypeScript | Array shift() Method

The Array.shift() is an inbuilt TypeScript function which is used to remove the first element from an array and returns that element. 
Syntax:

array.shift(); 

Parameter: This methods does not accept any  parameter. 
Return Value: This method returns the removed single value of the array. 
Below example illustrate the  Array shift() method in TypeScriptJS:

Example 1:

JavaScript

<script>
   // Driver code
    var arr = [ 11, 89, 23, 7, 98 ];

    // use of shift() method
    var val = arr.shift();

    // printing
    console.log( val );
    console.log( arr );
</script>

Output:

11
[ 89, 23, 7, 98 ]

Example 2:

JavaScript

<script>
   // Driver code
    var arr = [2, 5, 6, 3, 8, 9];
    var val;

    // use of reverse() method
    val = arr.shift();
    console.log( val );
    val = arr.shift();
    console.log( val );

    // printing
    console.log( arr );
</script>

Output:

2
5
[ 6, 3, 8, 9 ]