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 ]
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