TypeScript Array slice() Method

The Array.slice() is an inbuilt TypeScript function which is used to extract a section of an array and returns a new array.
Syntax:

 array.slice( begin [,end] );

Parameter: This method accepts two parameter as mentioned above and described below:

begin : This parameter is the Zero-based index at which to begin extraction.
end : This parameter is the Zero-based index at which to end extraction.

Return Value: This method returns the extracted array .
Below example illustrate the Array slice() method in TypeScriptJS:
Example 1:

TypeScript

// Driver code 

var arr = [ 11, 89, 23, 7, 98 ];  
 
// use of slice() method  

var val = arr.slice(2, 4); 

// printing 
console.log( val );

Output:

[ 23, 7 ]

Example 2:

TypeScript

// Driver code 

 var arr = ["G", "e", "e", "k", "s", "f", "o", "r",  

            "g", "e", "e", "k", "s"];  

 var val; 
 
 // use of slice() method  

 val = arr.slice(2, 6); 

 console.log( val ); 

 val = arr.slice(5, 8); 

 console.log( val );

Output:

[ 'e', 'k', 's', 'f' ]
[ 'f', 'o', 'r' ]

Article Tags :

JavaScript

Web Technologies

TypeScript