JavaScript Array slice()

📔 : Java Script 🔗

slice() method , दिए गए start - end argument के according elements को select करके एक new Array Object return करता है। हालाँकि इससे original Array में कोई changes नहीं आते हैं।

JavaScript Array slice Syntax

array.slice(start : int, end : int);

Parameters
  1. start | required : यह starting value है , जहाँ से Array elements को select करना है। input value का type integer होना चाहिए।

  2. end | optional : यह end value है , जहाँ तक Array elements को select करना है।इसका type भी integer होना चाहिए।

  3. Return Value : दिए गए input के according , एक selected elements का एक new Array return करता है।

JavaScript Array slice Example

File : js_array_slice.html

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<!DOCTYPE html>
<html>
  <body>
    <script>
      let languages = ["PHP", "Java", "JavaScript", "Python", "Ruby", "React JS", "React Native"]; 
      /*It will select from array indx 2 to end*/
      document.write(languages.slice(2));
      /*line break*/
      document.write("<br>"); 
      /*It will select from array indx 2 to 3 : end*/
      document.write(languages.slice(2, 4));
      document.write("<br>"); 
      document.write("Original Array : " + languages);
    </script>
  </body>
</html>
Output
JavaScript,Python,Ruby,React JS,React Native
JavaScript,Python
Original Array : PHP,Java,JavaScript,Python,Ruby,React JS,React Native

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Rahul Kumar

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