The JavaScript array copyWithin() method is used to copy the part of the given array with its own elements and returns the modified array.
Syntax:
array.copyWithin (target, start, end)
Parameters: target: It represents the index position where the elements will copied. It is Required. start: It represents the index position to start copying elements. The default is 0. It is optional. end: It represents the index position to end copying elements. The default is array.length. It is optional.
Returns: Modified Array.
Example:
<!DOCTYPE html> <html> <head> </head> <body> <script> var a = ["GOLD","SILVER","DIAMOND","RUBY","PLATINUM"] var result = a.copyWithin(1,2,4); document.writeln(result); </script> </body> </html>
