PHP Ds / Sequence set () function

Syntax:
void abstract public DsSequence::set (int $index, mixed $value)
Parameters:This function takes two parameters as above and described below:
  • $index:Used to store the index number, where the value to be updated sequence.
  • $value:is used to store a new value that will be updated at the specified index.
Returned value: this function does not return any value.The following programs illustrate the Ds / Sequence::set()function in PHP:Program 1: < tbody>
// Create a new sequence $seq = new DsVector ([1, 2, 3, 4, 5]) ; echo ( " Original Sequence " );
// Show sequence items print_r ( $seq );
// Use the set() function to update
// sequence elements $seq -> set (2, "Geeks" ); echo ( " Sequence after updating the elements " );
// Show sequence items print_r ( $seq );
?>
Exit:
Original Sequence DsVector Object ([0] = > 1 [1] = > 2 [2] = > 3 [3] = > 4 [4] = > 5) Sequence after updating the elements DsVector Object ([0] = > 1 [1] = > 2 [2] = > Geeks [3] = > 4 [4] = > 5)
Program 2:
// Create a new sequence $seq = new DsVector ([ "Geeks" , "for" , "Geeks" , "Computer " , " Science " , "Portal" ]); echo ( " Original Sequence " );
// Show sequence items print_r ( $seq );
// Use the set() function to set
// sequence elements $seq -> set (0, "Welcome" ); $seq -> set (1, " to " ); $seq -> set (2, " GeeksforGeeks " ); echo ( " Sequence after updating the elements " );
// Show sequence items print_r ( $seq );
?>
Exit:
Original Sequence DsVector Object ([0] = > Geeks [1] = > for [2] = > Geeks [3] = > Computer [4] = > Science [5] = > Portal) Sequence after updating the elements DsVector Object ([0] = > Welcome [1] = > to [2] = > GeeksforGeeks [3] = > Computer [4] = > Science [5] = > Portal)
Link: https://www.php.net/manual/ en / ds-sequence.set.php

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