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PHP Ds / Vector set () function

Syntax:
void public DsVector::set ($index, $value)
Parameters : This function takes two parameters as above and described below:
  • $index:This parameter contains the index value at which the vector value is updated.
  • $value:this parameter contains the value to replace the previous element with.
Returned value:this function does not return any value.Exception:This function throws a OutOfRangeException if the index is invalid.The following programs illustrate function Ds / Vector::set()in PHP:Program 1:  
// Create a new vector $vect = new DsVector ([1, 2, 3, 4, 5]);  
// Show vector elements print_r ( $vect );  
// Use the set() function to set
// element in vector $vect -> set (1, 10); echo ( " Vector after updating the element " );  
// Show vector elements print_r ( $vect );  
?>
Output:
DsVector Object ([0] = > 1 [1] = > 2 [2] = > 3 [3] = > 4 [4] = > 5) Vector after updating the element DsVector Object ([0] = > 1 [1] = > 10 [2] = > 3 [3] = > 4 [4] = > 5)
Program 2:  
// Create a new vector $vect = new DsVector ([ "engineer" , "of" , "engineer" ]);  
// Show vector elements print_r ( $vect );  
// Use the set() function to set
// element in vector $vect -> set (1, "for" ); echo ( " Vector after updating the element " );  
// Show vector elements print_r ( $vect );  
?>
Output:
DsVector Object ([0] = > engineer [1] = > of [2] = > engineer) Vector after updating the element DsVector Object ([0] = > engineer [1] = > for [2] = > engineer)
Link: http : //php.net/manual/en/ds-vector.set.php

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