PHP | SplFixedArray offsetGet() Function

The SplFixedArray::offsetGet() function is an inbuilt function in PHP which is used to get the offset of the specified index in an array.

Syntax:

mixed SplFixedArray::offsetExists( $index )

Parameters: This function accepts a single parameter $index which specifies the requested offset.

Return Value: This function returns the offset of the array.

Below programs illustrate the SplFixedArray::offsetExists() function in PHP:

Program 1:

<?php 
  
// Create a fixed size array 
$gfg = new SplFixedArray(6); 
  
$gfg[0] = 1; 
$gfg[1] = 5; 
$gfg[2] = 10; 
  
// Check whether index exist or not 
var_dump($gfg->offsetGet(2)); 
?> 

Output:

int(10)

Program 2:

<?php 
  
// Create some fixed size array 
$gfg = new SplFixedArray(6); 
  
$gfg[0] = 1; 
$gfg[1] = 5; 
$gfg[2] = 1; 
$gfg[3] = 11; 
$gfg[4] = 15; 
$gfg[5] = 17; 
  
$i = 0; 
  
while($i < 6) { 
      
    // Print the offset of the current index 
    var_dump($gfg->offsetGet($i));  
  
    $i++; 
} 
?> 

Output:

int(1)
int(5)
int(1)
int(11)
int(15)
int(17)

Reference: https://www.php.net/manual/en/splfixedarray.offsetget.php

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