PHP SplFixedArray setSize() Function

PHP SplFixedArray rewind() Function

Last Updated : 23 Jun, 2023

The SplFixedArray::rewind() function is an inbuilt function in PHP which is used to rewind the array iterator to start position.

Syntax:

void SplFixedArray::rewind()

Parameters: This function does not accept any parameter.

Return Value: This function does not return any value.

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

Program 1:

<?php 
  
// Create a fixed size array 
$gfg = new SplFixedArray(6); 
   
$gfg[0] = 1; 
$gfg[1] = 5; 
$gfg[2] = 10; 
   
// Move to next index 
$gfg->next(); 
$gfg->next(); 
   
// Print result before rewind 
echo $gfg->current(). "\n"; 
  
// Using rewind function 
$gfg->rewind(); 
  
// Print result after rewind 
echo $gfg->current(). "\n"; 
  
?> 

Output:

10
1

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; 
  
// Iterate array and print values 
while($i < 6) { 
       
     // Using rewind function 
     // it will rewind each time at initial index 
     $gfg->rewind(); 
       
    // Print current value of index of the array 
    echo $gfg->current(). "\n"; 
       
    // Move next each time of iteration 
    $gfg->next(); 
    $i++; 
} 
  
?> 

Output:

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

PHP SplFixedArray setSize() Function

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