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

<?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

<?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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