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PHP SplFixedArray __construct () function

Syntax:
void SplFixedArray::__ construct ($size)
Parameters: This function takes one parameter $sizewhich specifies the size of the array.Return value:This function does not return any value.Below are programs illustrating the SplFixedArray::__ construct() function in PHP:Program 1:  
// Create a new fixed array of size 2 $gfg = new SplFixedArray (2); $gfg [1] = " GeeksforGeeks " ;  
// Print the result var_dump ( $gfg [0]); var_dump ( $gfg [1] );  
?>
Exit:
NULL string ( 13) "GeeksforGeeks"
Program 2:  
// Create a new fixed array of size 8 $gfg = new SplFixedArray (8 ); $gfg [2] = 5; $gfg [4] = " gfg " ; $gfg [5] = " Geeks " ; $gfg [7] = " GeeksforGeeks " ;  
// Loop through the array and display its values ​​ foreach ( $gfg as $i ) { var_dump ( $i ); }
?>
Exit:
NULL NULL int (5) NULL string (3) "gfg" string (5) "Geeks" NULL string (13) "GeeksforGeeks"
Link:https://www.php.net/manual/en/splfixedarray.construct.php

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