(PHP 5 >= 5.3.0, PHP 7)
  	
    
      
      Constructs a new fixed array
    
    
    
    
     public SplFixedArray::__construct ([ int 
$size = 0 ] ) Initializes a fixed array with a number of NULL values equal to size. 
Parameters: 
  
      
      
      	size
    	
 
    	 The size of the fixed array. This expects a number between 0 and PHP_INT_MAX. 
Returns: 
    No value is returned.
Exception: 
    
     Throws InvalidArgumentException when size is a negative number. 
 Raises E_WARNING when size cannot be parsed as a number. 
Examples: 
  
          SplFixedArray::__construct() example
    	
      
<?php
$array = new SplFixedArray(5);
$array[1] = 2;
$array[4] = "foo";
foreach($array as $v) {
  var_dump($v);
}
?>
 The above example will output:
NULL int(2) NULL NULL string(3) "foo"
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