define empty array php code example

Example 1: php initialize array

// Initialize Empty Array (PHP 5.4 and higher)
$myArray = [];

// Initialize Empty Array (Before PHP 5.4)
$myArray = array();

Example 2: declare empty array in php

$emptyArray = []; 
$emptyArray = array();
$emptyArray = (array) null;

Example 3: php empty array

//To clear array you are able to simply re-instantiate it
$foo = array();

//To clear $foo from the symbol table use
unset($foo);

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