empty array in php code example

Example 1: array empty check in php

if (empty($array)) {
     // list is empty.
}

Example 2: array should not be empty php

$arr = array();

if(!empty($arr)){
  echo "not empty";
}
else 
{
  echo "empty";
}

Example 3: declare empty array in php

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

Example 4: check if array is empty php

// Declare an array and initialize it 
$non_empty_array = array('apples' => '2'); 
  
// Declare an empty array 
$empty_array = array(); 
  
// Condition to check array is empty or not 
if(!empty($non_empty_array)) {
    echo "Given Array is not empty <br>"; 
}
if(empty($empty_array)) {
    echo "Given Array is empty"; 
}

Example 5: 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);