php is empty code example
Example 1: array empty check in php
if (empty($array)) {
}
Example 2: php code to check if variable is null
if(empty($var1)){
echo 'This line is printed, because the $var1 is empty.';
}
Example 3: php check for empty string
if (empty($var)) {
echo '$var is either 0, empty, or not set at all';
}
Example 4: check if array is empty php
$non_empty_array = array('apples' => '2');
$empty_array = array();
if(!empty($non_empty_array)) {
echo "Given Array is not empty <br>";
}
if(empty($empty_array)) {
echo "Given Array is empty";
}
Example 5: php check empty variable
empty var php