php code to check if variable is null
if(empty($var1)){
echo 'This line is printed, because the $var1 is empty.';
}php code to check if variable is null
if(empty($var1)){
echo 'This line is printed, because the $var1 is empty.';
}php check for empty string
if (empty($var)) {
echo '$var is either 0, empty, or not set at all';
}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";
}Copyright © 2021 Codeinu
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