Question

How to check if $_GET is empty in PHP

Answer 1

// assume 'id' is your variable
// example: https://www.seek4info.com/main.php?id=
   
if (isset($_GET['id']) && empty($_GET['id'])) {
    echo '$_GET is empty';
}
  
  
        
/*
run:
   
$_GET is empty
   
*/

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Answer 2

if (empty($_GET)) {
    echo '$_GET is empty';
} else {
    echo '$_GET is not empty';
}
 
 
 
 
/*
run:
 
$_GET is empty
 
*/

 

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Answer 3

if (count($_GET) === 0) {
    echo '$_GET is empty';
} else {
    echo '$_GET is not empty';
}
 
 
 
 
/*
run:
 
$_GET is empty
 
*/

 

70+ SQL courses for beginners and professionals