Question

How to check whether a string is empty in PHP

Answer 1

$s = "";

if (empty($sg)) {
  echo "Empty";
} else {
  echo "Not empty";
}




/*
run:

Empty

*/

 

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Answer 2

$s = "";

if (strlen($s == 0)) {
  echo "Empty";
} else {
  echo "Not empty";
}




/*
run:

Empty

*/

 

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