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';
}Copyright © 2021 Codeinu
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