php check if variabl econtains data code example
Example 1: php code to check if variable is null
if(empty($var1)){
echo 'This line is printed, because the $var1 is empty.';
}
Example 2: php check empty variable
empty var php
if(empty($var1)){
echo 'This line is printed, because the $var1 is empty.';
}
empty var php