- parse_str: documentation ( source)
<?php
testme();
function testme() {
$data='b=2';
parse_str($data);
if(isset($b)) {
echo 'isset b='.$b,"\n";
} else {
echo 'notset b='.$b,"\n";
}
if(isset($b)) {
echo 'isset b='.$b,"\n";
}
else {
echo 'no b='.$b,"\n";
}
}