Single-Quote is faster than Double-Quote...
Why?
because double-quote parse the string before displaying, while single-quote displays the text immediately...
Case-Scenario:
hope this simple optimization helps... ill try to create another tips for optimizing your code...PHP Code:
<?php
$test = '3owz ph0wz';
echo "Test: $test";
// Displays:
// Test: 3owz ph0wz
echo 'Test: $test';
// Displays:
// Test: $test
?>