$string_2 = ' what '; $string_3 = strtoupper($string_1); $string_4 = '1234a'; $string_5 = '64x32'; $string_6 = 'this is a link to http://google.com which is a really popular site'; $string_7 = 'number %d is like a string %s that likes to hex %x it out'; $string_8 = $string_7 . ' and then some'; $string_9 = 'quotes\'are "fun" to use\'. Most of the time. \\ ya'; $array_1 = array('a', 'b', 'c', 'd', 'e', 'f', 'g', 'h' => 1, 'i' => 2, 'j' => 0); $array_2 = array('coffee', 'brown', 'caffeine'); $time_1 = '12/29/2011 10:15:37pm'; $now = time(); $timer->start(); for ($i = 0; $i < $run_times; ++$i) { } $timer->stop('for'); $timer->start(); while ($i > 0) { --$i; } $timer->stop('while'); $timer->start(); for ($i = 0; $i < $run_times; $i++) { $z = $i % 4; if ($z == 0) { } else { if ($z == 1) { } else { if ($z == 2) { } else { }