检测 php 执行时间
<?php /**这里是主要的函数**/ function ss_timing_start ($name = 'default') { global $ss_timing_start_times; $ss_timing_start_times[$name] = explode(' ', microtime()); } function ss_timing_stop ($name = 'default') { global $ss_timing_stop_times; $ss_timing_stop_times[$name] = explode(' ', microtime()); } function ss_timing_current ($name = 'default') { global $ss_timing_start_times, $ss_timing_stop_times; if (!isset($ss_timing_start_times[$name]))