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ricardo-dlc/perf.php

Created April 8, 2026 18:49
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A lightweight PHP performance profiling helper built with closures.
Raw
perf.php
<?php
$_perf = (static function (): \Closure {
$last = $start = microtime(true);
return static function (string $label) use (&$last, $start): void {
$now = microtime(true);
error_log(sprintf('[perf] %-28s %6.3fs (total %6.3fs)', $label . ':', $now - $last, $now - $start));
$last = $now;
};
})();
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