## mark a section (Learn more)

$ php -d implicit_flush=off -r '$s=microtime(true); for($i=0;$i<100000;$i++) echo "omgwtf","bbq","\n"; echo microtime(true)-$s;' | tail -n 1 1.071463108062710 $ php -d implicit_flush=off -r '$s=microtime(true); for($i=0;$i<100000;$i++) echo "omgwtf"."bbq"."\n"; echo microtime(true)-$s;' | tail -n 1 0.44555306434631

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