3v4l.org

run code in 300+ PHP versions simultaneously
<?php #$INTERVAL = 1_000_000_000; #$INTERVAL = 100_000_000; #$INTERVAL = 1_000000; $INTERVAL = 100000; $search = "timeouted"; #$search = "update_core"; echo "in_array "; $stop = $INTERVAL; $start = microtime(true); $array = array( 'update_core', 'update_plugins', 'update_themes' ); while(--$stop) { if( ! in_array( $search, $array, true ) ){ /* * Put Code Here */ } } echo number_format(microtime(true) - $start, 5)."\n\n"; echo "if && "; $stop = $INTERVAL; $start = microtime(true); while(--$stop) { if ( $search !== 'update_plugins' && $search !== 'update_themes' && $search !== 'update_core' ) { /* * Put Code Here */ } } echo number_format(microtime(true) - $start, 5)."\n\n"; echo "if else "; $stop = $INTERVAL; $start = microtime(true); while(--$stop) { if ( $search !== 'update_plugins' || $search !== 'update_themes' || $search !== 'update_core' ) { /* * Nothing Here */ }else{ /* * Put Code Here */ } } echo number_format(microtime(true) - $start, 5)."\n\n"; //OUTPUT //in_array 2.32199 //if && 2.66951 //if else 1.28673

Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).

VersionSystem time (s)User time (s)Memory (MiB)
8.2.70.0120.01417.44
5.6.400.0060.02816.58
preferences:
27.27 ms | 403 KiB | 5 Q