3v4l.org

run code in 300+ PHP versions simultaneously
<?php $rand_min = -getrandmax (); $rand_max = getrandmax (); $c = 1000; for ( $min = $rand_min; $min < 0; $min+=10000000 ) { $diff = $rand_max - abs ( $min ) + 1; $cnt = 0; for ( $i = 0; $i < $c; $i++ ) { $super_random_value = rand ( $min, $rand_max ); if ( $super_random_value == $diff ) $cnt++; } $per = $cnt * 100 / $c; echo "Number '$diff' was generated $cnt times, " . $per . "%, minimum = $min\n";

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)
5.6.100.0030.08021.00
5.6.90.0100.08721.00
5.6.80.0130.07320.40
5.5.260.0100.07320.87
5.5.250.0100.08320.54
5.5.240.0070.04320.23
5.4.420.0670.00019.63
5.4.410.0670.00019.21
5.4.400.0800.00019.17
5.4.390.0770.00019.13
5.4.380.0730.00019.05
5.4.370.0700.00018.95
5.4.360.0630.00019.07
5.4.350.0670.00019.05
5.4.340.0600.00019.05
5.4.320.0730.00019.06
5.4.310.0630.00018.96
5.4.300.0630.00018.95
5.4.290.0630.00019.23
5.4.280.0630.00019.08
5.4.270.0630.00019.15
5.4.260.0630.00019.11
5.4.250.0670.00019.25
5.4.240.0630.00019.08
5.4.230.0670.00019.07
5.4.220.0670.00018.98
5.4.210.0630.00019.25
5.4.200.0600.00016.54
5.4.190.0630.00019.04
5.4.180.0630.00018.98
5.4.170.0670.00018.93
5.4.160.0630.00019.15
5.4.150.0730.00019.08
5.4.140.0600.00016.55
5.4.130.0600.00016.52
5.4.120.0600.00016.41
5.4.110.0770.00016.41
5.4.100.0800.00016.41
5.4.90.0600.00016.42
5.4.80.0600.00016.48
5.4.70.0600.00016.51
5.4.60.0630.00016.35
5.4.50.0730.00016.48
5.4.40.0630.00016.49
5.4.30.0630.00016.11
5.4.20.0670.00016.11
5.4.10.0600.00016.09
5.4.00.0600.00015.95
5.3.290.0630.00014.56
5.3.280.0700.00014.47
5.3.270.0730.00014.64
5.3.260.0700.00014.56
5.3.250.0670.00014.46
5.3.240.0630.00014.55
5.3.230.0600.00014.54
5.3.220.0630.00014.50
5.3.210.0630.00014.42
5.3.200.0570.00014.47
5.3.190.0600.00014.42
5.3.180.0600.00014.44
5.3.170.0630.00014.40
5.3.160.0830.00014.48
5.3.150.0670.00014.42
5.3.140.0800.00014.56
5.3.130.0770.00014.47
5.3.120.0870.00014.44
5.3.110.0870.00014.34
5.3.100.0800.00013.82
5.3.90.0630.00013.92
5.3.80.0600.00014.03
5.3.70.0600.00014.00
5.3.60.0600.00014.02
5.3.50.0600.00013.80
5.3.40.0570.00013.79
5.3.30.0800.00013.93
5.3.20.0630.00013.58
5.3.10.0630.00013.54
5.3.00.0600.00013.66
5.2.170.0530.00011.09
5.2.160.0470.00011.14
5.2.150.0470.00011.00
5.2.140.0630.00011.01
5.2.130.0500.00011.00
5.2.120.0470.00010.98
5.2.110.0500.00011.20
5.2.100.0470.00011.19
5.2.90.0470.00011.18
5.2.80.0470.00010.85
5.2.70.0500.00011.04
5.2.60.0500.00011.13
5.2.50.0500.00010.88
5.2.40.0470.00010.85
5.2.30.0500.00011.07
5.2.20.0500.00010.85
5.2.10.0500.00010.93
5.2.00.0470.00010.66
5.1.60.0430.0009.89
5.1.50.0430.00010.04
5.1.40.0470.0009.91
5.1.30.0430.00010.25
5.1.20.0500.00010.33
5.1.10.0430.00010.16
5.1.00.0400.00010.18
5.0.50.0330.0008.49
5.0.40.0370.0008.35
5.0.30.0470.0008.08
5.0.20.0430.0008.25
5.0.10.0370.0008.23
5.0.00.0500.0008.33
4.4.90.0230.0005.79
4.4.80.0270.0005.78
4.4.70.0330.0005.82
4.4.60.0230.0005.76
4.4.50.0230.0005.87
4.4.40.0400.0005.83
4.4.30.0270.0005.86
4.4.20.0270.0005.82
4.4.10.0470.0005.87
4.4.00.0470.0005.87
4.3.110.0270.0005.84
4.3.100.0230.0005.68
4.3.90.0230.0005.75
4.3.80.0370.0005.69
4.3.70.0230.0005.70
4.3.60.0300.0005.67
4.3.50.0270.0005.78
4.3.40.0400.0005.62
4.3.30.0230.0004.57
4.3.20.0300.0004.54
4.3.10.0230.0004.39
4.3.00.0000.0237.33

preferences:
147.52 ms | 1394 KiB | 7 Q