3v4l.org

run code in 300+ PHP versions simultaneously
<?php $count = 1; $code = ' $ret = ""; echo $i; for ($j=0; $j<100; $j++) { $ret.= md5($i.$j.$ret); } return $ret;'; $fName = create_function('$i', $code); $start = microtime(true); for($i = 0; $i < $count; $i++){ echo eval($code); } printf("#1, done in %f\n", microtime(true) - $start); $start = microtime(true); for($i = 0; $i < $count; $i++){ echo $fName($i); } printf("#2, done in %f\n", microtime(true) - $start); ?>

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)
7.4.00.0100.01014.94
7.3.120.0090.01014.98
7.3.110.0110.00715.00
7.3.100.0070.00714.92
7.3.90.0060.00615.15
7.3.80.0060.00914.89
7.3.70.0070.00314.90
7.3.60.0070.00715.05
7.3.50.0060.00915.01
7.3.40.0090.00614.86
7.3.30.0040.00815.02
7.3.20.0060.00616.73
7.3.10.0030.01016.46
7.3.00.0060.01016.85
7.2.250.0110.00815.17
7.2.240.0070.01315.20
7.2.230.0000.01615.22
7.2.220.0110.00415.06
7.2.210.0030.01015.45
7.2.200.0040.00715.28
7.2.190.0080.00814.94
7.2.180.0100.00315.08
7.2.170.0000.01115.06
7.2.00.0070.01019.46
7.1.330.0070.01015.83
7.1.320.0060.00915.88
7.1.310.0000.01115.70
7.1.300.0030.01015.48
7.1.290.0080.00415.80
7.1.280.0030.00915.89
7.1.270.0060.00915.73
7.1.260.0040.00715.91
7.1.70.0000.00817.32
7.1.60.0160.01019.82
7.1.50.0030.01316.95
7.1.00.0030.04722.44
7.0.200.0000.01016.82
7.0.140.0000.07722.08
7.0.60.0070.08020.07
7.0.50.0070.06317.94
7.0.40.0230.07020.30
7.0.30.0230.04720.20
7.0.20.0300.07020.10
7.0.10.0170.04020.06
7.0.00.0070.07720.22
5.6.280.0000.08020.89
5.6.210.0170.06320.62
5.6.200.0070.05318.27
5.6.190.0200.04320.48
5.6.180.3170.04320.41
5.6.170.0100.05320.71
5.6.160.0070.04020.57
5.6.150.0130.06718.23
5.6.140.0030.08718.14
5.6.130.0000.08718.15
5.6.120.0070.08321.02
5.6.110.0100.07721.02
5.6.100.0030.05320.97
5.6.90.0070.06320.96
5.6.80.0070.07320.48
5.6.70.0200.07720.36
5.5.350.0170.07320.33
5.5.340.0100.10018.02
5.5.330.0070.04020.26
5.5.320.0230.05320.30
5.5.310.0170.04720.24
5.5.300.0070.04318.03
5.5.290.0070.06718.08
5.5.280.0070.06020.88
5.5.270.0030.04320.76
5.5.260.0070.07020.86
5.5.250.0070.08320.60
5.5.240.0070.05720.22
5.4.450.0830.05319.63
5.4.440.0800.05719.63
5.4.430.0070.06019.63
5.4.420.0730.05319.61
5.4.410.1030.05319.50
5.4.400.0470.06718.55
5.4.390.0470.05318.60
5.4.380.0300.05318.61
5.4.370.0200.05018.83
5.4.360.0170.05018.63
5.4.350.0060.04812.04
5.4.340.0100.03812.04
5.4.320.0040.03812.52
5.4.310.0060.05012.52
5.4.300.0040.04512.52
5.4.290.0030.04012.52
5.4.280.0050.04112.41
5.4.270.0030.03912.41
5.4.260.0030.04812.41
5.4.250.0100.05018.79
5.4.240.0230.04318.99
5.4.230.0030.05718.79
5.4.220.0170.07019.00
5.4.210.0070.05318.79
5.4.200.0130.04719.02
5.4.190.0000.06018.95
5.4.180.0100.05018.74
5.4.170.0070.06019.01
5.4.160.0030.06018.97
5.4.150.0170.07018.89
5.4.140.0100.05016.45
5.4.130.0070.04716.34
5.4.120.0130.06716.31
5.4.110.0130.04716.41
5.4.100.0130.04316.50
5.4.90.0030.05316.46
5.4.80.0100.04716.27
5.4.70.0100.06016.33
5.4.60.0070.05016.51
5.4.50.0100.04716.50
5.4.40.0000.08016.43
5.4.30.0070.05716.48
5.4.20.0130.05016.53
5.4.10.0030.05716.54
5.4.00.0100.04715.86
5.3.290.0080.03812.80
5.3.280.0100.05014.52
5.3.270.0030.05714.61
5.3.260.0100.05014.84
5.3.250.0070.05314.71
5.3.240.0170.04014.59
5.3.230.0030.05314.64
5.3.220.0070.05014.57
5.3.210.0100.07714.76
5.3.200.0100.05314.66
5.3.190.0070.05314.66
5.3.180.0170.06714.41
5.3.170.0000.05714.74
5.3.160.0100.07014.48
5.3.150.0130.05014.67
5.3.140.0000.06014.71
5.3.130.0100.07314.58
5.3.120.0070.05314.72
5.3.110.0070.05714.63
5.3.100.0000.06314.04
5.3.90.0070.06014.02
5.3.80.0070.05014.09
5.3.70.0070.07014.00
5.3.60.0070.05714.09
5.3.50.0030.05314.02
5.3.40.0100.05014.14
5.3.30.0100.04713.91
5.3.20.0100.06713.61
5.3.10.0070.04713.75
5.3.00.0130.05013.68
5.2.170.0030.04311.16
5.2.160.0030.06011.25
5.2.150.0100.05311.14
5.2.140.0100.04011.14
5.2.130.0070.04011.20
5.2.120.0130.05310.96
5.2.110.0070.06011.19
5.2.100.0130.03711.28
5.2.90.0100.04011.12
5.2.80.0170.03011.28
5.2.70.0070.04011.09
5.2.60.0000.04711.16
5.2.50.0130.03311.02
5.2.40.0070.05710.84
5.2.30.0100.05311.16
5.2.20.0030.04710.80
5.2.10.0100.03710.95
5.2.00.0130.05310.88
5.1.60.0070.03310.10
5.1.50.0070.0379.96
5.1.40.0070.0509.99
5.1.30.0070.04310.48
5.1.20.0030.06310.51
5.1.10.0030.04010.08
5.1.00.0100.04710.07
5.0.50.0030.0378.46
5.0.40.0070.0478.34
5.0.30.0000.0508.45
5.0.20.0030.0278.20
5.0.10.0070.0308.34
5.0.00.0030.0408.09
4.4.90.0070.0207.67
4.4.80.0030.0237.67
4.4.70.0030.0277.67
4.4.60.0000.0277.67
4.4.50.0070.0177.67
4.4.40.0100.0377.67
4.4.30.0030.0337.67
4.4.20.0030.0307.67
4.4.10.0030.0337.67
4.4.00.0030.0437.67
4.3.110.0000.0237.67
4.3.100.0030.0237.67
4.3.90.0000.0237.67
4.3.80.0030.0337.67
4.3.70.0100.0237.67
4.3.60.0070.0177.67
4.3.50.0000.0277.67
4.3.40.0000.0377.67
4.3.30.0000.0237.67
4.3.20.0000.0277.67
4.3.10.0030.0207.67
4.3.00.0070.0278.36

preferences:
33.25 ms | 400 KiB | 5 Q