3v4l.org

run code in 300+ PHP versions simultaneously
<?php $count = 500; $code = ' $ret = ""; for ($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; $i++){ eval($code); } printf("#1, done in %f\n", microtime(true) - $start); $start = microtime(true); for($i = 0; $i < $count; $i++){ $fName($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)
7.2.00.0070.33519.41
7.1.70.0000.37017.23
7.1.60.0070.37419.69
7.1.50.0100.33416.95
7.1.00.0030.28322.45
7.0.200.0330.33216.55
7.0.140.0000.36722.08
7.0.110.0030.30720.00
7.0.100.0070.28720.03
7.0.90.0070.37320.09
7.0.80.0130.31020.11
7.0.70.0370.29019.91
7.0.60.0000.28320.06
7.0.50.0070.34019.93
7.0.40.0130.28019.82
7.0.30.0030.27719.70
7.0.20.0070.28319.79
7.0.10.0030.27319.87
7.0.00.0070.27719.71
5.6.280.0070.40721.21
5.6.260.0030.30320.99
5.6.250.0100.37720.87
5.6.240.0070.40720.78
5.6.230.0030.29021.14
5.6.220.0000.30020.84
5.6.210.0000.31720.92
5.6.200.0030.30020.85
5.6.190.0100.35721.14
5.6.180.0070.33020.93
5.6.170.0030.30720.83
5.6.160.0030.29320.95
5.6.150.0030.29021.14
5.6.140.0100.36320.93
5.6.130.0130.37720.91
5.6.120.0030.31020.90
5.6.110.0000.30720.84
5.6.100.0100.31020.91
5.6.90.0070.42320.86
5.6.80.0370.29020.24
5.6.70.0000.35020.29
5.6.60.0030.28720.22
5.6.50.0000.29320.32
5.6.40.0030.28720.27
5.6.30.0100.38020.33
5.6.20.0030.31720.11
5.6.10.0100.41320.27
5.6.00.0100.36020.28
5.5.380.0000.31017.98
5.5.370.0100.37317.95
5.5.360.0100.28717.82
5.5.350.0000.30017.91
5.5.340.0070.28318.42
5.5.330.0000.33718.21
5.5.320.0000.29718.43
5.5.310.0730.27318.33
5.5.300.0070.28318.39
5.5.290.0100.36718.31
5.5.280.0070.35018.42
5.5.270.0030.29018.41
5.5.260.0000.30718.36
5.5.250.0070.30317.91
5.5.240.0070.38717.57
5.5.230.0070.29717.77
5.5.220.0070.28717.71
5.5.210.0030.29317.68
5.5.200.0000.29017.54
5.5.190.0070.30317.74
5.5.180.0000.29017.65
5.5.160.0000.36017.63
5.5.150.0030.34317.61
5.5.140.0030.31017.58
5.5.130.0000.28717.77
5.5.120.0000.28717.53
5.5.110.0030.29717.64
5.5.100.0130.27317.63
5.5.90.0030.30717.45
5.5.80.0130.27717.66
5.5.70.0030.29017.57
5.5.60.0000.28717.59
5.5.50.0400.30017.44
5.5.40.0000.28717.42
5.5.30.0000.29017.57
5.5.20.0070.34017.66
5.5.10.0030.34017.60
5.5.00.0070.30717.34
5.4.450.0070.40019.50
5.4.440.0070.33019.89
5.4.430.0030.33719.73
5.4.420.0000.35319.46
5.4.410.0000.35719.46
5.4.400.0170.28319.23
5.4.390.0000.32319.18
5.4.380.0000.30319.39
5.4.370.0070.29019.41
5.4.360.0000.29319.20
5.4.350.0100.28019.18
5.4.340.0100.29019.41
5.4.320.0100.34719.22
5.4.310.0030.35319.39
5.4.300.0000.29019.37
5.4.290.0000.34719.39
5.4.280.0030.30719.20
5.4.270.0070.28719.32
5.4.260.0030.29319.25
5.4.250.0030.30719.22
5.4.240.0070.28719.39
5.4.230.0070.28719.51
5.4.220.0000.31719.57
5.4.210.0030.29319.20
5.4.200.0000.29719.20
5.4.190.0070.29719.17
5.4.180.0030.35319.16
5.4.170.0100.32319.56
5.4.160.0030.28319.23
5.4.150.0030.33019.15
5.4.140.0030.29016.74
5.4.130.0070.28716.65
5.4.120.0070.30716.52
5.4.110.0070.31016.79
5.4.100.0100.30016.61
5.4.90.0030.37016.66
5.4.80.0030.34016.72
5.4.70.0030.35716.52
5.4.60.0100.30316.72
5.4.50.0030.30316.55
5.4.40.0070.33016.76
5.4.30.0070.28716.64
5.4.20.0070.30016.66
5.4.10.0030.36316.74
5.4.00.0070.33316.09
5.3.290.0130.34714.82
5.3.280.0030.30714.62
5.3.270.0070.40314.62
5.3.260.0000.30014.75
5.3.250.0100.36014.73
5.3.240.0030.30014.85
5.3.230.0000.37014.61
5.3.220.0000.32314.71
5.3.210.0130.41314.61
5.3.200.0000.32014.73
5.3.190.0100.35714.67
5.3.180.0000.31714.43
5.3.170.0030.36714.61
5.3.160.0070.37314.58
5.3.150.0000.30714.67
5.3.140.0030.38014.71
5.3.130.0070.36314.54
5.3.120.0030.29314.61
5.3.110.0030.32714.71
5.3.100.0030.36014.20
5.3.90.0000.29014.00
5.3.80.0000.28714.11
5.3.70.0070.29314.01
5.3.60.0030.33314.04
5.3.50.0030.29014.11
5.3.40.0030.41313.92
5.3.30.0030.36713.99
5.3.20.0000.31013.69
5.3.10.0070.34313.68
5.3.00.0030.28313.73
5.2.170.0000.40012.02
5.2.160.0000.39712.02
5.2.150.0000.37712.02
5.2.140.0470.33312.02
5.2.130.0000.40312.02
5.2.120.0100.37712.02
5.2.110.0070.36312.02
5.2.100.0000.31712.02
5.2.90.0000.32012.02
5.2.80.0030.45312.02
5.2.70.0030.35312.02
5.2.60.0030.32012.02
5.2.50.0070.32312.02
5.2.40.0000.37012.02
5.2.30.0030.36712.02
5.2.20.0000.51012.02
5.2.10.0030.50012.02
5.2.00.0030.48712.02
5.1.60.0000.46012.02
5.1.50.0070.48712.02
5.1.40.0000.42012.02
5.1.30.0030.48712.02
5.1.20.0000.42312.02
5.1.10.0030.50012.02
5.1.00.0070.51712.02
5.0.50.0070.45312.02
5.0.40.0030.55012.02
5.0.30.0770.43012.02
5.0.20.0070.56012.02
5.0.10.0000.48712.02
5.0.00.0000.47012.02
4.4.90.0000.56312.02
4.4.80.0000.43012.02
4.4.70.0030.56012.02
4.4.60.0000.43312.02
4.4.50.0000.45012.02
4.4.40.0030.50012.02
4.4.30.0030.50012.02
4.4.20.0100.43712.02
4.4.10.0000.60312.02
4.4.00.0130.52012.02
4.3.110.0000.57012.02
4.3.100.0030.55012.02
4.3.90.0000.43312.02
4.3.80.0000.52012.02
4.3.70.0000.42712.02
4.3.60.0000.54012.02
4.3.50.0000.42312.02
4.3.40.0000.44312.02
4.3.30.0000.58312.02
4.3.20.0000.47012.02
4.3.10.0000.54012.02
4.3.00.0000.51312.02

preferences:
37.38 ms | 400 KiB | 5 Q