3v4l.org

run code in 300+ PHP versions simultaneously
<?php while(mt_rand(1, 255) != 255) { $it++; } echo $it;

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)
7.4.00.0030.01615.14
7.3.120.0110.00715.17
7.3.110.0090.00915.04
7.3.100.0030.01014.80
7.3.90.0090.00614.98
7.3.80.0000.01415.12
7.3.70.0060.00614.66
7.3.60.0000.01414.76
7.3.50.0040.01114.78
7.3.40.0000.01514.84
7.3.30.0070.00714.75
7.3.20.0000.01516.75
7.3.10.0060.00916.84
7.3.00.0030.01016.79
7.2.250.0100.01015.29
7.2.240.0030.01415.05
7.2.230.0040.00714.72
7.2.220.0100.00715.09
7.2.210.0090.00615.12
7.2.200.0130.00315.04
7.2.190.0060.01014.98
7.2.180.0040.00815.22
7.2.170.0040.01114.73
7.2.00.0100.01019.25
7.1.330.0040.01215.69
7.1.320.0030.01015.73
7.1.310.0070.00715.98
7.1.300.0040.01115.82
7.1.290.0130.00615.80
7.1.280.0110.00315.60
7.1.270.0040.00415.83
7.1.260.0070.00415.85
7.1.70.0070.00417.18
7.1.60.0060.01919.18
7.1.50.0220.01334.55
7.1.00.0130.06722.36
7.0.200.0000.00816.52
7.0.140.0000.08022.01
7.0.100.0370.07319.98
7.0.90.0270.08319.87
7.0.80.0570.07319.93
7.0.70.0430.06720.14
7.0.60.0370.05719.97
7.0.50.0500.07720.27
7.0.40.0200.03720.14
7.0.30.0200.07020.05
7.0.20.0030.08720.18
7.0.10.0030.05320.17
7.0.00.0100.07320.14
5.6.280.0130.06321.03
5.6.250.0000.05020.59
5.6.240.0030.09020.60
5.6.230.0000.07720.74
5.6.220.0100.06720.74
5.6.210.0070.08020.56
5.6.200.0100.06021.04
5.6.190.0070.08021.13
5.6.180.0130.04720.98
5.6.170.0030.08721.02
5.6.160.0100.06720.93
5.6.150.0130.07320.94
5.6.140.0070.08721.03
5.6.130.0100.08321.07
5.6.120.0130.07321.07
5.6.110.0000.09020.99
5.6.100.0200.07020.93
5.6.90.0000.04721.08
5.6.80.0100.07720.27
5.6.70.0070.07720.54
5.6.60.0100.05720.39
5.6.50.0070.08020.34
5.6.40.0100.07720.30
5.6.30.0070.06020.46
5.6.20.0030.04020.40
5.6.10.0070.08020.52
5.6.00.0170.06720.27
5.5.380.0100.07320.41
5.5.370.0100.07320.34
5.5.360.0100.06720.38
5.5.350.0130.06720.42
5.5.340.0030.07020.77
5.5.330.0030.06720.82
5.5.320.0100.07720.91
5.5.310.0000.08320.88
5.5.300.0100.07320.88
5.5.290.0100.07720.83
5.5.280.0070.08720.92
5.5.270.0030.06020.91
5.5.260.0100.07320.75
5.5.250.0030.08320.44
5.5.240.0130.07720.02
5.5.230.0230.05320.15
5.5.220.0100.07720.28
5.5.210.0130.06720.11
5.5.200.0100.08020.23
5.5.190.0070.08020.17
5.5.180.0070.08020.14
5.5.160.0000.08320.23
5.5.150.0200.06720.23
5.5.140.0030.08020.18
5.5.130.0070.04720.16
5.5.120.0030.06319.98
5.5.110.0130.07320.16
5.5.100.0030.07020.11
5.5.90.0230.06020.05
5.5.80.0070.06020.11
5.5.70.0030.07719.93
5.5.60.0070.08020.05
5.5.50.0070.04320.05
5.5.40.0070.05719.92
5.5.30.0070.07720.08
5.5.20.0000.07319.95
5.5.10.0170.06320.01
5.5.00.0130.06720.04
5.4.450.0130.07319.56
5.4.440.0130.07719.47
5.4.430.0070.08019.27
5.4.420.0000.08319.46
5.4.410.0200.06019.09
5.4.400.0070.08019.14
5.4.390.0230.06718.95
5.4.380.0100.05018.98
5.4.370.0100.05318.80
5.4.360.0000.08019.14
5.4.350.0070.06319.03
5.4.340.0100.07318.95
5.4.320.0100.08019.23
5.4.310.0130.07019.14
5.4.300.0170.06719.14
5.4.290.0200.06319.12
5.4.280.0070.07719.11
5.4.270.0100.07319.14
5.4.260.0070.07719.02
5.4.250.0000.08019.22
5.4.240.0100.07319.07
5.4.230.0030.05018.94
5.4.220.0100.06019.09
5.4.210.0100.04019.07
5.4.200.0070.07718.89
5.4.190.0130.07018.77
5.4.180.0130.06719.05
5.4.170.0130.06318.94
5.4.160.0100.07018.77
5.4.150.0100.08319.22
5.4.140.0070.08016.13
5.4.130.0030.07316.37
5.4.120.0030.08016.36
5.4.110.0100.07016.26
5.4.100.0130.07016.36
5.4.90.0030.07316.21
5.4.80.0100.04716.44
5.4.70.0070.07316.41
5.4.60.0100.06716.31
5.4.50.0130.05716.25
5.4.40.0000.06016.46
5.4.30.0070.07016.18
5.4.20.0030.07016.38
5.4.10.0230.05316.18
5.4.00.0030.07715.57
5.3.290.0200.06314.62
5.3.280.0030.04314.55
5.3.270.0100.03714.51
5.3.260.0070.05014.46
5.3.250.0030.06314.61
5.3.240.0130.06314.59
5.3.230.0070.06014.52
5.3.220.0130.05714.54
5.3.210.0200.06714.57
5.3.200.0100.06714.57
5.3.190.0100.07314.39
5.3.180.0170.06714.57
5.3.170.0000.08014.42
5.3.160.0100.07014.55
5.3.150.0070.07314.41
5.3.140.0100.06714.40
5.3.130.0070.05314.50
5.3.120.0100.07014.54
5.3.110.0000.06014.53
5.3.100.0130.03713.88
5.3.90.0030.07014.01
5.3.80.0070.07013.87
5.3.70.0130.06013.99
5.3.60.0070.07713.86
5.3.50.0000.07013.77
5.3.40.0030.07713.88
5.3.30.0070.07313.90
5.3.20.0100.06713.69
5.3.10.0070.06713.67
5.3.00.0070.07713.59
5.2.170.0000.05311.09
5.2.160.0070.05311.14
5.2.150.0070.06011.13
5.2.140.0030.06310.94
5.2.130.0030.06011.09
5.2.120.0130.05011.11
5.2.110.0070.04011.12
5.2.100.0070.05010.96
5.2.90.0070.06011.02
5.2.80.0000.06710.95
5.2.70.0000.05310.94
5.2.60.0030.06311.12
5.2.50.0000.06311.01
5.2.40.0100.05010.84
5.2.30.0030.06710.89
5.2.20.0030.06710.98
5.2.10.0070.03310.79
5.2.00.0000.03310.74
5.1.60.0030.0509.91
5.1.50.0100.0509.91
5.1.40.0000.05010.02
5.1.30.0100.05010.47
5.1.20.0100.05010.41
5.1.10.0070.05710.12
5.1.00.0030.0539.91
5.0.50.0100.0339.91
5.0.40.0070.0439.91
5.0.30.0100.0309.91
5.0.20.0000.0509.91
5.0.10.0000.0479.91
5.0.00.0070.0539.91
4.4.90.0070.0279.91
4.4.80.0070.0209.91
4.4.70.0030.0179.91
4.4.60.0000.0379.91
4.4.50.0070.0339.91
4.4.40.0000.0579.91
4.4.30.0000.0209.91
4.4.20.0000.0309.91
4.4.10.0000.0339.91
4.4.00.0030.0579.91
4.3.110.0000.0279.91
4.3.100.0000.0379.91
4.3.90.0100.0279.91
4.3.80.0000.0539.91
4.3.70.0030.0279.91
4.3.60.0000.0409.91
4.3.50.0100.0279.91
4.3.40.0030.0509.91
4.3.30.0030.0379.91
4.3.20.0000.0409.91
4.3.10.0000.0309.91
4.3.00.0070.0309.91

preferences:
37.13 ms | 400 KiB | 5 Q