3v4l.org

run code in 300+ PHP versions simultaneously
<?php $myString="abc"; var_dump(preg_match('/ /',"a b c"));

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)
8.3.40.0120.00318.71
8.3.30.0080.00618.44
8.3.20.0060.00918.50
8.3.10.0030.00618.91
8.3.00.0070.00319.35
8.2.170.0130.01022.96
8.2.160.0080.00819.00
8.2.150.0090.00024.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0000.00720.91
8.2.110.0030.00620.52
8.2.100.0040.00719.70
8.2.90.0000.00917.50
8.2.80.0000.00818.73
8.2.70.0060.00317.75
8.2.60.0070.00017.91
8.2.50.0030.00518.07
8.2.40.0030.00620.07
8.2.30.0000.00817.69
8.2.20.0040.00717.75
8.2.10.0000.00817.68
8.2.00.0090.00017.67
8.1.270.0000.00823.99
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0000.00919.06
8.1.230.0060.00617.77
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0030.00617.25
8.1.190.0000.00817.13
8.1.180.0040.00418.10
8.1.170.0090.00018.91
8.1.160.0040.00418.90
8.1.150.0070.00018.63
8.1.140.0050.00217.44
8.1.130.0070.00017.89
8.1.120.0050.00217.45
8.1.110.0000.00717.57
8.1.100.0050.00217.52
8.1.90.0040.00417.62
8.1.80.0030.00517.55
8.1.70.0000.00717.43
8.1.60.0000.00717.57
8.1.50.0000.00717.46
8.1.40.0050.00217.57
8.1.30.0000.00917.63
8.1.20.0040.00817.73
8.1.10.0040.00417.64
8.1.00.0000.00817.51
8.0.300.0000.00718.77
8.0.290.0080.00016.88
8.0.280.0040.00418.60
8.0.270.0000.00717.21
8.0.260.0070.00016.96
8.0.250.0070.00017.02
8.0.240.0000.00717.09
8.0.230.0000.00717.05
8.0.220.0000.00716.83
8.0.210.0000.00716.97
8.0.200.0030.00316.92
8.0.190.0000.01016.95
8.0.180.0040.00716.97
8.0.170.0030.00616.91
8.0.160.0050.00216.87
8.0.150.0040.00416.78
8.0.140.0000.00816.98
8.0.130.0030.00313.44
8.0.120.0090.00016.96
8.0.110.0000.00716.80
8.0.100.0000.00716.84
8.0.90.0080.00016.77
8.0.80.0160.00316.96
8.0.70.0040.00416.93
8.0.60.0000.00717.02
8.0.50.0070.00017.03
8.0.30.0120.00617.25
8.0.20.0120.00617.19
8.0.10.0040.00417.06
8.0.00.0130.00916.72
7.4.330.0000.00513.13
7.4.320.0040.00416.75
7.4.300.0000.00616.66
7.4.290.0030.00316.55
7.4.280.0040.00416.66
7.4.270.0040.00416.68
7.4.260.0030.00313.38
7.4.250.0040.00416.65
7.4.240.0000.00716.65
7.4.230.0030.00316.54
7.4.220.0090.00916.67
7.4.210.0130.00616.81
7.4.200.0030.00416.68
7.4.190.0000.00816.83
7.4.160.0060.00916.57
7.4.150.0080.01116.63
7.4.140.0100.00916.41
7.4.130.0090.00916.84
7.4.120.0100.00716.69
7.4.110.0120.00616.67
7.4.100.0120.00616.59
7.4.90.0050.01416.58
7.4.80.0060.01019.39
7.4.70.0060.01616.50
7.4.60.0000.01516.72
7.4.50.0020.00216.46
7.4.40.0040.01516.55
7.4.30.0030.01316.54
7.4.00.0070.00715.12
7.3.330.0000.00613.13
7.3.320.0060.00013.02
7.3.310.0000.00716.16
7.3.300.0030.00316.24
7.3.290.0080.00916.27
7.3.280.0050.01116.28
7.3.270.0110.00616.30
7.3.260.0100.00716.29
7.3.250.0090.01016.35
7.3.240.0030.01316.34
7.3.230.0140.00316.42
7.3.210.0140.00316.57
7.3.200.0150.00616.52
7.3.190.0070.01016.50
7.3.180.0170.00316.46
7.3.170.0100.00616.56
7.3.160.0130.00316.25
7.3.120.0100.00314.88
7.3.10.0100.00716.23
7.3.00.0180.00416.16
7.2.330.0090.01316.64
7.2.320.0070.01016.55
7.2.310.0130.00816.34
7.2.300.0070.01016.53
7.2.290.0140.00516.56
7.2.130.0100.00916.32
7.2.120.0080.00816.32
7.2.110.0210.00516.85
7.2.100.0140.00716.79
7.2.90.0060.01316.38
7.2.80.0060.00916.67
7.2.70.0200.00616.59
7.2.60.0120.01216.59
7.2.50.0130.00716.32
7.2.40.0130.00616.42
7.2.30.0160.00416.83
7.2.20.0070.01016.62
7.2.10.0080.01216.18
7.2.00.0050.00818.07
7.1.250.0030.01215.29
7.1.200.0060.00615.92
7.1.100.0030.00918.17
7.1.70.0120.00317.20
7.1.60.0100.01419.30
7.1.50.0100.01316.75
7.1.00.0030.05022.35
7.0.200.0030.00616.75
7.0.140.0000.07721.92
7.0.120.0070.06722.16
7.0.60.0100.07720.02
7.0.50.0100.07717.81
7.0.40.0000.04720.06
7.0.30.0230.05720.02
7.0.20.0270.08020.14
7.0.10.0330.08320.21
7.0.00.0030.04320.17
5.6.280.0030.07321.06
5.6.210.0030.06320.47
5.6.200.0100.07718.12
5.6.190.0030.09320.61
5.6.180.0170.04320.31
5.6.170.0370.04020.51
5.6.160.0030.09020.42
5.6.150.0030.06318.09
5.6.140.0070.03318.09
5.6.130.0030.07718.22
5.6.120.0030.04720.97
5.6.110.0170.07320.98
5.6.100.0030.09020.97
5.6.90.0100.08020.94
5.6.80.0030.08320.50
5.6.70.0230.07720.38
5.5.350.0270.06720.42
5.5.340.0030.04317.92
5.5.330.0070.04720.48
5.5.320.0100.07020.41
5.5.310.0300.04020.17
5.5.300.0100.04017.87
5.5.290.0030.07318.02
5.5.280.0030.05020.77
5.5.270.0030.05720.64
5.5.260.0100.03320.79
5.5.250.0100.08020.62
5.5.240.0070.03720.27
5.4.450.0130.06319.50
5.4.440.0130.03319.25
5.4.430.0070.06019.41
5.4.420.0030.04719.47
5.4.410.0070.06719.11
5.4.400.0030.07718.92
5.4.390.0130.07319.12
5.4.380.0130.07319.14
5.4.370.0100.07318.79
5.4.360.0070.05319.20
5.4.350.0000.04318.88
5.4.340.0130.03019.18
5.4.320.0030.03719.15
5.4.310.0030.03719.12
5.4.300.0030.03718.79
5.4.290.0070.03319.17
5.4.280.0100.04319.16
5.4.270.0100.04019.19
5.4.260.0030.04719.09
5.4.250.0030.04019.11
5.4.240.0030.03719.11
5.4.230.0000.04019.17
5.4.220.0030.03719.07
5.4.210.0000.04019.13
5.4.200.0000.08019.11
5.4.190.0070.03319.07
5.4.180.0030.03719.10
5.4.170.0000.04018.90
5.4.160.0030.03719.06
5.4.150.0000.04018.77
5.4.140.0070.03016.37
5.4.130.0030.03316.24
5.4.120.0000.03716.37
5.4.110.0130.02716.39
5.4.100.0070.03316.23
5.4.90.0000.03716.36
5.4.80.0030.05716.35
5.4.70.0100.05716.34
5.4.60.0030.06016.30
5.4.50.0030.07016.22
5.4.40.0070.07316.31
5.4.30.0130.07016.24
5.4.20.0100.06316.34
5.4.10.0030.05016.36
5.4.00.0000.07315.78
5.3.290.0170.02314.59
5.3.280.0100.03014.51
5.3.270.0030.03714.54
5.3.260.0030.03714.53
5.3.250.0100.03014.52
5.3.240.0000.04014.53
5.3.230.0000.04014.61
5.3.220.0100.03714.54
5.3.210.0030.03714.65
5.3.200.0000.03714.51
5.3.190.0000.04014.46
5.3.180.0030.03714.48
5.3.170.0030.04314.49
5.3.160.0000.04714.48
5.3.150.0070.06714.51
5.3.140.0070.07714.37
5.3.130.0230.03714.50
5.3.120.0330.03314.48
5.3.110.0100.07014.36
5.3.100.0000.07013.96
5.3.90.0070.05714.11
5.3.80.0100.06313.94
5.3.70.0000.07013.93
5.3.60.0100.05314.02
5.3.50.0070.04013.92
5.3.40.0070.05013.78
5.3.30.0030.06313.83
5.3.20.0070.07313.62
5.3.10.0070.06313.77
5.3.00.0070.07013.57
5.2.170.0130.05311.02
5.2.160.0030.04311.07
5.2.150.0100.05711.08
5.2.140.0100.06011.29
5.2.130.0070.04711.18
5.2.120.0130.05310.98
5.2.110.0000.04311.04
5.2.100.0030.04711.04
5.2.90.0030.03311.07
5.2.80.0070.03711.08
5.2.70.0030.06011.09
5.2.60.0030.04011.19
5.2.50.0070.02710.91
5.2.40.0000.03310.93
5.2.30.0070.06311.05
5.2.20.0100.06010.92
5.2.10.0100.04310.74
5.2.00.0030.05710.71
5.1.60.0070.03010.03
5.1.50.0000.0309.83
5.1.40.0030.05710.04
5.1.30.0030.04710.36
5.1.20.0100.03710.34
5.1.10.0000.04310.09
5.1.00.0030.06010.07
5.0.50.0030.0508.54
5.0.40.0030.0208.52
5.0.30.0030.0608.52
5.0.20.0000.0338.52
5.0.10.0070.0438.52
5.0.00.0000.0478.52
4.4.90.0100.0278.52
4.4.80.0070.0138.52
4.4.70.0030.0338.52
4.4.60.0000.0378.52
4.4.50.0000.0278.52
4.4.40.0070.0238.52
4.4.30.0000.0208.52
4.4.20.0030.0308.52
4.4.10.0030.0238.52
4.4.00.0000.0408.52
4.3.110.0000.0378.52
4.3.100.0030.0338.52
4.3.90.0000.0378.52
4.3.80.0070.0478.52
4.3.70.0070.0208.52
4.3.60.0000.0338.52
4.3.50.0000.0308.52
4.3.40.0070.0508.52
4.3.30.0070.0138.52
4.3.20.0030.0178.52
4.3.10.0000.0208.52
4.3.00.0030.0278.52

preferences:
47.23 ms | 400 KiB | 5 Q