3v4l.org

run code in 300+ PHP versions simultaneously
<?php $str = "\xFC\x80\x80\x80\x80\x80"; preg_match_all( '/\X/u' , $str , $matches , PREG_SET_ORDER ); print_r($matches); exit(0);

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)
8.3.60.0090.00616.63
8.3.50.0130.00518.39
8.3.40.0070.00718.96
8.3.30.0060.00918.97
8.3.20.0080.00018.86
8.3.10.0030.00620.64
8.3.00.0040.00417.88
8.2.180.0120.00916.48
8.2.170.0110.00422.96
8.2.160.0070.00722.29
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0050.00326.16
8.2.120.0050.00319.95
8.2.110.0090.00020.53
8.2.100.0040.00817.97
8.2.90.0040.00419.05
8.2.80.0040.00417.97
8.2.70.0040.00417.75
8.2.60.0030.00517.68
8.2.50.0080.00018.07
8.2.40.0030.00618.22
8.2.30.0040.00417.89
8.2.20.0040.00417.81
8.2.10.0000.00817.94
8.2.00.0000.00717.82
8.1.280.0070.01125.92
8.1.270.0040.00423.99
8.1.260.0080.00026.35
8.1.250.0050.00328.09
8.1.240.0060.00323.97
8.1.230.0040.00817.52
8.1.220.0060.00317.74
8.1.210.0060.00318.77
8.1.200.0040.00417.47
8.1.190.0040.00417.40
8.1.180.0040.00418.10
8.1.170.0040.00418.76
8.1.160.0070.00018.74
8.1.150.0040.00418.73
8.1.140.0040.00717.53
8.1.130.0030.00317.88
8.1.120.0030.00317.46
8.1.110.0040.00417.46
8.1.100.0000.00817.57
8.1.90.0070.00017.58
8.1.80.0030.00317.48
8.1.70.0000.00717.49
8.1.60.0030.00617.55
8.1.50.0050.00317.65
8.1.40.0040.00417.70
8.1.30.0070.00017.63
8.1.20.0000.00817.76
8.1.10.0000.00817.64
8.1.00.0000.00817.60
8.0.300.0040.00418.77
8.0.290.0030.00616.88
8.0.280.0070.00018.26
8.0.270.0000.00717.12
8.0.260.0080.00016.89
8.0.250.0040.00417.11
8.0.240.0040.00417.02
8.0.230.0000.00717.15
8.0.220.0030.00317.13
8.0.210.0040.00417.08
8.0.200.0030.00317.04
8.0.190.0070.00017.11
8.0.180.0040.00417.09
8.0.170.0030.00617.12
8.0.160.0040.00417.09
8.0.150.0000.00916.99
8.0.140.0050.00517.00
8.0.130.0030.00313.47
8.0.120.0020.00517.09
8.0.110.0000.00717.04
8.0.100.0040.00416.95
8.0.90.0000.00716.96
8.0.80.0090.00617.08
8.0.70.0000.00717.07
8.0.60.0040.00416.94
8.0.50.0000.00717.03
8.0.30.0140.00817.07
8.0.20.0070.01217.18
8.0.10.0000.00717.02
8.0.00.0110.00817.06
7.4.330.0000.00513.03
7.4.320.0030.00316.53
7.4.300.0000.00716.74
7.4.290.0000.00716.63
7.4.280.0060.00316.70
7.4.270.0080.00016.71
7.4.260.0060.00013.43
7.4.250.0000.00716.64
7.4.240.0030.00316.73
7.4.230.0030.00316.64
7.4.220.0340.04416.59
7.4.210.0120.00616.73
7.4.200.0040.00416.54
7.4.190.0030.00316.73
7.4.160.0040.01216.68
7.4.150.0090.00916.80
7.4.140.0070.01316.69
7.4.130.0090.01016.62
7.4.120.0090.00716.53
7.4.110.0100.00716.71
7.4.100.0080.00816.64
7.4.90.0060.01116.73
7.4.80.0090.00816.76
7.4.70.0060.01516.46
7.4.60.0110.00716.75
7.4.50.0000.00816.67
7.4.40.0070.00616.73
7.4.30.0030.01916.65
7.4.00.0130.00315.11
7.3.330.0030.00313.32
7.3.320.0000.00713.13
7.3.310.0030.00316.40
7.3.300.0000.00716.43
7.3.290.0120.00916.39
7.3.280.0120.00516.44
7.3.270.0070.01016.50
7.3.260.0100.00716.51
7.3.250.0090.01116.48
7.3.240.0060.01216.33
7.3.230.0040.01216.52
7.3.210.0080.00816.38
7.3.200.0110.00719.39
7.3.190.0090.00916.58
7.3.180.0120.00316.65
7.3.170.0060.01116.50
7.3.160.0090.01216.53
7.3.120.0070.01014.97
7.2.330.0030.01416.63
7.2.320.0090.00916.44
7.2.310.0170.00716.52
7.2.300.0090.00916.81
7.2.290.0030.01316.66
7.2.00.0030.01019.59
7.1.100.0030.00918.31
7.1.70.0000.00917.09
7.1.60.0110.01419.40
7.1.50.0000.02117.04
7.1.00.0000.07322.32
7.0.200.0180.00914.80
7.0.140.0030.07322.02
7.0.120.0030.06722.26
7.0.60.0100.08319.95
7.0.50.0100.07317.83
7.0.40.0000.06019.91
7.0.30.0230.04720.02
7.0.20.0370.07320.00
7.0.10.0030.06020.30
7.0.00.0100.03720.18
5.6.280.0070.07021.12
5.6.210.0100.08320.72
5.6.200.0030.08318.18
5.6.190.0070.05320.41
5.6.180.0330.07320.45
5.6.170.0300.06020.49
5.6.160.0000.04720.41
5.6.150.0070.04718.23
5.6.140.0030.04318.17
5.6.130.0030.04718.08
5.6.120.0070.05320.99
5.6.110.0000.08720.98
5.6.100.0070.05321.02
5.6.90.0170.04320.99
5.6.80.0070.03720.39
5.5.350.0230.06320.34
5.5.340.0030.04017.91
5.5.330.0200.07020.21
5.5.320.0200.03720.29
5.5.310.0230.07320.13
5.5.300.0030.06317.91
5.5.290.0000.08718.00
5.5.280.0030.04720.86
5.5.270.0030.04320.95
5.5.260.0200.07020.75
5.5.250.0070.08020.64
5.5.240.0070.07320.35
5.4.450.0030.06319.41
5.4.440.0000.08319.43
5.4.430.0000.04319.40
5.4.420.0030.07319.20
5.4.410.0130.07019.00
5.4.400.0130.03719.12
5.4.390.0070.04319.02
5.4.380.0100.03019.12
5.4.370.0170.03718.79
5.4.360.0070.04719.18
5.4.350.0030.06719.00
5.4.340.0100.07319.00
5.4.320.0130.06319.18
5.4.310.0070.08319.03
5.4.300.0070.07319.11
5.4.290.0130.06719.07
5.4.280.0070.05718.78
5.4.270.0100.07019.02
5.4.260.0100.05318.93
5.4.250.0030.07719.07
5.4.240.0070.08018.91
5.4.230.0070.04319.07
5.4.220.0130.04019.13
5.4.210.0030.04318.79
5.4.200.0000.05718.91
5.4.190.0030.03719.16
5.4.180.0000.04718.79
5.4.170.0130.07019.13
5.4.160.0000.04319.00
5.4.150.0100.04319.16
5.4.140.0070.06316.29
5.4.130.0070.07016.36
5.4.120.0100.07016.47
5.4.110.0070.03716.34
5.4.100.0200.03016.60
5.4.90.0070.04016.28
5.4.80.0100.04716.25
5.4.70.0070.05716.35
5.4.60.0030.07316.26
5.4.50.0070.05716.29
5.4.40.0030.05016.27
5.4.30.0070.04716.38
5.4.20.0100.04316.21
5.4.10.0000.05316.20
5.4.00.0100.05315.69
5.3.290.0070.08314.63
5.3.280.0030.04314.53
5.3.270.0130.07014.49
5.3.260.0070.05314.55
5.3.250.0070.06014.55
5.3.240.0070.04714.42
5.3.230.0130.07014.52
5.3.220.0100.04014.49
5.3.210.0070.07714.65
5.3.200.0000.08014.49
5.3.190.0100.07314.50
5.3.180.0100.04014.64
5.3.170.0070.07014.57
5.3.160.0030.06014.48
5.3.150.0100.06314.48
5.3.140.0030.05014.52
5.3.130.0070.06714.48
5.3.120.0100.07314.49
5.3.110.0070.06714.48
5.3.100.0000.05313.91
5.3.90.0030.05013.91
5.3.80.0070.04313.98
5.3.70.0070.07713.97
5.3.60.0070.04313.94
5.3.50.0070.05313.78
5.3.40.0200.02313.91
5.3.30.0070.03713.99
5.3.20.0030.06313.50
5.3.10.0070.04013.74
5.3.00.0070.07013.56
5.2.170.0170.04311.02
5.2.160.0030.03311.11
5.2.150.0030.06311.13
5.2.140.0130.02311.12
5.2.130.0070.03011.18
5.2.120.0070.06311.04
5.2.110.0130.04711.07
5.2.100.0070.05711.03
5.2.90.0030.03711.02
5.2.80.0030.04010.99
5.2.70.0030.05011.03
5.2.60.0000.04311.20
5.2.50.0070.03710.94
5.2.40.0100.03010.96
5.2.30.0030.03311.13
5.2.20.0100.02010.90
5.2.10.0030.03710.76
5.2.00.0000.03310.75
5.1.60.0000.02710.03
5.1.50.0000.03010.05
5.1.40.0030.02310.04
5.1.30.0000.03010.33
5.1.20.0000.02710.23
5.1.10.0000.03010.05
5.1.00.0030.03710.04
5.0.50.0030.0278.45
5.0.40.0030.0408.48
5.0.30.0030.0578.23
5.0.20.0030.0338.35
5.0.10.0070.0238.07
5.0.00.0070.0538.06
4.4.90.0070.0207.76
4.4.80.0000.0377.76
4.4.70.0000.0237.76
4.4.60.0000.0377.76
4.4.50.0000.0277.76
4.4.40.0000.0307.76
4.4.30.0030.0237.76
4.4.20.0030.0207.76
4.4.10.0000.0337.76
4.4.00.0000.0607.76
4.3.110.0000.0237.76
4.3.100.0000.0337.76
4.3.90.0000.0177.76
4.3.80.0030.0277.76
4.3.70.0030.0337.76
4.3.60.0030.0337.76
4.3.50.0030.0337.76
4.3.40.0030.0337.76
4.3.30.0000.0237.76
4.3.20.0000.0177.76
4.3.10.0000.0237.76
4.3.00.0000.0307.76

preferences:
47.61 ms | 401 KiB | 5 Q