3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(preg_match("/((T|X))+/", str_repeat('X', 1023), $matches)); var_dump(preg_match("/((T|X))+/", str_repeat('X', 1024), $matches));

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)
8.3.60.0090.00618.43
8.3.50.0040.01118.05
8.3.40.0130.00918.83
8.3.30.0110.00418.75
8.3.20.0070.00020.16
8.3.10.0000.00820.70
8.3.00.0060.00321.95
8.2.180.0140.00416.75
8.2.170.0110.00322.96
8.2.160.0070.00722.43
8.2.150.0080.00024.18
8.2.140.0080.00024.66
8.2.130.0000.00819.38
8.2.120.0040.00426.35
8.2.110.0100.00022.36
8.2.100.0080.00419.77
8.2.90.0000.00919.09
8.2.80.0030.00617.97
8.2.70.0060.00317.63
8.2.60.0050.00317.80
8.2.50.0000.00818.10
8.2.40.0040.00420.56
8.2.30.0020.00519.25
8.2.20.0000.00817.87
8.2.10.0040.00418.07
8.2.00.0030.00618.06
8.1.280.0070.00725.92
8.1.270.0050.00322.25
8.1.260.0000.00828.09
8.1.250.0080.00028.09
8.1.240.0030.00722.14
8.1.230.0060.00619.13
8.1.220.0080.00017.74
8.1.210.0070.00218.77
8.1.200.0030.00617.60
8.1.190.0030.00617.35
8.1.180.0040.00418.10
8.1.170.0070.00018.90
8.1.160.0050.00220.62
8.1.150.0070.00418.73
8.1.140.0080.00019.43
8.1.130.0040.00417.57
8.1.120.0070.00017.49
8.1.110.0000.00717.54
8.1.100.0050.00317.54
8.1.90.0000.00817.46
8.1.80.0000.00717.43
8.1.70.0030.00317.52
8.1.60.0050.00517.54
8.1.50.0060.00317.57
8.1.40.0000.00817.59
8.1.30.0040.00417.73
8.1.20.0050.00217.50
8.1.10.0040.00417.68
8.1.00.0070.00017.57
8.0.300.0070.00018.77
8.0.290.0070.00016.88
8.0.280.0070.00018.35
8.0.270.0030.00317.19
8.0.260.0030.00317.19
8.0.250.0030.00316.89
8.0.240.0080.00017.06
8.0.230.0040.00416.93
8.0.220.0000.00716.92
8.0.210.0000.00716.93
8.0.200.0030.00717.01
8.0.190.0030.00517.02
8.0.180.0000.01016.87
8.0.170.0080.00017.04
8.0.160.0030.00316.86
8.0.150.0000.00716.91
8.0.140.0050.00216.79
8.0.130.0000.00613.46
8.0.120.0000.00816.88
8.0.110.0000.00716.89
8.0.100.0050.00317.01
8.0.90.0020.00516.84
8.0.80.0030.01416.91
8.0.70.0000.00717.04
8.0.60.0030.00516.99
8.0.50.0040.00416.98
8.0.30.0120.00816.99
8.0.20.0080.01117.40
8.0.10.0000.00816.95
8.0.00.0120.00816.94
7.4.330.0000.00516.72
7.4.320.0040.00416.71
7.4.300.0000.00716.59
7.4.290.0070.00016.76
7.4.280.0050.00216.77
7.4.270.0070.00016.53
7.4.260.0040.00416.69
7.4.250.0050.00316.57
7.4.240.0030.00316.64
7.4.230.0030.00316.71
7.4.220.0090.00916.74
7.4.210.0100.00616.66
7.4.200.0070.00016.81
7.4.160.0100.00716.77
7.4.150.0090.00917.40
7.4.140.0090.01317.86
7.4.130.0120.00716.69
7.4.120.0110.00916.59
7.4.110.0070.01016.72
7.4.100.0170.00816.38
7.4.90.0120.00616.71
7.4.80.0030.01419.39
7.4.70.0080.01216.54
7.4.60.0080.00816.50
7.4.50.0090.00916.21
7.4.40.0080.00916.45
7.4.30.0000.01816.43
7.4.10.0000.01515.23
7.4.00.0070.01114.77
7.3.330.0000.00613.16
7.3.320.0030.00313.16
7.3.310.0040.00416.39
7.3.300.0020.00516.36
7.3.290.0090.00716.35
7.3.280.0050.01216.31
7.3.270.0100.00717.40
7.3.260.0140.00316.59
7.3.250.0120.00516.43
7.3.240.0080.01016.35
7.3.230.0090.00916.56
7.3.210.0120.00616.55
7.3.200.0090.01316.23
7.3.190.0100.00716.68
7.3.180.0070.01116.52
7.3.170.0120.00916.48
7.3.160.0090.00616.50
7.3.130.0110.00714.73
7.3.120.0070.01114.84
7.3.110.0070.01014.78
7.3.100.0000.01114.87
7.3.90.0070.00314.64
7.3.80.0100.00314.84
7.3.70.0100.00315.03
7.3.60.0060.00914.89
7.3.50.0030.00514.95
7.3.40.0090.00614.71
7.3.30.0070.00314.96
7.3.20.0030.00916.65
7.3.10.0040.00716.46
7.3.00.0140.00316.62
7.2.330.0100.00716.70
7.2.320.0100.01016.46
7.2.310.0090.00816.68
7.2.300.0160.00016.60
7.2.290.0160.00016.58
7.2.260.0070.01015.29
7.2.250.0150.00415.08
7.2.240.0030.01314.96
7.2.230.0070.00715.05
7.2.220.0060.00915.26
7.2.210.0060.00614.98
7.2.200.0100.00315.31
7.2.190.0070.00415.15
7.2.180.0030.01214.86
7.2.170.0040.00715.20
7.2.160.0040.00814.85
7.2.150.0000.00916.61
7.2.140.0050.00516.58
7.2.130.0000.01217.03
7.2.120.0030.00616.98
7.2.110.0030.00617.11
7.2.100.0060.00616.74
7.2.90.0030.01516.93
7.2.80.0030.00916.78
7.2.70.0070.00716.80
7.2.60.0030.01116.85
7.2.50.0040.01116.97
7.2.40.0090.00616.86
7.2.30.0070.00716.93
7.2.20.0030.01216.66
7.2.10.0060.00616.90
7.2.00.0030.00918.24
7.1.330.0030.01016.08
7.1.320.0080.00815.98
7.1.310.0040.00715.94
7.1.300.0130.00015.86
7.1.290.0080.00415.85
7.1.280.0100.00715.73
7.1.270.0070.00716.10
7.1.260.0030.00615.91
7.1.250.0090.00315.95
7.1.240.0050.00515.80
7.1.230.0030.01016.02
7.1.220.0090.00315.93
7.1.210.0080.00815.75
7.1.200.0100.00515.92
7.1.190.0030.01015.62
7.1.180.0070.00415.75
7.1.170.0090.00315.66
7.1.160.0060.01215.93
7.1.150.0040.01115.64
7.1.140.0040.00916.00
7.1.130.0040.00815.95
7.1.120.0060.00315.80
7.1.110.0030.00615.71
7.1.100.0060.00716.97
7.1.90.0070.00715.93
7.1.80.0040.00716.02
7.1.70.0060.00516.44
7.1.60.0050.00817.50
7.1.50.0020.01416.13
7.1.40.0070.00415.82
7.1.30.0030.01015.85
7.1.20.0140.00015.89
7.1.10.0060.00315.91
7.1.00.0070.03919.16
7.0.330.0090.00915.52
7.0.320.0000.01115.32
7.0.310.0030.00615.63
7.0.300.0000.01415.41
7.0.290.0060.00915.58
7.0.280.0070.00715.49
7.0.270.0060.00615.48
7.0.260.0000.00815.65
7.0.250.0060.00615.20
7.0.240.0070.00715.49
7.0.230.0000.00915.58
7.0.220.0080.00515.48
7.0.210.0060.01015.34
7.0.200.0110.00315.19
7.0.190.0030.00715.60
7.0.180.0090.00615.31
7.0.170.0000.01015.43
7.0.160.0070.00715.71
7.0.150.0060.00615.62
7.0.140.0080.00015.63
7.0.130.0030.01315.70
7.0.120.0000.01115.57
7.0.110.0050.00815.49
7.0.100.0110.00415.49
7.0.90.0060.00615.49
7.0.80.0080.00415.55
7.0.70.0030.00915.38
7.0.60.0080.04918.54
7.0.50.0100.04016.73
7.0.40.0060.03716.71
7.0.30.0190.02316.59
7.0.20.0220.03816.96
7.0.10.0090.03216.84
7.0.00.0080.04316.92
5.6.400.0070.01015.64
5.6.390.0030.01615.86
5.6.380.0080.00415.90
5.6.370.0040.00815.96
5.6.360.0070.01316.00
5.6.350.0070.00715.58
5.6.340.0040.01115.88
5.6.330.0120.00315.90
5.6.320.0090.00615.82
5.6.310.0070.01115.88
5.6.300.0090.00315.46
5.6.290.0030.01415.71
5.6.280.0050.03819.05
5.6.270.0070.00716.00
5.6.260.0110.00315.91
5.6.250.0070.00416.14
5.6.240.0090.00416.08
5.6.230.0040.01115.86
5.6.220.0110.00415.58
5.6.210.0050.04218.95
5.6.200.0000.02717.61
5.6.190.0140.02718.75
5.6.180.0140.03419.01
5.6.170.0150.02618.76
5.6.160.0080.04518.87
5.6.150.0070.02717.62
5.6.140.0080.02817.67
5.6.130.0030.04217.83
5.6.120.0100.04719.12
5.6.110.0030.03019.17
5.6.100.0080.04819.04
5.6.90.0060.04418.99
5.6.80.0120.03218.82
5.6.70.0100.00715.55
5.6.60.0090.00615.46
5.6.50.0140.00015.49
5.6.40.0000.01215.72
5.6.30.0070.00715.37
5.6.20.0040.01415.78
5.6.10.0030.01315.68
5.6.00.0060.00615.66
5.5.380.0030.01015.64
5.5.370.0090.00615.61
5.5.360.0000.01015.85
5.5.350.0200.04218.94
5.5.340.0070.04517.37
5.5.330.0070.02318.85
5.5.320.0270.02518.79
5.5.310.0130.03518.62
5.5.300.0090.03317.59
5.5.290.0120.04017.69
5.5.280.0080.04518.88
5.5.270.0030.04818.96
5.5.260.0120.04018.92
5.5.250.0080.04418.96
5.5.240.0030.04618.48
5.5.230.0070.00415.32
5.5.220.0070.01015.89
5.5.210.0110.00315.71
5.5.200.0000.01115.28
5.5.190.0110.00415.75
5.5.180.0070.01015.68
5.5.170.0040.00715.75
5.5.160.0060.00615.86
5.5.150.0060.00615.75
5.5.140.0030.01015.41
5.5.130.0050.00515.87
5.5.120.0090.00615.74
5.5.110.0080.00315.68
5.5.100.0030.00915.76
5.5.90.0150.00015.80
5.5.80.0040.00815.25
5.5.70.0080.00815.65
5.5.60.0070.00415.57
5.5.50.0000.01215.67
5.5.40.0060.00615.77
5.5.30.0110.00715.72
5.5.20.0060.00615.59
5.5.10.0040.01215.69
5.5.00.0100.00315.28

preferences:
55.37 ms | 401 KiB | 5 Q