3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump( preg_match('/^(\d{1,2})\D(\d{1,2})\D(\d{4})$/', '23/04/2015', $matches) ); var_dump( $matches ); var_dump( sprintf("%04d-%02d-%02d", $matches[3], $matches[2], $matches[1]) );

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)
8.3.70.0120.00316.50
8.3.60.0100.00716.63
8.3.50.0100.00822.01
8.3.40.0120.00918.98
8.3.30.0040.01118.96
8.3.20.0080.00020.30
8.3.10.0030.00621.73
8.3.00.0080.00019.50
8.2.180.0140.00718.66
8.2.170.0120.00622.96
8.2.160.0130.00022.22
8.2.150.0040.00424.18
8.2.140.0030.00524.66
8.2.130.0040.00426.16
8.2.120.0030.00619.68
8.2.110.0100.00020.53
8.2.100.0000.01217.50
8.2.90.0040.00419.27
8.2.80.0050.00317.97
8.2.70.0030.00617.63
8.2.60.0030.00617.93
8.2.50.0040.00418.07
8.2.40.0060.00618.03
8.2.30.0060.00317.93
8.2.20.0050.00317.70
8.2.10.0040.00418.05
8.2.00.0000.00717.75
8.1.280.0120.00925.92
8.1.270.0000.00818.83
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0040.00423.84
8.1.230.0060.00618.88
8.1.220.0030.00517.74
8.1.210.0080.00018.77
8.1.200.0060.00317.35
8.1.190.0080.00017.00
8.1.180.0030.00618.10
8.1.170.0110.00318.63
8.1.160.0020.00522.02
8.1.150.0030.00618.87
8.1.140.0060.00317.39
8.1.130.0040.00417.75
8.1.120.0040.00417.48
8.1.110.0040.00417.49
8.1.100.0030.00617.47
8.1.90.0070.00017.34
8.1.80.0000.00717.46
8.1.70.0040.00417.47
8.1.60.0000.00817.60
8.1.50.0090.00017.59
8.1.40.0040.00417.55
8.1.30.0090.00017.75
8.1.20.0040.00417.68
8.1.10.0000.00817.60
8.1.00.0000.00817.50
8.0.300.0000.00718.77
8.0.290.0040.00416.63
8.0.280.0070.00018.34
8.0.270.0000.00717.14
8.0.260.0000.00617.15
8.0.250.0040.00417.02
8.0.240.0000.00816.98
8.0.230.0000.00716.87
8.0.220.0000.00716.82
8.0.210.0030.00516.81
8.0.200.0040.00416.98
8.0.190.0050.00217.02
8.0.180.0030.00516.98
8.0.170.0040.00416.86
8.0.160.0030.00616.91
8.0.150.0070.00016.81
8.0.140.0040.00416.75
8.0.130.0050.00013.30
8.0.120.0070.00016.91
8.0.110.0050.00216.84
8.0.100.0000.00716.77
8.0.90.0030.00517.03
8.0.80.0090.01216.95
8.0.70.0030.00616.97
8.0.60.0020.00516.90
8.0.50.0030.00516.78
8.0.30.0110.01717.07
8.0.20.0240.02817.40
8.0.10.0000.00717.15
8.0.00.0050.01116.71
7.4.330.0000.00515.03
7.4.320.0030.00316.60
7.4.300.0000.00616.60
7.4.290.0030.00316.69
7.4.280.0050.00316.59
7.4.270.0000.00716.68
7.4.260.0030.00616.66
7.4.250.0000.00716.60
7.4.240.0040.00516.54
7.4.230.0070.00016.60
7.4.220.0120.00916.55
7.4.210.0100.01016.66
7.4.200.0000.00816.59
7.4.160.0070.01416.66
7.4.150.0040.01417.40
7.4.140.0080.01417.86
7.4.130.0090.00816.63
7.4.120.0140.00416.55
7.4.110.0090.00916.80
7.4.100.0060.01316.68
7.4.90.0120.00616.49
7.4.80.0180.00016.43
7.4.70.0070.01116.29
7.4.60.0160.00016.59
7.4.50.0090.00016.52
7.4.40.0120.00816.63
7.4.30.0060.01616.64
7.4.00.0080.01014.86
7.3.330.0000.00513.22
7.3.320.0090.00613.18
7.3.310.0000.00716.22
7.3.300.0030.00316.35
7.3.290.0060.00716.40
7.3.280.0080.00916.37
7.3.270.0100.01317.40
7.3.260.0080.01216.60
7.3.250.0130.00416.57
7.3.240.0090.00916.40
7.3.230.0090.01516.39
7.3.210.0090.00916.36
7.3.200.0140.00319.39
7.3.190.0120.00316.33
7.3.180.0060.00916.38
7.3.170.0070.01316.27
7.3.160.0140.00716.30
7.3.120.0090.00914.71
7.3.110.0090.00914.86
7.3.100.0060.00914.69
7.3.90.0050.00715.11
7.3.80.0000.01114.91
7.3.70.0060.00915.07
7.3.60.0050.00814.79
7.3.50.0030.01014.93
7.3.40.0040.00914.94
7.3.30.0070.01014.97
7.3.20.0100.00316.67
7.3.10.0080.00716.73
7.3.00.0080.00616.62
7.2.330.0070.01416.54
7.2.320.0060.01516.65
7.2.310.0060.01316.48
7.2.300.0070.01016.52
7.2.290.0030.01516.51
7.2.250.0010.01815.11
7.2.240.0060.01314.99
7.2.230.0050.00915.11
7.2.220.0080.00515.20
7.2.210.0020.01115.09
7.2.200.0080.00715.27
7.2.190.0080.00515.04
7.2.180.0050.00915.03
7.2.170.0030.01014.89
7.2.60.0030.01017.09
7.2.00.0060.00619.27
7.1.330.0020.01416.04
7.1.320.0040.00715.96
7.1.310.0080.00815.92
7.1.300.0060.00615.85
7.1.290.0060.00715.88
7.1.280.0090.00715.99
7.1.270.0070.00715.87
7.1.260.0040.00715.93
7.1.200.0060.00615.93
7.1.100.0000.01118.42
7.1.70.0030.00617.43
7.1.60.0110.01419.50
7.1.50.0040.00817.24
7.1.00.0000.07722.56
7.0.200.0060.00316.89
7.0.140.0030.06022.01
7.0.60.0070.05020.04
7.0.50.0070.04017.86
7.0.40.0070.09020.25
7.0.30.0270.07720.02
7.0.20.0230.05720.05
7.0.10.0300.07320.10
7.0.00.0100.04020.02
5.6.280.0000.07721.03
5.6.210.0070.08020.47
5.6.200.0070.05018.09
5.6.190.0030.06020.66
5.6.180.0130.04320.58
5.6.170.0430.07720.52
5.6.160.0000.05020.48
5.6.150.0100.04718.21
5.6.140.0030.05318.14
5.6.130.0100.03718.22
5.6.120.0100.07720.99
5.6.110.0070.04021.13
5.6.100.0170.04321.12
5.6.90.0170.06021.10
5.6.80.0130.07320.41
5.6.70.0300.08020.49
5.5.350.0200.07320.41
5.5.340.0100.04017.97
5.5.330.0070.09020.20
5.5.320.0070.04020.46
5.5.310.0200.06320.29
5.5.300.0030.05018.00
5.5.290.0130.07718.00
5.5.280.0130.07720.87
5.5.270.0070.06320.67
5.5.260.0200.07320.82
5.5.250.0070.08720.67
5.5.240.0130.05720.24
5.4.450.0270.05719.56
5.4.440.0800.07719.57
5.4.430.0030.06319.38
5.4.420.0370.05319.31
5.4.410.0100.05319.28
5.4.400.0230.06018.54
5.4.390.0300.05018.62
5.4.380.0300.06318.59
5.4.370.0300.05018.57
5.4.360.0330.04718.53
5.4.350.0270.05718.72
5.4.340.0230.05318.65
5.4.320.0230.06318.56
5.4.310.0400.04718.77
5.4.300.0370.05018.68
5.4.290.0230.06718.70
5.4.280.0330.05018.64
5.4.270.0200.06318.52
5.4.260.0200.06018.60
5.4.250.0530.05718.68
5.4.240.0330.06318.73
5.4.230.0300.05718.74
5.4.220.0330.06018.60
5.4.210.0330.05318.71
5.4.200.0200.06016.65
5.4.190.0300.05718.51
5.4.180.0270.05318.76
5.4.170.0300.06018.46
5.4.160.0330.06018.57
5.4.150.0400.05718.59
5.4.140.0300.05316.25
5.4.130.0530.03716.01
5.4.120.0270.05716.13
5.4.110.0270.05316.34
5.4.100.0330.04716.25
5.4.90.0400.04316.04
5.4.80.0300.06316.08
5.4.70.0300.05016.12
5.4.60.0330.04716.03
5.4.50.0300.05016.23
5.4.40.0270.05316.15
5.4.30.0330.04716.02
5.4.20.0300.05016.21
5.4.10.0270.05716.02
5.4.00.0230.05015.68
5.3.290.0300.05314.73
5.3.280.0300.05314.67
5.3.270.0300.05014.58
5.3.260.0300.05314.75
5.3.250.0400.04014.67
5.3.240.0430.06014.59
5.3.230.0300.05014.57
5.3.220.0270.05014.72
5.3.210.0300.05714.64
5.3.200.0330.04714.49
5.3.190.0300.05714.64
5.3.180.0370.06714.49
5.3.170.0270.05714.59
5.3.160.0300.04714.54
5.3.150.0230.05314.54
5.3.140.0330.05714.62
5.3.130.0330.04714.54
5.3.120.0230.06014.61
5.3.110.0330.04714.57
5.3.100.0300.04714.13
5.3.90.0270.05314.11
5.3.80.0400.04714.02
5.3.70.0300.04714.13
5.3.60.0170.06014.16
5.3.50.0270.05313.90
5.3.40.0270.05713.86
5.3.30.0370.06313.86
5.3.20.0300.04713.70
5.3.10.0430.05713.57
5.3.00.0230.05313.71
5.2.170.0170.04711.19
5.2.160.0230.06011.18
5.2.150.0370.03311.36
5.2.140.0230.04711.05
5.2.130.0270.05711.23
5.2.120.0170.06311.25
5.2.110.0230.04711.32
5.2.100.0200.05311.07
5.2.90.0330.03311.32
5.2.80.0200.05711.13
5.2.70.0200.04311.01
5.2.60.0170.04711.07
5.2.50.0130.05711.00
5.2.40.0230.03710.91
5.2.30.0170.05011.00
5.2.20.0200.04011.00
5.2.10.0230.04010.90
5.2.00.0270.03010.69
5.1.60.0130.04010.00
5.1.50.0170.03310.09
5.1.40.0230.0309.98
5.1.30.0130.04010.43
5.1.20.0330.04010.34
5.1.10.0230.04310.18
5.1.00.0200.03310.04
5.0.50.0130.0278.58
5.0.40.0130.0278.38
5.0.30.0130.0438.24
5.0.20.0130.0278.39
5.0.10.0130.0308.18
5.0.00.0070.0438.23
4.4.90.0070.0235.94
4.4.80.0100.0205.89
4.4.70.0070.0235.92
4.4.60.0170.0135.90
4.4.50.0100.0205.91
4.4.40.0100.0335.82
4.4.30.0100.0205.88
4.4.20.0070.0235.94
4.4.10.0170.0175.98
4.4.00.0100.0335.91
4.3.110.0100.0235.81
4.3.100.0100.0205.85
4.3.90.0100.0205.84
4.3.80.0130.0305.81
4.3.70.0100.0235.92
4.3.60.0100.0205.82
4.3.50.0030.0305.77
4.3.40.0170.0375.85
4.3.30.0000.0274.56
4.3.20.0030.0234.57
4.3.10.0030.0274.49
4.3.00.0030.0279.30

preferences:
59.21 ms | 401 KiB | 5 Q