3v4l.org

run code in 300+ PHP versions simultaneously
<?php $d = '23/02/201312 13:'; $match = '/\b(0[1-9]|[12][0-9]|3[01])\/(0[1-9]|1[012])\/\d{4}(\s(0[1-9]|1[012]))?\b/'; var_dump(preg_match($match, $d)); exit; $t = new DateTime(str_replace('/', '-', $d)); print $t->format('d/m/Y');

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)
8.3.60.0080.00818.68
8.3.50.0290.00122.25
8.3.40.0110.00419.04
8.3.30.0150.00019.09
8.3.20.0080.00020.21
8.3.10.0030.00622.09
8.3.00.0050.00322.33
8.2.180.0110.00716.88
8.2.170.0070.00722.96
8.2.160.0160.00020.96
8.2.150.0040.00424.18
8.2.140.0100.00024.66
8.2.130.0050.00326.16
8.2.120.0060.00319.61
8.2.110.0100.00020.97
8.2.100.0080.00317.97
8.2.90.0090.00019.24
8.2.80.0040.00417.97
8.2.70.0050.00317.63
8.2.60.0050.00317.80
8.2.50.0080.00018.07
8.2.40.0030.00618.22
8.2.30.0040.00418.04
8.2.20.0000.00817.80
8.2.10.0040.00418.00
8.2.00.0040.00417.89
8.1.280.0150.00025.92
8.1.270.0040.00423.92
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0070.00320.99
8.1.230.0110.00020.97
8.1.220.0040.00417.74
8.1.210.0000.00918.77
8.1.200.0040.00417.48
8.1.190.0040.00417.63
8.1.180.0000.00918.10
8.1.170.0030.00518.70
8.1.160.0040.00421.92
8.1.150.0030.00520.50
8.1.140.0050.00217.53
8.1.130.0050.00217.86
8.1.120.0040.00417.43
8.1.110.0000.00717.60
8.1.100.0030.00717.45
8.1.90.0000.00717.49
8.1.80.0020.00517.54
8.1.70.0070.00017.45
8.1.60.0030.00617.69
8.1.50.0020.00517.55
8.1.40.0000.00717.51
8.1.30.0000.00817.82
8.1.20.0090.00017.84
8.1.10.0070.00017.62
8.1.00.0000.00717.46
8.0.300.0070.00018.77
8.0.290.0060.00316.75
8.0.280.0070.00018.32
8.0.270.0070.00017.23
8.0.260.0000.00616.96
8.0.250.0070.00017.14
8.0.240.0070.00016.97
8.0.230.0040.00417.17
8.0.220.0070.00017.13
8.0.210.0070.00017.09
8.0.200.0000.00616.95
8.0.190.0000.00717.12
8.0.180.0080.00017.09
8.0.170.0040.00416.97
8.0.160.0040.00416.86
8.0.150.0030.00316.88
8.0.140.0040.00416.99
8.0.130.0030.00313.43
8.0.120.0040.00417.05
8.0.110.0040.00417.06
8.0.100.0030.00517.01
8.0.90.0040.00417.22
8.0.80.0110.00417.05
8.0.70.0030.00516.90
8.0.60.0070.00017.16
8.0.50.0040.00417.08
8.0.30.0130.00917.16
8.0.20.0130.00417.41
8.0.10.0070.00017.26
8.0.00.0110.00917.05
7.4.330.0030.00315.03
7.4.320.0030.00316.73
7.4.300.0050.00216.75
7.4.290.0030.00316.83
7.4.280.0030.00316.83
7.4.270.0070.00016.64
7.4.260.0000.00716.69
7.4.250.0000.00716.76
7.4.240.0020.00516.73
7.4.230.0070.00016.62
7.4.220.0110.00716.58
7.4.210.0050.00916.83
7.4.200.0040.00416.63
7.4.190.0000.00716.84
7.4.160.0040.01216.86
7.4.150.0140.00417.40
7.4.140.0140.00817.86
7.4.130.0170.01516.67
7.4.120.0110.00916.65
7.4.110.0070.01016.52
7.4.100.0070.01016.87
7.4.90.0100.00916.48
7.4.80.0120.00619.39
7.4.70.0090.00916.64
7.4.60.0090.00916.71
7.4.50.0000.00916.40
7.4.40.0070.01022.77
7.4.30.0130.00316.57
7.4.00.0030.00814.83
7.3.330.0060.00013.16
7.3.320.0000.00513.07
7.3.310.0090.00016.43
7.3.300.0030.00316.27
7.3.290.0040.01416.35
7.3.280.0070.01016.35
7.3.270.0100.01617.40
7.3.260.0070.01016.63
7.3.250.0100.01116.43
7.3.240.0030.01316.64
7.3.230.0030.01316.50
7.3.210.0140.00316.45
7.3.200.0060.01219.39
7.3.190.0030.01516.45
7.3.180.0100.00616.43
7.3.170.0030.01316.50
7.3.160.0090.00616.49
7.3.120.0030.01014.62
7.2.330.0110.00816.60
7.2.320.0140.01016.60
7.2.310.0090.00916.66
7.2.300.0030.01316.76
7.2.290.0030.01416.72
7.2.60.0070.01016.91
7.2.00.0000.01619.36
7.1.200.0040.00715.73
7.1.100.0090.00318.16
7.1.70.0240.00617.27
7.1.60.0110.00619.82
7.1.50.0070.01517.09
7.1.00.0030.07722.46
7.0.200.0070.00316.73
7.0.140.0030.07322.21
7.0.60.0100.04019.96
7.0.50.0070.04317.92
7.0.40.0070.06720.09
7.0.30.0470.04320.06
7.0.20.0200.04720.05
7.0.10.0000.08020.20
7.0.00.0000.05020.14
5.6.280.0000.07721.07
5.6.210.0230.06320.52
5.6.200.0100.03718.10
5.6.190.0100.06720.37
5.6.180.4030.04320.32
5.6.170.0230.05720.41
5.6.160.0030.06020.71
5.6.150.0000.05718.16
5.6.140.0070.04018.11
5.6.130.0070.06018.14
5.6.120.0000.04720.98
5.6.110.0030.04721.13
5.6.100.0070.08721.11
5.6.90.0130.07720.98
5.6.80.0070.08020.40
5.6.70.4630.03320.43
5.5.350.0000.07320.36
5.5.340.0070.04317.88
5.5.330.0030.07720.19
5.5.320.0330.05720.21
5.5.310.0300.06020.31
5.5.300.0100.08017.88
5.5.290.0130.05017.92
5.5.280.0100.06020.80
5.5.270.0000.04320.96
5.5.260.0070.08720.97
5.5.250.0100.06320.70
5.5.240.0270.06720.26
5.4.450.0700.05719.48
5.4.440.0800.05319.50
5.4.430.0230.06019.43
5.4.420.0070.06019.51
5.4.410.0130.05018.87
5.4.400.0100.05018.77
5.4.390.0130.04718.58
5.4.380.0130.05318.77
5.4.370.0100.04718.60
5.4.360.0100.05718.71
5.4.350.0070.05318.58
5.4.340.0300.04018.56
5.4.320.0080.04112.46
5.4.310.0060.04112.45
5.4.300.0080.03512.46
5.4.290.0070.03712.45
5.4.280.0090.03612.35
5.4.270.0070.04612.35
5.4.260.0040.04012.35
5.4.250.0070.04212.35
5.4.240.0100.03412.35
5.4.230.0080.03612.34
5.4.220.0080.04112.34
5.4.210.0090.03512.34
5.4.200.0120.04112.34
5.4.190.0120.04712.33
5.4.180.0160.04612.32
5.4.170.0190.04112.34
5.4.160.0230.06812.33
5.4.150.0140.04612.33
5.4.140.0220.06612.01
5.4.130.0110.05012.00
5.4.120.0130.04411.95
5.4.110.0210.03811.95
5.4.100.0140.04411.95
5.4.90.0180.04311.95
5.4.80.0240.06611.95
5.4.70.0170.04011.95
5.4.60.0170.04111.95
5.4.50.0170.04011.95
5.4.40.0150.04311.94
5.4.30.0140.04511.93
5.4.20.0130.04511.93
5.4.10.0130.04411.93
5.4.00.0210.03611.43
5.3.290.0110.03912.80
5.3.280.0130.03512.70
5.3.270.0260.06612.73
5.3.260.0120.05012.72
5.3.250.0270.03512.72
5.3.240.0210.04112.72
5.3.230.0170.04712.71
5.3.220.0160.04812.68
5.3.210.0290.09912.68
5.3.200.0180.04512.68
5.3.190.0190.04512.68
5.3.180.0260.04212.68
5.3.170.0180.04912.67
5.3.160.0130.04812.67
5.3.150.0310.06212.68
5.3.140.0200.04212.66
5.3.130.0260.03712.65
5.3.120.0170.04412.66
5.3.110.0200.04412.66
5.3.100.0160.04712.11
5.3.90.0140.04512.09
5.3.80.0190.04512.08
5.3.70.0320.09412.08
5.3.60.0150.04812.07
5.3.50.0190.04512.00
5.3.40.0180.04112.00
5.3.30.0160.04111.95
5.3.20.0160.04511.71
5.3.10.0240.06411.68
5.3.00.0210.03911.66
5.2.170.0170.0349.17
5.2.160.0160.0339.17
5.2.150.0160.0359.17
5.2.140.0170.0349.17
5.2.130.0180.0319.13
5.2.120.0190.0299.13
5.2.110.0110.0389.13
5.2.100.0160.0309.13
5.2.90.0140.0359.13
5.2.80.0130.0359.12
5.2.70.0170.0319.13
5.2.60.0090.0399.08
5.2.50.0120.0369.05
5.2.40.0140.0339.04
5.2.30.0150.0359.00
5.2.20.0130.0379.00
5.2.10.0140.0358.90
5.2.00.0210.0328.77
5.1.60.0390.0628.05
5.1.50.0140.0268.05
5.1.40.0130.0298.03
5.1.30.0130.0368.38
5.1.20.0220.0548.41
5.1.10.0170.0328.13
5.1.00.0140.0308.13
5.0.50.0110.0276.61
5.0.40.0130.0256.46
5.0.30.0220.0876.28
5.0.20.0090.0256.25
5.0.10.0040.0306.23
5.0.00.0110.0366.22
4.4.90.0110.0154.78
4.4.80.0070.0184.75
4.4.70.0090.0174.75
4.4.60.0130.0164.76
4.4.50.0090.0174.77
4.4.40.0060.0304.71
4.4.30.0080.0214.76
4.4.20.0100.0194.84
4.4.10.0070.0184.85
4.4.00.0080.0294.76
4.3.110.0070.0194.67
4.3.100.0110.0134.66
4.3.90.0110.0164.63
4.3.80.0060.0344.59
4.3.70.0040.0204.63
4.3.60.0080.0164.62
4.3.50.0060.0204.63
4.3.40.0090.0294.54
4.3.30.0060.0193.29
4.3.20.0050.0203.27
4.3.10.0050.0193.23
4.3.00.0030.01715.05

preferences:
34.83 ms | 401 KiB | 5 Q