3v4l.org

run code in 300+ PHP versions simultaneously
<?php function format_date($d) { $m = array(); preg_match('/(\d{4})[\.-\/](\d{2})[\.-\/](\d{2})/', $d, $m); if (count($m) == 4) { $d = "$m[2]/$m[3]/$m[1]"; } return $d; } print_r(format_date('2015-01-01')).'\n'; print_r(format_date('2015/01/02')).'\n'; print_r(format_date('2015.01-03')).'\n';

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)
8.3.70.0070.01116.63
8.3.60.0000.01716.88
8.3.50.0130.00821.21
8.3.40.0140.00718.96
8.3.30.0170.00719.22
8.3.20.0000.00720.31
8.3.10.0000.00821.86
8.3.00.0030.00617.59
8.2.190.0070.01116.74
8.2.180.0070.00718.41
8.2.170.0040.01122.96
8.2.160.0130.00320.53
8.2.150.0070.00024.18
8.2.140.0040.00424.66
8.2.130.0060.00326.16
8.2.120.0050.00319.61
8.2.110.0030.00721.00
8.2.100.0090.00317.75
8.2.90.0000.00819.25
8.2.80.0000.00817.97
8.2.70.0040.00417.88
8.2.60.0030.00618.05
8.2.50.0040.00418.07
8.2.40.0080.00018.34
8.2.30.0060.00318.23
8.2.20.0030.00517.93
8.2.10.0000.00718.27
8.2.00.0000.00818.24
8.1.280.0150.00325.92
8.1.270.0000.00820.42
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0060.00322.74
8.1.230.0080.00417.50
8.1.220.0040.00417.76
8.1.210.0040.00418.77
8.1.200.0060.00617.48
8.1.190.0060.00317.35
8.1.180.0000.00918.10
8.1.170.0000.00820.50
8.1.160.0040.00422.07
8.1.150.0000.00718.86
8.1.140.0000.00817.61
8.1.130.0030.00317.77
8.1.120.0030.00517.68
8.1.110.0040.00417.60
8.1.100.0040.00417.58
8.1.90.0040.00417.62
8.1.80.0000.00817.68
8.1.70.0000.00717.51
8.1.60.0030.00517.72
8.1.50.0030.00517.65
8.1.40.0050.00317.59
8.1.30.0030.00517.72
8.1.20.0030.00517.84
8.1.10.0050.00317.59
8.1.00.0040.00417.71
8.0.300.0000.00718.77
8.0.290.0000.00817.00
8.0.280.0050.00318.55
8.0.270.0030.00317.20
8.0.260.0030.00317.21
8.0.250.0030.00316.98
8.0.240.0000.00817.14
8.0.230.0040.00417.01
8.0.220.0070.00016.96
8.0.210.0070.00017.06
8.0.200.0040.00417.12
8.0.190.0040.00717.05
8.0.180.0040.00416.98
8.0.170.0070.00017.11
8.0.160.0080.00016.96
8.0.150.0040.00417.07
8.0.140.0000.00717.06
8.0.130.0000.00713.44
8.0.120.0040.00417.07
8.0.110.0000.00816.96
8.0.100.0070.00016.96
8.0.90.0040.00416.88
8.0.80.0100.00716.98
8.0.70.0050.00316.93
8.0.60.0070.00016.87
8.0.50.0000.00716.90
8.0.30.0110.01417.40
8.0.20.0080.01117.50
8.0.10.0030.00517.00
8.0.00.0090.00916.89
7.4.330.0030.00315.12
7.4.320.0000.00716.87
7.4.300.0040.00416.74
7.4.290.0070.00016.73
7.4.280.0000.00716.73
7.4.270.0030.00316.84
7.4.260.0000.00716.73
7.4.250.0040.00416.69
7.4.240.0030.00416.86
7.4.230.0030.00316.78
7.4.220.0120.00616.76
7.4.210.0090.01016.69
7.4.200.0000.00816.85
7.4.160.0040.01116.64
7.4.150.0030.01417.40
7.4.140.0100.01217.86
7.4.130.0090.01116.79
7.4.120.0090.00816.85
7.4.110.0100.01316.47
7.4.100.0000.01716.69
7.4.90.0180.00316.84
7.4.80.0030.01319.39
7.4.70.0100.00716.68
7.4.60.0110.00516.84
7.4.50.0030.00616.71
7.4.40.0130.00616.53
7.4.30.0070.01616.74
7.4.00.0100.00614.94
7.3.330.0080.00013.48
7.3.320.0100.00513.35
7.3.310.0040.00416.55
7.3.300.0030.00316.47
7.3.290.0100.00816.46
7.3.280.0110.00616.46
7.3.270.0060.01217.40
7.3.260.0090.00916.67
7.3.250.0090.01316.58
7.3.240.0100.00716.51
7.3.230.0110.00916.73
7.3.210.0130.00716.65
7.3.200.0130.00319.39
7.3.190.0000.01716.80
7.3.180.0110.00516.68
7.3.170.0030.01416.46
7.3.160.0030.01316.55
7.2.330.0070.01116.96
7.2.320.0080.00816.86
7.2.310.0100.00916.86
7.2.300.0030.01316.69
7.2.290.0090.01516.90
7.2.00.0060.00619.66
7.1.100.0060.00918.61
7.1.70.0030.00617.48
7.1.60.0090.01519.50
7.1.50.0000.01817.21
7.1.00.0070.07022.54
7.0.200.0000.01115.16
7.0.60.0100.06020.04
7.0.50.0070.06717.89
7.0.40.0070.04720.32
7.0.30.0230.06320.23
7.0.20.0230.07720.09
7.0.10.0270.08020.25
7.0.00.0000.04720.23
5.6.280.0030.07021.10
5.6.210.0100.04020.45
5.6.200.0070.08718.23
5.6.190.0130.08020.57
5.6.180.0100.04720.43
5.6.170.0430.06720.45
5.6.160.0000.04320.66
5.6.150.0070.03718.28
5.6.140.0070.08018.21
5.6.130.0000.08718.18
5.6.120.0130.08021.07
5.6.110.0130.08321.14
5.6.100.0130.06021.11
5.6.90.0130.07321.02
5.6.80.0100.08020.39
5.6.70.0200.03020.58
5.5.350.0370.06320.39
5.5.340.0100.04717.98
5.5.330.0070.04020.29
5.5.320.0270.05320.29
5.5.310.0300.07720.29
5.5.300.0130.05318.07
5.5.290.0070.08317.98
5.5.280.0070.06020.85
5.5.270.0200.06720.95
5.5.260.0100.03720.86
5.5.250.0070.08320.59
5.5.240.0130.07320.07
5.4.450.0500.05319.39
5.4.440.0670.06319.38
5.4.430.0730.05719.58
5.4.420.0900.05719.60
5.4.410.0200.04318.99
5.4.400.0470.05318.81
5.4.390.0300.08018.76
5.4.380.0400.07018.80
5.4.370.0370.06018.75
5.4.360.0130.05318.50
5.4.350.0170.06318.45
5.4.340.0300.05318.69
5.4.320.0300.05318.65
5.4.310.0330.05018.80
5.4.300.0370.05018.81
5.4.290.0230.06018.83
5.4.280.0370.04318.58
5.4.270.0270.05718.83
5.4.260.0300.05718.68
5.4.250.0170.05318.76
5.4.240.0170.05318.59
5.4.230.0430.04318.84
5.4.220.0330.05318.75
5.4.210.0470.06018.62
5.4.200.0270.06716.78
5.4.190.0470.05018.68
5.4.180.0330.05318.83
5.4.170.0400.05718.72
5.4.160.0330.05018.72
5.4.150.0370.05718.74
5.4.140.0270.06016.45
5.4.130.0070.06016.29
5.4.120.0230.06016.34
5.4.110.0300.04716.43
5.4.100.3430.06716.43
5.4.90.0170.06016.43
5.4.80.0130.05716.18
5.4.70.0230.05016.24
5.4.60.0400.06316.18
5.4.50.2430.06716.27
5.4.40.0300.05316.17
5.4.30.1170.06016.20
5.4.20.1400.04716.16
5.4.10.0370.05016.28
5.4.00.0400.05315.74
5.3.290.0270.08014.86
5.3.280.0370.07314.69
5.3.270.0270.07714.77
5.3.260.0830.07014.64
5.3.250.3800.06314.89
5.3.240.0400.06714.60
5.3.230.0270.07314.70
5.3.220.0230.05314.66
5.3.210.0330.05314.77
5.3.200.0370.06714.66
5.3.190.0600.06314.73
5.3.180.0630.05014.84
5.3.170.0170.06014.62
5.3.160.0270.05714.59
5.3.150.0270.05314.68
5.3.140.0370.06014.84
5.3.130.0400.06014.54
5.3.120.0330.05014.59
5.3.110.0230.05314.83
5.3.100.0500.04714.07
5.3.90.0630.05714.14
5.3.80.1300.05014.13
5.3.70.2830.05014.00
5.3.60.0930.05014.05
5.3.50.2170.05714.05
5.3.40.0170.06314.07
5.3.30.0300.04713.93
5.3.20.0330.04713.79
5.3.10.0170.05713.77
5.3.00.0230.06313.69
5.2.170.0270.04711.27
5.2.160.0230.04311.43
5.2.150.0330.05311.20
5.2.140.0230.06311.27
5.2.130.0270.04011.09
5.2.120.0300.04311.23
5.2.110.0530.03711.22
5.2.100.0170.05311.20
5.2.90.0330.05311.23
5.2.80.0300.05311.21
5.2.70.0200.05011.21
5.2.60.0170.05011.09
5.2.50.0230.04711.30
5.2.40.0200.03711.10
5.2.30.0300.06011.10
5.2.20.0330.05010.95
5.2.10.0230.04310.96
5.2.00.0300.05310.81
5.1.60.0370.0539.99
5.1.50.0200.05010.07
5.1.40.0270.03310.09
5.1.30.0270.04010.44
5.1.20.0230.05010.45
5.1.10.0400.03010.05
5.1.00.0170.04010.18
5.0.50.0170.0378.68
5.0.40.0100.0338.59
5.0.30.0100.0478.59
5.0.20.0200.0338.59
5.0.10.0270.0208.59
5.0.00.0130.0408.59
4.4.90.0100.0278.59
4.4.80.0170.0278.59
4.4.70.0270.0238.59
4.4.60.0130.0238.59
4.4.50.0070.0308.59
4.4.40.0130.0338.59
4.4.30.0030.0278.59
4.4.20.0100.0378.59
4.4.10.0130.0378.59
4.4.00.0200.0438.59
4.3.110.0130.0238.59
4.3.100.0170.0278.59
4.3.90.0130.0178.59
4.3.80.0130.0408.59
4.3.70.0100.0308.59
4.3.60.0070.0308.59
4.3.50.0130.0278.59
4.3.40.0130.0478.59
4.3.30.0100.0278.59
4.3.20.0100.0278.59
4.3.10.0100.0278.59
4.3.00.0030.0236.94

preferences:
49.28 ms | 401 KiB | 5 Q