3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(preg_match('/\d+-\d+-\d+/', '2013-07-08')); /*var_dump(strtotime('first day')); var_dump(date('Y-m-d H:i:s', strtotime('first day'))); var_dump(strtotime('first day 00:00:00')); var_dump(date('Y-m-d H:i:s', strtotime('first day 00:00:00'))); var_dump(strtotime(date('Y-m-01 00:00:00'))); var_dump(strtotime(date("Y-m-d 00:00:00", time())) - 86400* 6); var_dump(strtotime('-6 day 00:00:00')); var_dump(strtotime(date("Y-m-d 00:00:00", time())) - 86400 * 0); var_dump(strtotime('+0 day 00:00:00')); */

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)
8.3.40.0110.00418.85
8.3.30.0150.00418.79
8.3.20.0040.00418.85
8.3.10.0050.00320.35
8.3.00.0060.00317.63
8.2.170.0030.01722.96
8.2.160.0110.00422.43
8.2.150.0060.00324.18
8.2.140.0000.00724.66
8.2.130.0000.00726.16
8.2.120.0000.00819.70
8.2.110.0000.01021.12
8.2.100.0090.00317.78
8.2.90.0030.00619.15
8.2.80.0000.00817.66
8.2.70.0040.00417.63
8.2.60.0000.00817.68
8.2.50.0000.00818.07
8.2.40.0030.00518.02
8.2.30.0030.00617.86
8.2.20.0000.00817.55
8.2.10.0000.00817.78
8.2.00.0000.00717.76
8.1.270.0040.00424.66
8.1.260.0030.00626.35
8.1.250.0070.00028.09
8.1.240.0000.01020.56
8.1.230.0110.00020.88
8.1.220.0000.00917.74
8.1.210.0040.00418.88
8.1.200.0060.00317.35
8.1.190.0040.00417.41
8.1.180.0030.00518.10
8.1.170.0030.00618.76
8.1.160.0040.00418.83
8.1.150.0040.00418.62
8.1.140.0030.00617.39
8.1.130.0000.00717.71
8.1.120.0000.00717.50
8.1.110.0040.00417.50
8.1.100.0040.00417.36
8.1.90.0040.00417.42
8.1.80.0000.00717.33
8.1.70.0000.00717.35
8.1.60.0040.00417.63
8.1.50.0000.00817.52
8.1.40.0000.00817.57
8.1.30.0000.00717.65
8.1.20.0060.00317.51
8.1.10.0030.00617.43
8.1.00.0030.00517.40
8.0.300.0070.00019.90
8.0.290.0060.00316.75
8.0.280.0030.00318.40
8.0.270.0000.00717.15
8.0.260.0030.00316.85
8.0.250.0000.00717.00
8.0.240.0030.00516.99
8.0.230.0000.00716.95
8.0.220.0030.00316.93
8.0.210.0000.00716.95
8.0.200.0030.00316.98
8.0.190.0040.00417.03
8.0.180.0000.00716.93
8.0.170.0040.00416.95
8.0.160.0050.00316.98
8.0.150.0040.00416.86
8.0.140.0070.00316.79
8.0.130.0000.00513.29
8.0.120.0000.00716.85
8.0.110.0040.00416.77
8.0.100.0080.00016.81
8.0.90.0000.00716.81
8.0.80.0070.01017.00
8.0.70.0080.00016.71
8.0.60.0000.00716.77
8.0.50.0000.00716.91
8.0.30.0130.01017.16
8.0.20.0040.01517.13
8.0.10.0050.00216.92
8.0.00.0120.00716.88
7.4.330.0020.00213.08
7.4.320.0000.00716.63
7.4.300.0030.00316.57
7.4.290.0000.00716.68
7.4.280.0040.00416.60
7.4.270.0030.00316.70
7.4.260.0000.00613.39
7.4.250.0030.00516.55
7.4.240.0080.00016.69
7.4.230.0030.00316.56
7.4.220.0070.01016.68
7.4.210.0080.00916.62
7.4.200.0040.00416.69
7.4.190.0070.00016.39
7.4.160.0110.00516.59
7.4.150.0070.01016.61
7.4.140.0090.00816.64
7.4.130.0050.01316.63
7.4.120.0100.00816.48
7.4.110.0130.00316.55
7.4.100.0130.00416.38
7.4.90.0070.01116.54
7.4.80.0100.01016.43
7.4.70.0110.00916.45
7.4.60.0030.01816.32
7.4.50.0000.00516.46
7.4.40.0120.00016.54
7.4.30.0130.00316.70
7.4.00.0030.01414.88
7.3.330.0030.00313.20
7.3.320.0030.00313.04
7.3.310.0000.00716.37
7.3.300.0030.00316.28
7.3.290.0030.01316.24
7.3.280.0050.01016.22
7.3.270.0070.01716.61
7.3.260.0100.00716.72
7.3.250.0130.00716.31
7.3.240.0100.00716.23
7.3.230.0070.01016.25
7.3.210.0140.00316.30
7.3.200.0090.01319.39
7.3.190.0090.00916.34
7.3.180.0110.00516.67
7.3.170.0040.01116.22
7.3.160.0150.00616.69
7.3.120.0040.00414.75
7.2.330.0070.01116.53
7.2.320.0100.00716.49
7.2.310.0210.00316.61
7.2.300.0090.00616.61
7.2.290.0030.01516.57
7.2.00.0030.00919.48
7.1.100.0060.00318.26
7.1.70.0070.00017.10
7.1.60.0070.01719.40
7.1.50.0110.01116.82
7.1.00.0030.06722.52
7.0.200.0040.00416.70
7.0.140.0000.07722.02
7.0.120.0000.06722.25
7.0.60.0170.06319.85
7.0.50.0100.06717.89
7.0.40.0100.08720.32
7.0.30.0270.06720.05
7.0.20.0300.07020.10
7.0.10.0200.05720.18
7.0.00.0100.08720.18
5.6.280.0000.07721.11
5.6.210.0130.07720.61
5.6.200.0100.08318.18
5.6.190.0100.04020.48
5.6.180.0370.07020.43
5.6.170.0330.06720.71
5.6.160.0100.05320.33
5.6.150.0100.05018.09
5.6.140.0100.04018.14
5.6.130.0030.08018.18
5.6.120.0130.07321.00
5.6.110.0070.03721.11
5.6.100.0030.04320.96
5.6.90.0100.08320.96
5.6.80.0170.06320.41
5.6.70.4370.04020.50
5.5.350.0330.07020.43
5.5.340.0100.07717.88
5.5.330.0130.03320.40
5.5.320.0300.06720.38
5.5.310.0230.05320.23
5.5.300.0070.08318.00
5.5.290.0070.05018.02
5.5.280.0100.04720.84
5.5.270.0200.07020.95
5.5.260.0100.08320.86
5.5.250.0100.07320.58
5.5.240.0130.05720.25
5.4.450.0070.05019.50
5.4.440.0030.05019.46
5.4.430.0130.03019.11
5.4.420.0130.03719.49
5.4.410.0030.04319.36
5.4.400.0100.03019.09
5.4.390.0100.03019.00
5.4.380.0030.03719.08
5.4.370.0030.03719.13
5.4.360.0000.04019.10
5.4.350.0100.03019.09
5.4.340.0030.03718.80
5.4.320.0070.03719.22
5.4.310.0030.04019.19
5.4.300.0070.03319.17
5.4.290.0100.03019.17
5.4.280.0070.03319.07
5.4.270.0030.03719.11
5.4.260.0030.03718.96
5.4.250.0000.04019.07
5.4.240.0000.03719.00
5.4.230.0130.03719.11
5.4.220.0070.07718.91
5.4.210.0100.06318.78
5.4.200.0100.04318.80
5.4.190.0100.05319.07
5.4.180.0070.05018.91
5.4.170.0100.07318.99
5.4.160.0100.05019.09
5.4.150.0000.08319.12
5.4.140.0200.03716.29
5.4.130.0030.07716.36
5.4.120.0070.04316.47
5.4.110.0030.07716.32
5.4.100.0000.06716.30
5.4.90.0100.06716.27
5.4.80.0130.06716.25
5.4.70.0030.04016.32
5.4.60.0000.06316.18
5.4.50.0000.04016.25
5.4.40.0070.07316.32
5.4.30.0030.07016.36
5.4.20.0070.06316.21
5.4.10.0070.07716.34
5.4.00.0130.02715.71
5.3.290.0100.03314.55
5.3.280.0070.03714.38
5.3.270.0100.05714.55
5.3.260.0070.06714.69
5.3.250.0030.04714.52
5.3.240.0030.04314.50
5.3.230.0070.08014.38
5.3.220.0130.07014.57
5.3.210.0030.06314.51
5.3.200.0100.07314.65
5.3.190.0030.08014.44
5.3.180.0070.07714.44
5.3.170.0100.06714.51
5.3.160.0030.05714.54
5.3.150.0000.05014.50
5.3.140.0100.06714.34
5.3.130.0000.04314.42
5.3.120.0030.07714.50
5.3.110.0100.04314.47
5.3.100.0170.03013.96
5.3.90.0070.03713.96
5.3.80.0030.07713.94
5.3.70.0100.04713.99
5.3.60.0030.04013.98
5.3.50.0070.08013.86
5.3.40.0000.06313.96
5.3.30.0030.04013.83
5.3.20.0000.04313.66
5.3.10.0070.05313.49
5.3.00.0030.05013.72
5.2.170.0000.05011.12
5.2.160.0070.06011.13
5.2.150.0030.05310.99
5.2.140.0030.03011.02
5.2.130.0030.06010.99
5.2.120.0000.06710.98
5.2.110.0030.03710.99
5.2.100.0070.04711.03
5.2.90.0070.03311.08
5.2.80.0030.05311.04
5.2.70.0030.05311.07
5.2.60.0070.06011.03
5.2.50.0030.05010.94
5.2.40.0100.05310.85
5.2.30.0030.06710.90
5.2.20.0000.05710.86
5.2.10.0030.06010.85
5.2.00.0070.04010.71
5.1.60.0000.05010.13
5.1.50.0030.05710.14
5.1.40.0030.0539.94
5.1.30.0130.05010.34
5.1.20.0070.05310.20
5.1.10.0100.03710.06
5.1.00.0070.0309.98
5.0.50.0070.0478.58
5.0.40.0000.0478.39
5.0.30.0070.0608.05
5.0.20.0000.0438.20
5.0.10.0000.0278.22
5.0.00.0030.0608.21
4.4.90.0030.0337.78
4.4.80.0000.0277.78
4.4.70.0000.0407.78
4.4.60.0030.0207.78
4.4.50.0070.0277.78
4.4.40.0000.0577.78
4.4.30.0000.0377.78
4.4.20.0030.0277.78
4.4.10.0030.0277.78
4.4.00.0000.0577.78
4.3.110.0000.0407.78
4.3.100.0070.0177.78
4.3.90.0000.0377.78
4.3.80.0030.0307.78
4.3.70.0000.0207.78
4.3.60.0070.0337.78
4.3.50.0030.0177.78
4.3.40.0070.0507.78
4.3.30.0030.0337.78
4.3.20.0000.0207.78
4.3.10.0000.0377.78
4.3.00.0000.0307.78

preferences:
43.9 ms | 400 KiB | 5 Q