3v4l.org

run code in 300+ PHP versions simultaneously
<?php function is_valid_date($date) { if (preg_match('/^((19|20)\\d\\d)-(0?[1-9]|1[012])-(0?[1-9]|[12][0-9]|3[01]) ([01]\d|2[0123]):([0-5]\d):([0-5]\d)$/', $date, $matches)){ return checkdate($matches[3], $matches[4], $matches[1]); } return false; } var_dump(is_valid_date("9012-12-02 15:30:00")); //true ?>

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)
8.3.60.0100.01016.75
8.3.50.0140.00717.59
8.3.40.0110.00418.87
8.3.30.0110.00418.77
8.3.20.0060.00318.82
8.3.10.0060.00320.36
8.3.00.0030.00917.75
8.2.180.0130.01017.00
8.2.170.0110.01122.96
8.2.160.0060.00920.96
8.2.150.0030.00624.18
8.2.140.0000.00724.66
8.2.130.0080.00026.16
8.2.120.0040.00419.36
8.2.110.0000.00921.21
8.2.100.0070.00417.97
8.2.90.0050.00520.93
8.2.80.0050.00517.68
8.2.70.0040.00417.61
8.2.60.0090.00017.80
8.2.50.0040.00418.07
8.2.40.0040.00418.22
8.2.30.0000.00718.01
8.2.20.0040.00417.83
8.2.10.0040.00417.73
8.2.00.0050.00317.93
8.1.280.0140.00725.92
8.1.270.0040.00424.66
8.1.260.0000.00826.35
8.1.250.0040.00428.09
8.1.240.0090.00020.79
8.1.230.0050.00520.96
8.1.220.0040.00417.74
8.1.210.0040.00418.95
8.1.200.0030.00617.48
8.1.190.0040.00417.40
8.1.180.0060.00318.10
8.1.170.0040.00418.82
8.1.160.0000.00718.94
8.1.150.0000.00718.76
8.1.140.0000.00817.44
8.1.130.0030.00317.73
8.1.120.0050.00317.55
8.1.110.0040.00417.48
8.1.100.0070.00017.43
8.1.90.0050.00317.50
8.1.80.0030.00417.37
8.1.70.0000.00717.46
8.1.60.0050.00317.71
8.1.50.0040.00417.59
8.1.40.0040.00417.69
8.1.30.0040.00417.69
8.1.20.0060.00317.66
8.1.10.0000.00717.65
8.1.00.0040.00417.45
8.0.300.0090.00019.98
8.0.290.0040.00416.75
8.0.280.0000.00718.42
8.0.270.0030.00317.18
8.0.260.0030.00316.87
8.0.250.0040.00717.04
8.0.240.0000.00716.90
8.0.230.0030.00317.00
8.0.220.0040.00317.03
8.0.210.0070.00016.83
8.0.200.0000.00616.96
8.0.190.0080.00017.04
8.0.180.0000.00717.02
8.0.170.0040.00416.96
8.0.160.0070.00017.05
8.0.150.0000.00916.88
8.0.140.0070.00816.80
8.0.130.0000.00613.33
8.0.120.0000.00717.00
8.0.110.0070.00017.07
8.0.100.0000.00817.03
8.0.90.0000.00716.88
8.0.80.0090.01216.92
8.0.70.0080.00017.07
8.0.60.0040.00417.03
8.0.50.0080.00016.81
8.0.30.0110.00717.15
8.0.20.0070.01217.11
8.0.10.0080.00016.99
8.0.00.0130.00816.90
7.4.330.0050.00013.09
7.4.320.0030.00316.69
7.4.300.0030.00516.73
7.4.290.0050.00316.82
7.4.280.0050.00516.69
7.4.270.0040.00416.75
7.4.260.0000.00613.50
7.4.250.0030.00616.80
7.4.240.0000.00816.83
7.4.230.0000.00716.54
7.4.220.0090.00916.89
7.4.210.0060.00916.80
7.4.200.0040.00416.58
7.4.190.0030.00316.64
7.4.160.0060.01016.70
7.4.150.0170.00316.55
7.4.140.0110.00816.60
7.4.130.0100.01016.76
7.4.120.0140.00716.64
7.4.110.0070.01016.77
7.4.100.0190.00416.76
7.4.90.0100.00716.76
7.4.80.0130.00619.39
7.4.70.0070.01016.61
7.4.60.0070.01016.46
7.4.50.0040.00416.46
7.4.40.0040.01216.53
7.4.30.0120.00416.59
7.4.00.0070.01114.91
7.3.330.0030.00313.38
7.3.320.0000.00713.40
7.3.310.0040.00416.44
7.3.300.0030.00316.40
7.3.290.0060.00916.42
7.3.280.0090.00716.39
7.3.270.0130.01016.65
7.3.260.0060.01016.34
7.3.250.0040.01216.37
7.3.240.0190.00016.42
7.3.230.0120.00616.57
7.3.210.0130.00316.42
7.3.200.0030.01516.57
7.3.190.0120.00916.34
7.3.180.0040.01116.61
7.3.170.0060.01016.76
7.3.160.0030.01316.49
7.3.120.0070.01014.59
7.2.330.0090.00916.87
7.2.320.0110.00616.54
7.2.310.0040.02016.48
7.2.300.0060.01016.65
7.2.290.0160.00016.49
7.2.60.0000.00816.88
7.2.00.0030.00619.59
7.1.200.0000.01215.97
7.1.100.0000.01118.38
7.1.70.0040.00417.11
7.1.60.0070.01017.42
7.1.50.0100.01017.08
7.1.00.0000.07022.36
7.0.200.0030.00816.98
7.0.140.0030.07322.04
7.0.120.0030.07022.13
7.0.60.0030.07019.91
7.0.50.0130.07317.89
7.0.40.0100.07320.30
7.0.30.0100.05320.12
7.0.20.0270.04720.11
7.0.10.0170.07720.26
7.0.00.0070.07320.25
5.6.280.0130.06021.04
5.6.210.0070.08720.63
5.6.200.0100.07018.12
5.6.190.0130.08320.47
5.6.180.0200.05020.57
5.6.170.0270.07320.57
5.6.160.0030.04020.54
5.6.150.0000.06318.17
5.6.140.0000.04318.15
5.6.130.0100.07018.21
5.6.120.0070.07020.99
5.6.110.0070.04020.99
5.6.100.0230.06021.12
5.6.90.0100.08320.98
5.6.80.0030.04320.37
5.5.350.4330.03720.49
5.5.340.0170.07017.98
5.5.330.0070.06720.31
5.5.320.0600.05720.25
5.5.310.0230.05320.27
5.5.300.0100.06318.01
5.5.290.0100.06317.97
5.5.280.0130.04320.75
5.5.270.0030.09020.87
5.5.260.0070.06020.96
5.5.250.0200.07020.55
5.5.240.0000.05020.05
5.4.450.0600.06319.19
5.4.440.0630.05719.49
5.4.430.0530.06719.52
5.4.420.0500.05719.32
5.4.410.0630.04019.42
5.4.400.0370.04318.98
5.4.390.0500.07318.98
5.4.380.0530.05319.03
5.4.370.0400.04318.86
5.4.360.0500.06718.86
5.4.350.0530.03319.16
5.4.340.0500.06718.95
5.4.320.0470.05018.86
5.4.310.0600.05719.06
5.4.300.0570.06018.84
5.4.290.0530.06719.01
5.4.280.0670.03719.24
5.4.270.0600.05718.86
5.4.260.0600.03719.11
5.4.250.0530.06019.21
5.4.240.0570.05719.08
5.4.230.0530.06019.07
5.4.220.0430.04019.11
5.4.210.0570.06019.10
5.4.200.0500.06018.97
5.4.190.0430.04019.23
5.4.180.0430.05318.96
5.4.170.0600.06018.96
5.4.160.0530.04019.07
5.4.150.0500.06319.10
5.4.140.0470.03316.39
5.4.130.0530.02316.54
5.4.120.0430.07016.55
5.4.110.0570.04316.32
5.4.100.0500.04716.63
5.4.90.0530.05316.42
5.4.80.0600.04316.57
5.4.70.0530.06716.59
5.4.60.0500.06316.49
5.4.50.0630.05016.25
5.4.40.0600.06316.22
5.4.30.0530.05716.53
5.4.20.0500.03716.34
5.4.10.0400.03716.53
5.4.00.0570.04015.74
5.3.290.0370.04314.67
5.3.280.0500.07314.60
5.3.270.0500.05314.59
5.3.260.0500.06314.57
5.3.250.0530.04714.61
5.3.240.0400.04714.50
5.3.230.0500.06314.57
5.3.220.0430.05714.48
5.3.210.0400.05314.71
5.3.200.0370.04314.71
5.3.190.0330.04714.58
5.3.180.0500.05714.64
5.3.170.0470.04014.70
5.3.160.0630.02314.64
5.3.150.0430.04014.55
5.3.140.0470.06314.42
5.3.130.0500.05014.62
5.3.120.0300.05314.77
5.3.110.0400.03314.44
5.3.100.0430.05714.07
5.3.90.0370.04314.09
5.3.80.0400.04014.07
5.3.70.0400.05714.02
5.3.60.0400.07013.91
5.3.50.0430.04314.05
5.3.40.0370.05314.19
5.3.30.0470.05313.83
5.3.20.0300.05713.58
5.3.10.0400.04013.56
5.3.00.0430.06013.75
5.2.170.0400.05312.59
5.2.160.0400.05012.59
5.2.150.0370.03712.59
5.2.140.0330.04312.59
5.2.130.0330.04312.59
5.2.120.0430.02712.59
5.2.110.0330.02312.59
5.2.100.0330.04312.59
5.2.90.0400.05012.59
5.2.80.0330.03312.59
5.2.70.0370.04312.59
5.2.60.0400.04312.59
5.2.50.0470.05012.59
5.2.40.0330.05312.59
5.2.30.0370.03712.59
5.2.20.0370.04712.59
5.2.10.0330.02712.59
5.2.00.0300.05312.59
5.1.60.0330.03012.59
5.1.50.0430.02012.59
5.1.40.0330.03012.59
5.1.30.0370.05012.59
5.1.20.0400.03012.59
5.1.10.0370.02312.59
5.1.00.0330.05012.59
5.0.50.0200.04012.59
5.0.40.0170.02312.59
5.0.30.0100.05312.59
5.0.20.0200.03312.59
5.0.10.0130.02712.59
5.0.00.0200.05312.59
4.4.90.0200.03312.59
4.4.80.0200.02012.59
4.4.70.0170.02712.59
4.4.60.0170.02012.59
4.4.50.0130.01712.59
4.4.40.0170.02312.59
4.4.30.0170.02712.59
4.4.20.0200.03012.59
4.4.10.0200.01712.59
4.4.00.0130.02712.59
4.3.110.0130.02012.59
4.3.100.0170.02712.59
4.3.90.0130.01712.59
4.3.80.0170.02312.59
4.3.70.0170.01712.59
4.3.60.0130.02312.59
4.3.50.0130.01712.59
4.3.40.0200.04712.59
4.3.30.0100.02312.59
4.3.20.0100.01712.59
4.3.10.0100.03012.59
4.3.00.0100.02712.59

preferences:
40.05 ms | 401 KiB | 5 Q