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, $matches)){ print_r($matches); return checkdate($matches[3], $matches[4], $matches[1]); } return false; } var_dump(is_valid_date("2012-12-02 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)
8.3.40.0070.01019.22
8.3.30.0100.01018.97
8.3.20.0050.00318.88
8.3.10.0060.01220.72
8.3.00.0060.00321.93
8.2.170.0100.00622.96
8.2.160.0110.00421.02
8.2.150.0110.00724.18
8.2.140.0040.00424.66
8.2.130.0000.00826.16
8.2.120.0040.00421.09
8.2.110.0070.00320.47
8.2.100.0040.00717.78
8.2.90.0000.00719.23
8.2.80.0000.00817.97
8.2.70.0100.00317.61
8.2.60.0030.00517.80
8.2.50.0040.00418.07
8.2.40.0030.00518.16
8.2.30.0040.00419.35
8.2.20.0070.00017.75
8.2.10.0030.00617.97
8.2.00.0060.00317.78
8.1.270.0040.00423.99
8.1.260.0050.00326.35
8.1.250.0040.00428.09
8.1.240.0000.01022.45
8.1.230.0040.00720.87
8.1.220.0000.00818.77
8.1.210.0070.00418.77
8.1.200.0090.00017.35
8.1.190.0040.00417.39
8.1.180.0000.00818.10
8.1.170.0000.00918.71
8.1.160.0000.00718.82
8.1.150.0070.00318.75
8.1.140.0000.00717.54
8.1.130.0000.00817.74
8.1.120.0000.00717.48
8.1.110.0000.00717.49
8.1.100.0000.00717.46
8.1.90.0040.00417.53
8.1.80.0040.00417.40
8.1.70.0000.00817.51
8.1.60.0030.00717.67
8.1.50.0000.00717.63
8.1.40.0030.00617.68
8.1.30.0000.00817.73
8.1.20.0040.00417.76
8.1.10.0030.00717.65
8.1.00.0040.00417.45
8.0.300.0050.00319.77
8.0.290.0040.00417.30
8.0.280.0050.00318.36
8.0.270.0040.00417.17
8.0.260.0050.00316.81
8.0.250.0080.00016.96
8.0.240.0080.00317.05
8.0.230.0040.00417.02
8.0.220.0070.00017.08
8.0.210.0030.00317.00
8.0.200.0000.00717.09
8.0.190.0000.00717.02
8.0.180.0040.00417.05
8.0.170.0040.00416.98
8.0.160.0080.00017.02
8.0.150.0040.00416.84
8.0.140.0000.00816.91
8.0.130.0000.00613.42
8.0.120.0070.00017.05
8.0.110.0030.00616.98
8.0.100.0000.00716.88
8.0.90.0040.00416.95
8.0.80.0070.01016.93
8.0.70.0080.00017.17
8.0.60.0040.00417.07
8.0.50.0030.00517.11
8.0.30.0130.00617.30
8.0.20.0120.01117.40
8.0.10.0070.00017.07
8.0.00.0140.00416.79
7.4.330.0000.00516.74
7.4.320.0060.00016.59
7.4.300.0070.00016.82
7.4.290.0030.00316.74
7.4.280.0020.00516.86
7.4.270.0000.00716.72
7.4.260.0050.00013.49
7.4.250.0040.00416.80
7.4.240.0000.00816.84
7.4.230.0040.00416.72
7.4.220.0130.01316.86
7.4.210.0080.00816.80
7.4.200.0030.00316.72
7.4.190.0030.00316.71
7.4.160.0040.01216.55
7.4.150.0210.00417.40
7.4.140.0090.00817.86
7.4.130.0090.00916.61
7.4.120.0100.00716.62
7.4.110.0100.00716.77
7.4.100.0070.01116.77
7.4.90.0070.01116.67
7.4.80.0060.01219.39
7.4.70.0030.01216.55
7.4.60.0060.00916.63
7.4.50.0040.00416.34
7.4.40.0040.00822.77
7.4.30.0060.00916.49
7.4.00.0040.01114.93
7.3.330.0050.00013.52
7.3.320.0050.00013.41
7.3.310.0050.00216.57
7.3.300.0030.00316.47
7.3.290.0100.01016.38
7.3.280.0090.01016.40
7.3.270.0130.00917.40
7.3.260.0110.01218.24
7.3.250.0020.01616.50
7.3.240.0070.01016.48
7.3.230.0100.01316.71
7.3.210.0170.00016.36
7.3.200.0130.00719.39
7.3.190.0090.01016.54
7.3.180.0070.01416.63
7.3.170.0120.00416.75
7.3.160.0080.00816.49
7.3.120.0030.01015.10
7.2.330.0060.01216.71
7.2.320.0070.01016.84
7.2.310.0070.01616.60
7.2.300.0150.00316.88
7.2.290.0100.00716.80
7.2.60.0120.00016.93
7.1.200.0100.00316.18
7.1.70.0000.01017.47
7.1.60.0100.01319.40
7.1.50.0100.01316.94
7.1.00.0000.04722.46
7.0.200.0000.00716.99
7.0.140.0100.06722.01
7.0.60.0100.03719.79
7.0.50.0070.06017.89
7.0.40.0030.07720.08
7.0.30.0600.05320.18
7.0.20.0330.07020.12
7.0.10.0330.06320.27
7.0.00.0100.08320.26
5.6.210.0070.08320.63
5.6.200.0100.07318.17
5.6.190.0130.08320.67
5.6.180.0330.07720.61
5.6.170.0300.07320.54
5.6.160.0100.08020.55
5.6.150.0070.03718.18
5.6.140.0000.08318.15
5.6.130.0100.07318.11
5.6.120.0100.07321.02
5.6.110.0100.04720.97
5.6.100.0100.06021.14
5.6.90.0170.07721.04
5.6.80.0030.07320.54
5.6.70.0200.03320.30
5.5.350.0330.07320.41
5.5.340.0100.04718.09
5.5.330.0100.07720.57
5.5.320.0200.05720.30
5.5.310.0130.05020.30
5.5.300.0170.07018.03
5.5.290.0070.07718.10
5.5.280.0100.08320.80
5.5.270.0030.06020.86
5.5.260.0070.08320.88
5.5.250.0230.05720.66
5.5.240.0100.03720.18
5.4.450.3470.04019.41
5.4.440.3930.04019.39
5.4.430.3530.03319.19
5.4.420.3700.04019.54
5.4.410.3430.03019.41
5.4.400.3070.03719.22
5.4.390.3500.03719.14
5.4.380.3400.04319.07
5.4.370.3530.03018.95
5.4.360.3770.03719.06
5.4.350.3230.03719.33
5.4.340.3530.03719.15
5.4.320.3330.03319.16
5.4.310.3270.03019.00
5.4.300.3470.03019.13
5.4.290.3700.03319.22
5.4.280.3730.04018.84
5.4.270.3530.03718.87
5.4.260.3600.04018.87
5.4.250.3070.03019.21
5.4.240.3700.04019.05
5.4.230.3730.04019.16
5.4.220.3430.04019.06
5.4.210.4500.03318.94
5.4.200.3200.03318.86
5.4.190.3670.03718.98
5.4.180.3700.04019.25
5.4.170.3600.03318.84
5.4.160.3770.03018.84
5.4.150.3570.04018.95
5.4.140.3530.04016.55
5.4.130.3670.02716.56
5.4.120.3330.04716.46
5.4.110.3570.02316.31
5.4.100.3800.03016.58
5.4.90.3700.03316.34
5.4.80.3930.04016.49
5.4.70.2870.03316.57
5.4.60.3570.03316.17
5.4.50.3970.04016.16
5.4.40.3900.04316.24
5.4.30.3700.03716.38
5.4.20.3600.04016.39
5.4.10.3300.03716.45
5.4.00.3970.04015.76
5.3.290.3500.03714.56
5.3.280.3900.03714.59
5.3.270.2930.04014.57
5.3.260.3900.03714.73
5.3.250.3670.04014.52
5.3.240.3600.04014.61
5.3.230.3900.04714.64
5.3.220.3430.03714.61
5.3.210.3370.04014.56
5.3.200.3930.04314.72
5.3.190.3700.04014.53
5.3.180.3700.04014.57
5.3.170.3500.04314.48
5.3.160.3730.03714.49
5.3.150.3770.03314.55
5.3.140.3830.03314.57
5.3.130.3830.03714.45
5.3.120.3900.04714.62
5.3.110.2900.03714.45
5.3.100.3530.03714.09
5.3.90.4070.03714.02
5.3.80.3670.04314.13
5.3.70.3500.03714.24
5.3.60.3500.04013.90
5.3.50.3770.03013.86
5.3.40.3800.03014.17
5.3.30.3630.03313.92
5.3.20.3630.04013.66
5.3.10.3570.03313.77
5.3.00.3830.03713.56
5.2.170.3170.02711.06
5.2.160.3030.03011.07
5.2.150.2930.03011.28
5.2.140.3000.02711.19
5.2.130.3130.02711.01
5.2.120.3000.02311.18
5.2.110.3170.02711.00
5.2.100.3000.02711.03
5.2.90.3130.03011.26
5.2.80.2800.03311.00
5.2.70.2830.03311.07
5.2.60.3070.03311.27
5.2.50.3030.03311.06
5.2.40.2730.02710.98
5.2.30.2330.02310.90
5.2.20.2570.02711.05
5.2.10.2670.02310.87
5.2.00.2500.03310.82
5.1.60.2730.01710.07
5.1.50.2430.02710.11
5.1.40.2530.02010.07
5.1.30.2270.02710.25
5.1.20.2600.02310.32
5.1.10.2700.02710.07
5.1.00.3070.02010.18
5.0.50.1400.02010.07
5.0.40.1730.01710.07
5.0.30.1330.03310.07
5.0.20.1700.02010.07
5.0.10.0930.01310.07
5.0.00.1630.03310.07
4.4.90.1130.01710.07
4.4.80.1430.01310.07
4.4.70.1100.03310.07
4.4.60.1430.02010.07
4.4.50.1530.02010.07
4.4.40.1570.02310.07
4.4.30.1170.01310.07
4.4.20.1570.01710.07
4.4.10.1300.01710.07
4.4.00.1670.02710.07
4.3.110.1570.01710.07
4.3.100.1400.01710.07
4.3.90.1700.01310.07
4.3.80.0700.02710.07
4.3.70.1700.01310.07
4.3.60.1670.01710.07
4.3.50.1570.01710.07
4.3.40.1770.02310.07
4.3.30.0700.01710.07
4.3.20.0870.02310.07
4.3.10.0700.02710.07
4.3.00.0830.01710.07

preferences:
40.79 ms | 400 KiB | 5 Q