3v4l.org

run code in 300+ PHP versions simultaneously
<?php function validateDate($date, $format = 'm/d/Y') { $d = DateTime::createFromFormat($format, $date); return $d && $d->format($format) == $date; } $dateArr = ['12', '08', '201']; var_dump(checkdate(intval($dateArr[0]), intval($dateArr[1]), intval($dateArr[2]))); var_dump(substr_compare($dateArr[2], '20', 0, 2) === 0); var_dump(validateDate($dateArr[0] . '/' . $dateArr[1] . '/' . $dateArr[2]));

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)
8.3.60.0070.00716.75
8.3.50.0060.00919.73
8.3.40.0120.00318.92
8.3.30.0120.00318.63
8.3.20.0040.00421.80
8.3.10.0000.00723.48
8.3.00.0040.00421.74
8.2.180.0150.00316.63
8.2.170.0110.00722.96
8.2.160.0110.00319.38
8.2.150.0040.00424.18
8.2.140.0050.00324.66
8.2.130.0000.00719.39
8.2.120.0070.00026.35
8.2.110.0070.00321.00
8.2.100.0090.00617.80
8.2.90.0050.00519.30
8.2.80.0030.00619.21
8.2.70.0090.00017.88
8.2.60.0000.00818.05
8.2.50.0050.00218.34
8.2.40.0040.00420.42
8.2.30.0070.00019.28
8.2.20.0090.00018.26
8.2.10.0040.00418.21
8.2.00.0040.00418.44
8.1.280.0090.00625.92
8.1.270.0110.00422.11
8.1.260.0070.00026.35
8.1.250.0040.00428.09
8.1.240.0030.00622.14
8.1.230.0080.00317.89
8.1.220.0030.00617.76
8.1.210.0000.00818.77
8.1.200.0030.00617.25
8.1.190.0030.00517.48
8.1.180.0050.00318.10
8.1.170.0040.00418.68
8.1.160.0000.00719.01
8.1.150.0000.00818.85
8.1.140.0040.00419.10
8.1.130.0000.00717.79
8.1.120.0070.00017.59
8.1.110.0070.00017.62
8.1.100.0000.00817.64
8.1.90.0050.00317.55
8.1.80.0120.00017.62
8.1.70.0000.00717.61
8.1.60.0040.00417.66
8.1.50.0000.00817.50
8.1.40.0050.00217.61
8.1.30.0040.00417.78
8.1.20.0050.00317.65
8.1.10.0000.00717.70
8.1.00.0050.00317.63
8.0.300.0070.00018.77
8.0.290.0000.00916.88
8.0.280.0030.00318.50
8.0.270.0040.00417.41
8.0.260.0000.00717.40
8.0.250.0070.00017.18
8.0.240.0070.00017.10
8.0.230.0040.00417.16
8.0.220.0040.00417.12
8.0.210.0050.00217.02
8.0.200.0060.00017.19
8.0.190.0020.00517.13
8.0.180.0000.00717.05
8.0.170.0030.00617.02
8.0.160.0030.00317.12
8.0.150.0030.00316.94
8.0.140.0000.00717.05
8.0.130.0000.00613.46
8.0.120.0060.00317.09
8.0.110.0030.00517.13
8.0.100.0070.00016.97
8.0.90.0000.00717.00
8.0.80.0040.01217.03
8.0.70.0030.00516.94
8.0.60.0050.00317.12
8.0.50.0020.00517.10
8.0.30.0100.01117.22
8.0.20.0080.01317.40
8.0.10.0040.00417.31
8.0.00.0090.00816.77
7.4.330.0000.00415.55
7.4.320.0030.00316.46
7.4.300.0040.00416.59
7.4.290.0000.00716.59
7.4.280.0030.00616.68
7.4.270.0000.00616.51
7.4.260.0030.00316.73
7.4.250.0030.00516.58
7.4.240.0050.00316.62
7.4.230.0080.00016.72
7.4.220.0000.00716.48
7.4.210.0020.01416.72
7.4.200.0000.00716.51
7.4.160.0110.00616.71
7.4.150.0090.00917.40
7.4.140.0110.01017.86
7.4.130.0070.01016.61
7.4.120.0110.01016.67
7.4.110.0060.01016.84
7.4.100.0030.01316.74
7.4.90.0150.00716.57
7.4.80.0030.01519.39
7.4.70.0110.01116.70
7.4.60.0030.01316.62
7.4.50.0060.00916.40
7.4.40.0090.00916.66
7.4.00.0060.01014.98
7.3.330.0040.00213.43
7.3.320.0030.00313.31
7.3.310.0040.00416.51
7.3.300.0040.00416.39
7.3.290.0070.00016.47
7.3.280.0080.00916.47
7.3.270.0120.00617.40
7.3.260.0060.01116.63
7.3.250.0110.00716.58
7.3.240.0120.00716.57
7.3.230.0100.00816.63
7.3.210.0090.00916.86
7.3.200.0080.00816.60
7.3.190.0060.01516.49
7.3.180.0130.00716.70
7.3.170.0140.00816.72
7.3.160.0130.00316.80
7.2.330.0130.01016.61
7.2.320.0090.00917.05
7.2.310.0160.00616.73
7.2.300.0100.00816.62
7.2.290.0100.01017.02
7.2.60.0080.00416.96
7.2.00.0030.01419.89
7.1.200.0130.00315.81
7.1.120.0060.00918.82
7.1.110.0110.00318.38
7.1.100.0090.01018.15
7.1.90.0060.01218.30
7.1.80.0070.01018.10
7.1.70.0070.01017.42
7.1.60.0200.01735.36
7.1.50.0200.01734.83
7.1.40.0130.01934.54
7.1.30.0190.01034.91
7.1.20.0090.02234.89
7.1.10.0070.00716.82
7.1.00.0000.01217.07

preferences:
59.89 ms | 400 KiB | 5 Q