3v4l.org

run code in 300+ PHP versions simultaneously
<?php function is_valid_date($value, $format = 'dd.mm.yyyy'){ if(strlen($value) >= 6 && strlen($format) == 10){ // find separator. Remove all other characters from $format $separator_only = str_replace(array('m','d','y'),'', $format); $separator = $separator_only[0]; // separator is first character if($separator && strlen($separator_only) == 2){ // make regex $regexp = str_replace('mm', '(0?[1-9]|1[0-2])', $format); $regexp = str_replace('dd', '(0[1-9]|[12][0-9]|3[01])', $regexp); $regexp = str_replace('yyyy', '((?:19|20)\d\d)', $regexp); $regexp = str_replace($separator, "\\" . $separator, $regexp); echo ("\n\n".$regexp."\n"); if($regexp != $value && preg_match('/'.$regexp.'\z/', $value)){ echo ("-----------------------------\n"); // check date $arr=explode($separator,$value); $day=$arr[0]; $month=$arr[1]; $year=$arr[2]; if(@checkdate($month, $day, $year)) return true; } } } return false; } var_dump(is_valid_date('22.22.2222', 'mm.dd.yyyy')); // returns false var_dump(is_valid_date('11/30/2008', 'mm/dd/yyyy')); // returns true var_dump(is_valid_date('30-01-2008', 'dd-mm-yyyy')); // returns true var_dump(is_valid_date('2008 01 30', 'yyyy mm dd')); // returns 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)
8.3.60.0120.01218.43
8.3.50.0090.00921.27
8.3.40.0140.00719.09
8.3.30.0090.00619.25
8.3.20.0040.00420.16
8.3.10.0050.00321.83
8.3.00.0080.00022.57
8.2.180.0030.01216.88
8.2.170.0110.00422.96
8.2.160.0070.01320.53
8.2.150.0030.00524.18
8.2.140.0060.01524.66
8.2.130.0040.00426.16
8.2.120.0030.00619.89
8.2.110.0030.00621.30
8.2.100.0080.00418.16
8.2.90.0040.00419.34
8.2.80.0000.00818.00
8.2.70.0030.00617.88
8.2.60.0030.00617.93
8.2.50.0040.00418.07
8.2.40.0080.00018.41
8.2.30.0080.00018.37
8.2.20.0040.00418.10
8.2.10.0000.00818.12
8.2.00.0000.00818.11
8.1.280.0120.00325.92
8.1.270.0060.00320.52
8.1.260.0080.00026.35
8.1.250.0030.00528.09
8.1.240.0100.00022.31
8.1.230.0090.00320.73
8.1.220.0080.00017.74
8.1.210.0000.00818.77
8.1.200.0000.01017.72
8.1.190.0030.00617.66
8.1.180.0060.00320.60
8.1.170.0040.00418.82
8.1.160.0000.00722.25
8.1.150.0080.00018.80
8.1.140.0040.00417.58
8.1.130.0000.00717.96
8.1.120.0040.00417.71
8.1.110.0110.00017.53
8.1.100.0000.00717.69
8.1.90.0030.00517.56
8.1.80.0040.00417.64
8.1.70.0070.00017.62
8.1.60.0030.00617.77
8.1.50.0030.00517.71
8.1.40.0000.00817.77
8.1.30.0040.00417.85
8.1.20.0000.00917.69
8.1.10.0000.00817.79
8.1.00.0060.00317.72
8.0.300.0000.00818.77
8.0.290.0070.00017.00
8.0.280.0000.00718.39
8.0.270.0030.00317.25
8.0.260.0000.00716.99
8.0.250.0030.00317.22
8.0.240.0080.00017.11
8.0.230.0000.00717.11
8.0.220.0030.00317.20
8.0.210.0070.00017.13
8.0.200.0020.00517.07
8.0.190.0050.00217.20
8.0.180.0070.00317.16
8.0.170.0000.00817.05
8.0.160.0000.00817.15
8.0.150.0030.00617.11
8.0.140.0000.00717.13
8.0.130.0030.00313.54
8.0.120.0040.00417.26
8.0.110.0030.00617.29
8.0.100.0040.00417.07
8.0.90.0000.00817.17
8.0.80.0080.00817.15
8.0.70.0000.00817.21
8.0.60.0000.00717.22
8.0.50.0030.00517.04
8.0.30.0050.01617.34
8.0.20.0100.01217.45
8.0.10.0040.00417.36
8.0.00.0080.01017.04
7.4.330.0050.00015.00
7.4.320.0000.00616.97
7.4.300.0040.00416.76
7.4.290.0070.00016.84
7.4.280.0030.00316.72
7.4.270.0040.00416.85
7.4.260.0050.00216.88
7.4.250.0070.00316.80
7.4.240.0020.00516.89
7.4.230.0040.00416.67
7.4.220.0100.01717.01
7.4.210.0050.01216.83
7.4.200.0000.00716.94
7.4.190.0000.00717.02
7.4.160.0080.01116.82
7.4.150.0070.01117.40
7.4.140.0090.00917.86
7.4.130.0110.01016.83
7.4.120.0090.01116.79
7.4.110.0070.01016.70
7.4.100.0090.01716.95
7.4.90.0130.00616.68
7.4.80.0100.01019.39
7.4.70.0040.01516.77
7.4.60.0060.01316.79
7.4.50.0060.00016.51
7.4.40.0100.00722.77
7.4.30.0140.00916.94
7.4.00.0060.01015.07
7.3.330.0030.00313.56
7.3.320.0030.00313.46
7.3.310.0070.00016.50
7.3.300.0000.00716.50
7.3.290.0070.00716.50
7.3.280.0120.00816.50
7.3.270.0100.01417.40
7.3.260.0100.01416.86
7.3.250.0090.00916.82
7.3.240.0130.01316.66
7.3.230.0100.00716.75
7.3.210.0120.00616.65
7.3.200.0040.01919.39
7.3.190.0090.00716.50
7.3.180.0030.01216.61
7.3.170.0150.00316.84
7.3.160.0120.00616.87
7.3.120.0030.01215.15
7.2.330.0080.01217.00
7.2.320.0090.00916.93
7.2.310.0110.00816.85
7.2.300.0070.01016.87
7.2.290.0090.00916.80
7.2.60.0080.00317.14
7.2.00.0060.00619.65
7.1.200.0080.00516.04
7.1.100.0030.01218.39
7.1.70.0030.00517.21
7.1.60.0100.01319.82
7.1.50.0060.00917.28
7.1.00.0000.03722.60
7.0.200.1020.00616.98
7.0.140.0000.07722.09
7.0.100.0070.04320.09
7.0.90.0100.08320.06
7.0.80.0130.06019.92
7.0.70.0300.07319.95
7.0.60.0170.08319.98
7.0.50.0170.06720.29
7.0.40.0030.05320.07
7.0.30.0030.07720.05
7.0.20.0100.08020.04
7.0.10.0030.08320.07
7.0.00.0030.08720.07
5.6.280.0070.07021.08
5.6.250.0070.06320.54
5.6.240.0070.07020.61
5.6.230.0070.08020.69
5.6.220.0170.07020.69
5.6.210.0100.04020.68
5.6.200.0030.04721.06
5.6.190.0070.08021.09
5.6.180.0070.03721.05
5.6.170.0200.03720.97
5.6.160.0070.05321.18
5.6.150.0100.08321.03
5.6.140.0030.07321.04
5.6.130.0070.08321.13
5.6.120.0030.05721.09
5.6.110.0100.04720.94
5.6.100.0030.08021.13
5.6.90.0030.10021.05
5.6.80.0100.07020.36
5.6.70.0030.06720.41
5.6.60.0070.04020.33
5.6.50.0000.04720.46
5.6.40.0000.04320.38
5.6.30.0030.04320.34
5.6.20.0000.04320.41
5.6.10.0000.04320.38
5.6.00.0000.04320.39
5.5.380.0000.04320.56
5.5.370.0070.05720.40
5.5.360.0100.07720.41
5.5.350.0030.08020.42
5.5.340.0130.07320.79
5.5.330.0030.04020.90
5.5.320.0070.07720.84
5.5.310.0170.07020.89
5.5.300.0130.08320.79
5.5.290.0100.06020.80
5.5.280.0000.05720.91
5.5.270.0000.08020.69
5.5.260.0130.07720.92
5.5.250.0100.07320.56
5.5.240.0070.04320.31
5.5.230.0100.04320.16
5.5.220.0070.04720.26
5.5.210.0070.03720.32
5.5.200.0100.03720.25
5.5.190.0030.04320.28
5.5.180.0070.04020.21
5.5.160.0030.04319.98
5.5.150.0070.03720.00
5.5.140.0030.04320.24
5.5.130.0070.03720.29
5.5.120.0070.04020.28
5.5.110.0070.03320.24
5.5.100.0000.04720.14
5.5.90.0000.04320.06
5.5.80.0100.06320.07
5.5.70.0000.04319.98
5.5.60.0030.03320.17
5.5.50.0130.02320.08
5.5.40.0070.03720.06
5.5.30.0000.04320.09
5.5.20.0070.04020.17
5.5.10.0130.03719.98
5.5.00.0070.03720.02
5.4.450.0070.09719.37
5.4.440.0130.04719.25
5.4.430.0130.07019.41
5.4.420.0070.04719.36
5.4.410.0100.06319.22
5.4.400.0070.04319.13
5.4.390.0070.05719.09
5.4.380.0100.03319.05
5.4.370.0000.04019.14
5.4.360.0030.04319.13
5.4.350.0030.03719.13
5.4.340.0030.04018.85
5.4.320.0070.03719.18
5.4.310.0070.02719.04
5.4.300.0070.03319.15
5.4.290.0000.04319.13
5.4.280.0030.04018.92
5.4.270.0000.04019.13
5.4.260.0030.03718.90
5.4.250.0030.03019.13
5.4.240.0030.07319.09
5.4.230.0070.04718.94
5.4.220.0030.04019.03
5.4.210.0000.03319.08
5.4.200.0000.03719.04
5.4.190.0030.06019.11
5.4.180.0030.03019.04
5.4.170.0030.03719.02
5.4.160.0030.03719.03
5.4.150.0030.04019.12
5.4.140.0070.03316.47
5.4.130.0100.03016.38
5.4.120.0000.04316.46
5.4.110.0030.04016.49
5.4.100.0070.03316.54
5.4.90.0030.03716.52
5.4.80.0070.04016.43
5.4.70.0130.05016.47
5.4.60.0070.03016.48
5.4.50.0000.04016.44
5.4.40.0170.06016.52
5.4.30.0100.06716.47
5.4.20.0130.06716.47
5.4.10.0130.07316.25
5.4.00.0030.04015.79
5.3.290.0070.03314.67
5.3.280.0030.03314.56
5.3.270.0100.03314.68
5.3.260.0000.05014.68
5.3.250.0070.06014.57
5.3.240.0070.03314.65
5.3.230.0130.02714.60
5.3.220.0000.04014.69
5.3.210.0000.04014.52
5.3.200.0030.03714.56
5.3.190.0000.04014.57
5.3.180.0030.03714.61
5.3.170.0030.04014.60
5.3.160.0070.03314.72
5.3.150.0070.03314.53
5.3.140.0100.04714.64
5.3.130.0100.06714.68
5.3.120.0070.08314.63
5.3.110.0070.07714.53
5.3.100.0100.06314.07
5.3.90.0100.07014.01
5.3.80.0070.07714.14
5.3.70.0070.07314.09
5.3.60.0100.07313.99
5.3.50.0070.07313.99
5.3.40.0130.06013.95
5.3.30.0030.06713.85
5.3.20.0070.05713.61
5.3.10.0030.05013.57
5.3.00.0100.06713.68
5.2.170.0130.05711.26
5.2.160.0030.03711.06
5.2.150.0030.06711.22
5.2.140.0070.05711.29
5.2.130.0100.05011.22
5.2.120.0000.06310.99
5.2.110.0130.02011.13
5.2.100.0030.06311.18
5.2.90.0100.03711.22
5.2.80.0030.04311.10
5.2.70.0100.05311.14
5.2.60.0000.04311.07
5.2.50.0070.06311.07
5.2.40.0070.02711.11
5.2.30.0100.02310.89
5.2.20.0100.04010.98
5.2.10.0030.04010.86
5.2.00.0130.05710.86
5.1.60.0070.0309.89
5.1.50.0030.05310.04
5.1.40.0030.0609.83
5.1.30.0070.03710.50
5.1.20.0070.05310.40
5.1.10.0100.04310.07
5.1.00.0000.0379.98
5.0.50.0070.0438.85
5.0.40.0100.0308.85
5.0.30.0000.0638.85
5.0.20.0000.0338.85
5.0.10.0070.0408.85
5.0.00.0030.0638.85
4.4.90.0000.0378.85
4.4.80.0000.0308.85
4.4.70.0030.0308.85
4.4.60.0100.0308.85
4.4.50.0000.0378.85
4.4.40.0030.0578.85
4.4.30.0000.0308.85
4.4.20.0030.0178.85
4.4.10.0000.0278.85
4.4.00.0030.0538.85
4.3.110.0030.0338.85
4.3.100.0070.0308.85
4.3.90.0070.0308.85
4.3.80.0000.0538.85
4.3.70.0030.0238.85
4.3.60.0030.0338.85
4.3.50.0070.0208.85
4.3.40.0000.0378.85
4.3.30.0070.0208.85
4.3.20.0000.0378.85
4.3.10.0030.0378.85
4.3.00.0030.0338.85

preferences:
41.06 ms | 401 KiB | 5 Q