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("2012-02-30 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)
8.3.40.0120.00318.92
8.3.30.0110.00419.11
8.3.20.0000.00818.94
8.3.10.0040.00420.83
8.3.00.0050.00319.56
8.2.170.0110.00422.96
8.2.160.0070.00720.39
8.2.150.0050.00324.18
8.2.140.0040.00424.66
8.2.130.0050.00326.16
8.2.120.0070.00021.14
8.2.110.0040.00820.41
8.2.100.0000.01217.91
8.2.90.0040.00419.09
8.2.80.0050.00319.23
8.2.70.0070.00717.73
8.2.60.0080.00017.80
8.2.50.0030.00518.07
8.2.40.0000.00817.93
8.2.30.0040.00421.33
8.2.20.0080.00017.83
8.2.10.0030.00617.93
8.2.00.0000.00817.80
8.1.270.0050.00323.99
8.1.260.0170.00326.35
8.1.250.0090.00028.09
8.1.240.0060.00322.56
8.1.230.0090.00320.91
8.1.220.0000.00818.77
8.1.210.0000.01118.89
8.1.200.0100.00017.25
8.1.190.0000.00717.52
8.1.180.0040.00418.10
8.1.170.0000.00818.57
8.1.160.0040.00418.84
8.1.150.0030.00318.75
8.1.140.0040.00417.55
8.1.130.0000.00817.80
8.1.120.0000.00717.42
8.1.110.0000.00717.48
8.1.100.0000.00717.45
8.1.90.0070.00017.43
8.1.80.0030.00517.41
8.1.70.0030.00317.41
8.1.60.0030.00617.70
8.1.50.0040.00417.59
8.1.40.0020.00517.50
8.1.30.0030.00617.73
8.1.20.0040.00417.66
8.1.10.0020.00517.69
8.1.00.0100.00017.51
8.0.300.0000.00720.04
8.0.290.0070.00017.30
8.0.280.0000.00818.36
8.0.270.0000.00817.23
8.0.260.0030.00316.99
8.0.250.0040.00417.03
8.0.240.0040.00416.96
8.0.230.0040.00417.00
8.0.220.0000.00817.04
8.0.210.0000.00717.05
8.0.200.0060.00316.93
8.0.190.0000.00716.98
8.0.180.0000.00717.07
8.0.170.0030.00616.98
8.0.160.0080.00016.90
8.0.150.0000.00716.98
8.0.140.0000.00816.96
8.0.130.0080.00013.47
8.0.120.0090.00016.98
8.0.110.0040.00416.89
8.0.100.0040.00417.04
8.0.90.0030.00517.13
8.0.80.0110.01117.01
8.0.70.0000.00816.92
8.0.60.0050.00216.90
8.0.50.0000.00716.93
8.0.30.0120.00917.34
8.0.20.0120.00717.40
8.0.10.0000.00717.23
8.0.00.0050.01216.89
7.4.330.0000.00516.75
7.4.320.0060.00016.59
7.4.300.0070.00016.64
7.4.290.0000.00816.77
7.4.280.0030.00316.73
7.4.270.0040.00416.83
7.4.260.0030.00313.41
7.4.250.0040.00416.80
7.4.240.0000.00716.61
7.4.230.0000.00716.66
7.4.220.0070.01616.82
7.4.210.0100.00516.83
7.4.200.0070.00016.74
7.4.190.0000.00816.65
7.4.160.0150.00016.57
7.4.150.0100.01017.40
7.4.140.0120.00917.86
7.4.130.0100.01116.60
7.4.120.0070.01016.67
7.4.110.0140.00816.85
7.4.100.0120.00916.67
7.4.90.0070.01116.52
7.4.80.0100.01319.39
7.4.70.0120.00616.63
7.4.60.0130.00316.48
7.4.50.0000.00816.57
7.4.40.0030.01222.77
7.4.30.0090.01216.65
7.4.00.0070.00714.82
7.3.330.0030.00313.32
7.3.320.0000.00613.52
7.3.310.0070.00016.37
7.3.300.0000.00616.47
7.3.290.0140.00416.37
7.3.280.0090.00716.43
7.3.270.0030.01317.40
7.3.260.0130.00418.24
7.3.250.0130.00416.61
7.3.240.0060.01216.69
7.3.230.0100.00716.39
7.3.210.0070.01216.64
7.3.200.0030.01419.39
7.3.190.0100.01316.40
7.3.180.0030.01316.47
7.3.170.0030.01316.71
7.3.160.0100.00716.58
7.3.120.0080.00815.19
7.2.330.0160.00916.68
7.2.320.0160.00616.79
7.2.310.0090.00916.68
7.2.300.0070.01016.90
7.2.290.0080.00816.67
7.2.80.0080.00316.86
7.2.60.0130.00316.66
7.2.50.0290.01316.80
7.1.200.0110.00016.02
7.1.70.0040.00417.46
7.1.60.0060.00617.58
7.1.50.0030.00716.95
7.1.40.0090.00916.79
7.1.30.0030.01017.13
7.1.20.0070.01416.95
7.1.10.0040.00716.77
7.1.00.0040.00416.89
7.0.200.0000.01116.97
7.0.190.0030.00517.13
7.0.180.0080.00316.57
7.0.170.0000.01816.42
7.0.160.0000.01116.46
7.0.150.0000.00816.38
7.0.140.0060.00316.38
7.0.130.0000.01716.65
7.0.120.0040.01416.57
7.0.110.0070.01116.42
7.0.100.0040.01216.36
7.0.90.0000.01716.40
7.0.80.0000.00916.45
7.0.70.0040.01116.36
7.0.60.0000.01516.38
7.0.50.0050.00516.60
7.0.40.0030.00614.89
7.0.30.0050.00314.89
7.0.20.0000.00814.89
7.0.10.0000.00814.89
7.0.00.0000.00814.89
5.6.300.0070.04020.99
5.6.290.0030.04420.83
5.6.280.0030.04320.85
5.6.270.0100.07520.78
5.6.260.0030.04820.77
5.6.250.0000.06921.04
5.6.240.0170.04720.92
5.6.230.0070.04420.92
5.6.220.0100.08020.88
5.6.210.0000.04320.96
5.6.200.0070.06820.98
5.6.190.0000.07920.82
5.6.180.0030.04020.95
5.6.170.0070.03820.94
5.6.160.0030.04720.82
5.6.150.0070.03920.72
5.6.140.0030.08120.77
5.6.130.0090.03420.77
5.6.120.0100.06520.81
5.6.110.0000.04820.76
5.6.100.0060.03820.77
5.6.90.0030.04220.93
5.6.80.0040.03920.19
5.6.70.0160.04220.14
5.6.60.0140.03820.26
5.6.50.0070.03420.38
5.6.40.0030.03920.34
5.6.30.0030.04020.17
5.6.20.0030.04420.13
5.6.10.0070.03620.12
5.6.00.0000.04320.30
5.5.380.0070.04417.63
5.5.370.0060.04117.56
5.5.360.0000.09017.62
5.5.350.0030.05017.51
5.5.340.0000.09017.97
5.5.330.0070.04218.14
5.5.320.0030.04318.01
5.5.310.0000.04218.09
5.5.300.0030.04918.10
5.5.290.0030.05017.74
5.5.280.0000.08317.82
5.5.270.0100.03318.13
5.5.260.0030.05018.00
5.5.250.0030.03917.90
5.5.240.0030.04317.49
5.5.230.0070.03817.47
5.5.220.0000.04017.46
5.5.210.0030.03617.46
5.5.200.0190.03517.45
5.5.190.0030.06317.36
5.5.180.0000.04417.09
5.5.160.0000.04317.36
5.5.150.0030.03717.36
5.5.140.0030.03717.44
5.5.130.0030.05717.38
5.5.120.0060.04517.38
5.5.110.0000.04017.44
5.5.100.0070.06417.10
5.5.90.0000.07617.38
5.5.80.0000.04317.26
5.5.70.0130.05017.34
5.5.60.0070.07317.10
5.5.50.0060.05817.10
5.5.40.0070.03817.13
5.5.30.0100.07317.08
5.5.20.0030.05317.07
5.5.10.0030.08117.42
5.5.00.0000.04417.09
5.4.450.0130.03919.28
5.4.440.0200.03419.30
5.4.430.0110.03219.28
5.4.420.0070.03719.25
5.4.410.0030.03719.17
5.4.400.0030.03619.21
5.4.390.0060.03819.08
5.4.380.0000.04019.04
5.4.370.0070.03418.96
5.4.360.0070.05019.20
5.4.350.0030.04018.95
5.4.340.0000.05319.16
5.4.320.0040.04318.96
5.4.310.0030.04019.01
5.4.300.0000.04219.21
5.4.290.0100.05918.95
5.4.280.0070.04318.96
5.4.270.0030.03719.04
5.4.260.0030.03719.07
5.4.250.0060.03918.95
5.4.240.0030.03718.98
5.4.230.0000.08718.91
5.4.220.0070.07619.07
5.4.210.0070.07019.20
5.4.200.0100.03219.11
5.4.190.0030.08119.06
5.4.180.0000.04019.10
5.4.170.0000.04319.02
5.4.160.0030.03918.94
5.4.150.0100.06118.87
5.4.140.0040.03916.50
5.4.130.0030.03816.55
5.4.120.0030.03816.78
5.4.110.0030.03616.76
5.4.100.0000.04516.79
5.4.90.0030.03616.80
5.4.80.0060.03516.67
5.4.70.0000.03816.79
5.4.60.0030.03416.60
5.4.50.0070.03316.72
5.4.40.0000.04016.78
5.4.30.0070.03316.74
5.4.20.0070.03016.70
5.4.10.0030.03516.73
5.4.00.0060.04216.17
5.3.290.0000.04014.89
5.3.280.0100.05814.89
5.3.270.0000.04014.96
5.3.260.0030.04014.89
5.3.250.0060.03214.90
5.3.240.0030.03614.89
5.3.230.0000.03914.89
5.3.220.0030.03614.89
5.3.210.0000.06214.89
5.3.200.0000.04314.89
5.3.190.0000.04214.89
5.3.180.0000.03914.89
5.3.170.0030.03514.89
5.3.160.0170.03414.89
5.3.150.0190.02914.89
5.3.140.0030.03414.89
5.3.130.0070.04914.90
5.3.120.0100.04014.89
5.3.110.0000.04214.89
5.3.100.0070.03114.89
5.3.90.0030.03314.89
5.3.80.0030.03414.89
5.3.70.0000.03814.89
5.3.60.0000.03814.89
5.3.50.0060.02914.89
5.3.40.0000.03614.89
5.3.30.0030.03514.89
5.3.20.0000.03914.89
5.3.10.0070.03014.89
5.3.00.0030.03314.89
5.2.170.0030.03014.89
5.2.160.0030.02614.89
5.2.150.0030.05514.89
5.2.140.0030.03114.89
5.2.130.0000.03214.89
5.2.120.0000.03214.89
5.2.110.0030.02714.89
5.2.100.0000.03214.89
5.2.90.0000.03114.89
5.2.80.0070.02714.89
5.2.70.0000.03614.89
5.2.60.0000.03414.89
5.2.50.0000.03314.89
5.2.40.0030.03614.89
5.2.30.0000.03214.89
5.2.20.0060.02514.89
5.2.10.0030.02814.89
5.2.00.0030.02914.89
5.1.60.0030.02414.89
5.1.50.0030.02414.89
5.1.40.0060.03214.89
5.1.30.0070.02114.89
5.1.20.0070.05214.89
5.1.10.0060.02814.89
5.1.00.0000.05814.89
5.0.50.0100.04314.89
5.0.40.0030.03814.89
5.0.30.0000.05814.89
5.0.20.0060.02414.89
5.0.10.0000.02414.89
5.0.00.0000.03214.89
4.4.90.0030.01414.89
4.4.80.0000.01714.89
4.4.70.0030.01414.89
4.4.60.0030.01814.89
4.4.50.0030.01414.89
4.4.40.0060.01914.89
4.4.30.0060.01514.89
4.4.20.0000.02914.89
4.4.10.0000.03914.89
4.4.00.0070.04714.89
4.3.110.0060.03514.89
4.3.100.0060.01314.89
4.3.90.0000.01814.89
4.3.80.0000.02514.89
4.3.70.0030.02014.89
4.3.60.0030.02614.89
4.3.50.0000.01614.89
4.3.40.0030.02114.89
4.3.30.0030.01514.89
4.3.20.0030.02714.89
4.3.10.0030.03514.89
4.3.00.0030.01314.89

preferences:
50.44 ms | 400 KiB | 5 Q