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("2012-12-02 15:30:00")); // true var_dump(is_valid_date("15:30:00")); //false var_dump(is_valid_date("2012-12-02")); //false var_dump(is_valid_date("2012/12/02 15:30:00")); //false var_dump(is_valid_date("2012-13-02 15:30:00")); //false ?>

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)
8.3.60.0060.01318.55
8.3.50.0210.00922.10
8.3.40.0090.01218.92
8.3.30.0170.00019.08
8.3.20.0040.00420.24
8.3.10.0080.00022.07
8.3.00.0040.00422.50
8.2.180.0070.01716.59
8.2.170.0120.00322.96
8.2.160.0110.00320.98
8.2.150.0080.00024.18
8.2.140.0030.00524.66
8.2.130.0070.00326.16
8.2.120.0060.00317.88
8.2.110.0030.00622.24
8.2.100.0120.00817.84
8.2.90.0080.00019.17
8.2.80.0000.00819.66
8.2.70.0080.00017.75
8.2.60.0000.00817.66
8.2.50.0000.00818.07
8.2.40.0000.00718.16
8.2.30.0040.00418.11
8.2.20.0080.00017.93
8.2.10.0030.00519.76
8.2.00.0080.00018.03
8.1.280.0100.00625.92
8.1.270.0000.00722.14
8.1.260.0000.00826.35
8.1.250.0080.00028.09
8.1.240.0050.00323.66
8.1.230.0000.01119.16
8.1.220.0000.00917.74
8.1.210.0030.00518.77
8.1.200.0030.00617.35
8.1.190.0040.00417.40
8.1.180.0030.00618.10
8.1.170.0040.00418.59
8.1.160.0050.00221.90
8.1.150.0040.00418.74
8.1.140.0020.00517.57
8.1.130.0070.00017.88
8.1.120.0020.00517.41
8.1.110.0060.00317.55
8.1.100.0030.00617.39
8.1.90.0000.00717.46
8.1.80.0000.00817.44
8.1.70.0060.00317.41
8.1.60.0030.00617.67
8.1.50.0030.00517.52
8.1.40.0050.00217.60
8.1.30.0090.00317.72
8.1.20.0050.00317.75
8.1.10.0030.00517.58
8.1.00.0000.00817.62
8.0.300.0070.00018.77
8.0.290.0000.00716.93
8.0.280.0030.00318.27
8.0.270.0030.00317.09
8.0.260.0030.00316.93
8.0.250.0000.00716.97
8.0.240.0040.00417.12
8.0.230.0030.00317.07
8.0.220.0040.00417.08
8.0.210.0040.00416.88
8.0.200.0030.00317.07
8.0.190.0000.00716.94
8.0.180.0000.00717.08
8.0.170.0030.00516.95
8.0.160.0000.00717.07
8.0.150.0050.00216.82
8.0.140.0040.00417.02
8.0.130.0030.00313.44
8.0.120.0000.00817.01
8.0.110.0040.00417.05
8.0.100.0050.00316.91
8.0.90.0040.00417.12
8.0.80.0030.01216.97
8.0.70.0070.00016.85
8.0.60.0000.00716.92
8.0.50.0080.00017.17
8.0.30.0100.00917.25
8.0.20.0070.01217.42
8.0.10.0000.00717.22
8.0.00.0120.00716.88
7.4.330.0030.00315.16
7.4.320.0000.00716.77
7.4.300.0060.00016.81
7.4.290.0060.00316.73
7.4.280.0040.00416.82
7.4.270.0000.00716.82
7.4.260.0000.00716.76
7.4.250.0070.00016.80
7.4.240.0040.00316.78
7.4.230.0000.00716.83
7.4.220.0030.01616.89
7.4.210.0070.01016.79
7.4.200.0030.00516.86
7.4.190.0030.00316.75
7.4.160.0110.01116.85
7.4.150.0120.00417.40
7.4.140.0050.01517.86
7.4.130.0050.01416.65
7.4.120.0070.00916.86
7.4.110.0070.01116.55
7.4.100.0060.01016.51
7.4.90.0140.00416.67
7.4.80.0090.01419.39
7.4.70.0100.00616.75
7.4.60.0100.00616.53
7.4.50.0030.00316.44
7.4.40.0000.01922.77
7.4.30.0070.01016.78
7.4.10.0030.01414.97
7.4.00.0080.00915.05
7.3.330.0030.00313.41
7.3.320.0060.00013.45
7.3.310.0000.00716.34
7.3.300.0030.00316.30
7.3.290.0040.01116.32
7.3.280.0080.01016.39
7.3.270.0100.00717.40
7.3.260.0080.00816.43
7.3.250.0100.00716.48
7.3.240.0120.00816.71
7.3.230.0080.00916.66
7.3.210.0120.00916.78
7.3.200.0090.01319.39
7.3.190.0130.00716.72
7.3.180.0130.00316.42
7.3.170.0060.00916.83
7.3.160.0060.01016.59
7.3.130.0030.01514.93
7.3.120.0020.01414.90
7.3.110.0090.00714.95
7.3.100.0000.01414.96
7.3.90.0070.01014.98
7.3.80.0090.00715.15
7.3.70.0050.01014.87
7.3.60.0080.00814.92
7.3.50.0050.00815.01
7.3.40.0070.00715.05
7.3.30.0070.00915.01
7.3.20.0080.00616.79
7.3.10.0050.00916.75
7.3.00.0060.00616.72
7.2.330.0070.01016.69
7.2.320.0130.01016.71
7.2.310.0070.01016.70
7.2.300.0110.00616.73
7.2.290.0080.00816.84
7.2.260.0090.00615.31
7.2.250.0100.00715.04
7.2.240.0100.00815.00
7.2.230.0050.01315.10
7.2.220.0060.01214.95
7.2.210.0000.01115.16
7.2.200.0030.01015.12
7.2.190.0020.01215.12
7.2.180.0130.00315.18
7.2.170.0100.00515.08
7.2.160.0040.01115.15
7.2.150.0100.00316.96
7.2.140.0030.00616.95
7.2.130.0030.01416.87
7.2.120.0070.00416.68
7.2.110.0040.00816.97
7.2.100.0070.00716.95
7.2.90.0070.00717.07
7.2.80.0060.00916.82
7.2.70.0070.00717.02
7.2.60.0070.00617.16
7.2.50.0030.00617.10
7.2.40.0070.00717.02
7.2.30.0090.00616.83
7.2.20.0100.00617.04
7.2.10.0070.01117.00
7.2.00.0040.00918.23
7.1.330.0050.00816.09
7.1.320.0050.00915.97
7.1.310.0090.00816.07
7.1.300.0020.00915.98
7.1.290.0040.00715.76
7.1.280.0060.01115.97
7.1.270.0050.00715.86
7.1.260.0030.00915.86
7.1.250.0100.00316.12
7.1.240.0000.01415.99
7.1.230.0070.00316.08
7.1.220.0130.00315.88
7.1.210.0110.00315.97
7.1.200.0090.00415.94
7.1.190.0070.00715.73
7.1.180.0060.00616.08
7.1.170.0030.01015.88
7.1.160.0090.00315.89
7.1.150.0040.00415.75
7.1.140.0080.00016.02
7.1.130.0080.00315.79
7.1.120.0030.01315.95
7.1.110.0000.01516.12
7.1.100.0420.00715.97
7.1.90.0100.00015.62
7.1.80.0000.01215.93
7.1.70.0020.01016.63
7.1.60.0020.01817.91
7.1.50.0090.00616.71
7.1.40.0060.00315.96
7.1.30.0000.01315.99
7.1.20.0110.00416.15
7.1.10.0040.00716.01
7.1.00.0100.03519.02
7.0.330.0090.00615.51
7.0.320.0070.00415.51
7.0.310.0040.00815.60
7.0.300.0000.00815.68
7.0.290.0030.01115.54
7.0.280.0040.00715.54
7.0.270.0000.00815.69
7.0.260.0070.00315.20
7.0.250.0070.00715.49
7.0.240.0040.01115.19
7.0.230.0040.01115.48
7.0.220.0000.01015.50
7.0.210.0060.00615.45
7.0.200.0020.00916.33
7.0.190.0120.00015.45
7.0.180.0030.01315.66
7.0.170.0040.00715.41
7.0.160.0070.00715.32
7.0.150.0030.00615.71
7.0.140.0050.04018.87
7.0.130.0030.01315.52
7.0.120.0000.01015.62
7.0.110.0070.00315.43
7.0.100.0050.02417.73
7.0.90.0070.02017.71
7.0.80.0030.02517.75
7.0.70.0030.02317.84
7.0.60.0040.02217.84
7.0.50.0070.01817.90
7.0.40.0070.02616.75
7.0.30.0020.02816.76
7.0.20.0070.02216.86
7.0.10.0080.02316.76
7.0.00.0050.02416.89
5.6.400.0000.01514.24
5.6.390.0110.00413.80
5.6.380.0130.00314.55
5.6.370.0000.01014.61
5.6.360.0040.00814.61
5.6.350.0000.01214.67
5.6.340.0070.00714.23
5.6.330.0060.00914.57
5.6.320.0130.00314.55
5.6.310.0040.01114.23
5.6.300.0090.00314.25
5.6.290.0090.00614.39
5.6.280.0090.03717.59
5.6.270.0040.00814.08
5.6.260.0030.00914.33
5.6.250.0080.02017.70
5.6.240.0030.04417.46
5.6.230.0030.02417.45
5.6.220.0020.02717.38
5.6.210.0050.02217.46
5.6.200.0060.02417.67
5.6.190.0070.02517.74
5.6.180.0040.02717.70
5.6.170.0060.02117.62
5.6.160.0000.04017.55
5.6.150.0040.02317.84
5.6.140.0050.03017.72
5.6.130.0030.02617.55
5.6.120.0080.03617.60
5.6.110.0110.03917.71
5.6.100.0030.04817.54
5.6.90.0080.04317.74
5.6.80.0030.03317.33
5.6.70.0130.02317.41
5.6.60.0050.04617.29
5.6.50.0080.04217.38
5.6.40.0100.03817.52
5.6.30.0030.04517.37
5.6.20.0110.02017.41
5.6.10.0030.04617.21
5.6.00.0080.04017.22
5.5.380.0030.02917.14
5.5.370.0090.01617.34
5.5.360.0020.03317.30
5.5.350.0070.03817.13
5.5.340.0070.02417.50
5.5.330.0060.02417.61
5.5.320.0030.02517.49
5.5.310.0030.02817.57
5.5.300.0030.03717.51
5.5.290.0050.04217.63
5.5.280.0020.05217.48
5.5.270.0050.04217.61
5.5.260.0030.02317.27
5.5.250.0030.04517.34
5.5.240.0050.04317.22
5.5.230.0080.04117.02
5.5.220.0050.04217.15
5.5.210.0100.03017.29
5.5.200.0080.04517.12
5.5.190.0050.04416.96
5.5.180.0050.04017.17
5.5.170.0060.00914.17
5.5.160.0060.02617.19
5.5.150.0050.04517.20
5.5.140.0100.04017.18
5.5.130.0030.04617.11
5.5.120.0050.04217.24
5.5.110.0060.04417.12
5.5.100.0120.03617.21
5.5.90.0080.03517.12
5.5.80.0080.04817.21
5.5.70.0070.03316.98
5.5.60.0120.03917.06
5.5.50.0070.03417.02
5.5.40.0070.03317.13
5.5.30.0070.03717.11
5.5.20.0060.03517.06
5.5.10.0080.04017.18
5.5.00.0070.03516.97
5.4.450.0080.03815.26
5.4.440.0080.03815.38
5.4.430.0050.03515.34
5.4.420.0020.04915.06
5.4.410.0080.03215.22
5.4.400.0070.03915.05
5.4.390.0070.03915.11
5.4.380.0050.04214.97
5.4.370.0050.04215.01
5.4.360.0030.04614.90
5.4.350.0100.04215.04
5.4.340.0090.03914.94
5.4.330.0060.00311.11
5.4.320.0070.02915.14
5.4.310.0050.04214.98
5.4.300.0020.04115.00
5.4.290.0060.04315.11
5.4.280.0100.03514.93
5.4.270.0020.04614.85
5.4.260.0110.03714.80
5.4.250.0120.03414.94
5.4.240.0060.04014.88
5.4.230.0030.02814.83
5.4.220.0050.04014.92
5.4.210.0050.04014.93
5.4.200.0020.04615.04
5.4.190.0020.04715.03
5.4.180.0100.02715.08
5.4.170.0060.02614.81
5.4.160.0050.03815.06
5.4.150.0050.04215.07
5.4.140.0050.04113.70
5.4.130.0010.04313.79
5.4.120.0030.02513.67
5.4.110.0040.03913.83
5.4.100.0090.03713.80
5.4.90.0110.03313.59
5.4.80.0100.03313.61
5.4.70.0090.03713.66
5.4.60.0050.02813.80
5.4.50.0070.03313.62
5.4.40.0020.03513.74
5.4.30.0090.02213.71
5.4.20.0080.03613.54
5.4.10.0050.04013.66
5.4.00.0080.03913.49
5.3.290.0030.04912.66
5.3.280.0030.03512.60
5.3.270.0080.04012.69
5.3.260.0030.03712.58
5.3.250.0060.04112.60
5.3.240.0100.01912.54
5.3.230.0030.04312.61
5.3.220.0080.04112.52
5.3.210.0070.03812.58
5.3.200.0040.03812.48
5.3.190.0070.02212.46
5.3.180.0070.03712.65
5.3.170.0050.02512.64
5.3.160.0050.03612.66
5.3.150.0050.04112.78
5.3.140.0050.02812.70
5.3.130.0020.04212.60
5.3.120.0060.03612.66
5.3.110.0050.03212.56
5.3.100.0050.03712.30
5.3.90.0020.04312.40
5.3.80.0090.04012.12
5.3.70.0070.03612.25
5.3.60.0080.03712.42
5.3.50.0050.03512.12
5.3.40.0040.03612.33
5.3.30.0050.04312.26
5.3.20.0050.03912.19
5.3.10.0040.03712.10
5.3.00.0040.04012.03
5.2.170.0030.06311.03
5.2.160.0000.07011.29
5.2.150.0130.05011.17
5.2.140.0130.05311.20
5.2.130.0100.05311.22
5.2.120.0030.06711.21
5.2.110.0000.06711.24
5.2.100.0000.06010.99
5.2.90.0200.02011.11
5.2.80.0000.04310.96
5.2.70.0100.05311.13
5.2.60.0030.06310.91
5.2.50.0070.04310.92
5.2.40.0100.05311.05
5.2.30.0030.06010.98
5.2.20.0130.05010.97
5.2.10.0100.05310.89
5.2.00.0030.06310.82
5.1.60.0030.04310.11
5.1.50.0070.0439.86
5.1.40.0100.04710.08
5.1.30.0000.06010.20
5.1.20.0000.05010.41
5.1.10.0000.06010.07
5.1.00.0030.04310.14
5.0.50.0030.0438.65
5.0.40.0100.0378.25
5.0.30.0000.0738.32
5.0.20.0100.0408.22
5.0.10.0070.0208.27
5.0.00.0070.0538.24
4.4.90.0030.0238.22
4.4.80.0030.0338.22
4.4.70.0000.0378.22
4.4.60.0030.0378.22
4.4.50.0000.0338.22
4.4.40.0030.0538.22
4.4.30.0030.0338.22
4.4.20.0070.0178.22
4.4.10.0030.0338.22
4.4.00.0000.0578.22
4.3.110.0000.0238.22
4.3.100.0070.0308.22
4.3.90.0030.0338.22
4.3.80.0070.0438.22
4.3.70.0000.0338.22
4.3.60.0070.0278.22
4.3.50.0030.0338.22
4.3.40.0030.0438.22
4.3.30.0000.0338.22
4.3.20.0000.0408.22
4.3.10.0000.0378.22
4.3.00.0000.0308.22

preferences:
48.51 ms | 401 KiB | 5 Q