3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = strtotime("H:i","2016-10-1 15:50:00"); $b = strtotime("H:i","2016-10-1 18:15:00"); echo $a . $b; echo date("H:i:s",$b-$a); ?>

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)
8.3.60.0070.00718.56
8.3.50.0070.00717.82
8.3.40.0000.01418.96
8.3.30.0140.00018.64
8.3.20.0040.00420.25
8.3.10.0040.00418.95
8.3.00.0060.00320.69
8.2.180.0090.00616.48
8.2.170.0100.01022.96
8.2.160.0030.01020.35
8.2.150.0050.00324.18
8.2.140.0030.00624.66
8.2.130.0050.00319.38
8.2.120.0120.00326.35
8.2.110.0100.00022.08
8.2.100.0100.00017.91
8.2.90.0040.00419.08
8.2.80.0000.00817.97
8.2.70.0040.00417.63
8.2.60.0000.00717.80
8.2.50.0080.00018.09
8.2.40.0040.00420.55
8.2.30.0000.00821.05
8.2.20.0040.00417.67
8.2.10.0000.00717.86
8.2.00.0070.00017.98
8.1.280.0120.00325.92
8.1.270.0030.00623.91
8.1.260.0040.00428.09
8.1.250.0070.00028.09
8.1.240.0050.00522.11
8.1.230.0030.00919.00
8.1.220.0040.00417.74
8.1.210.0060.00318.77
8.1.200.0030.00617.22
8.1.190.0050.00317.10
8.1.180.0000.00818.10
8.1.170.0050.00318.58
8.1.160.0000.00820.70
8.1.150.0020.00518.66
8.1.140.0030.00619.52
8.1.130.0030.00317.48
8.1.120.0030.00317.35
8.1.110.0070.00017.28
8.1.100.0030.00617.21
8.1.90.0000.00817.25
8.1.80.0040.00417.36
8.1.70.0040.00417.20
8.1.60.0080.00017.41
8.1.50.0040.00417.46
8.1.40.0040.00417.46
8.1.30.0040.00417.50
8.1.20.0050.00317.54
8.1.10.0080.00017.50
8.1.00.0000.00817.45
8.0.300.0060.00319.77
8.0.290.0040.00416.75
8.0.280.0000.00718.42
8.0.270.0070.00017.09
8.0.260.0000.00617.14
8.0.250.0000.00616.97
8.0.240.0050.00316.79
8.0.230.0000.00716.83
8.0.220.0030.00316.90
8.0.210.0000.00716.80
8.0.200.0000.00716.94
8.0.190.0030.00616.92
8.0.180.0050.00316.79
8.0.170.0070.00016.79
8.0.160.0000.00716.95
8.0.150.0030.00516.91
8.0.140.0000.00816.68
8.0.130.0000.00613.38
8.0.120.0000.00816.75
8.0.110.0040.00416.88
8.0.100.0070.00016.79
8.0.90.0040.00416.93
8.0.80.0070.01016.84
8.0.70.0000.00716.78
8.0.60.0040.00416.94
8.0.50.0070.00016.86
8.0.30.0070.01116.88
8.0.20.0100.00817.40
8.0.10.0000.00716.91
8.0.00.0080.01016.54
7.4.330.0060.00015.08
7.4.320.0000.00616.57
7.4.300.0060.00016.68
7.4.290.0050.00316.49
7.4.280.0000.00716.59
7.4.270.0000.00716.67
7.4.260.0000.00816.58
7.4.250.0080.00016.56
7.4.240.0070.00016.50
7.4.230.0000.00716.69
7.4.220.0100.01416.58
7.4.210.0070.01116.59
7.4.200.0000.00716.69
7.4.160.0040.01216.48
7.4.150.0180.00617.40
7.4.140.0120.00717.86
7.4.130.0100.00816.75
7.4.120.0060.01016.68
7.4.110.0070.01116.57
7.4.100.0100.01016.77
7.4.90.0080.01116.74
7.4.80.0090.00919.39
7.4.70.0140.00716.48
7.4.60.0150.00016.56
7.4.50.0040.01116.74
7.4.40.0080.00816.80
7.4.30.0110.00616.65
7.4.00.0030.01514.74
7.3.330.0000.00513.13
7.3.320.0000.00513.23
7.3.310.0000.00716.35
7.3.300.0030.00316.29
7.3.290.0000.00616.44
7.3.280.0070.01116.40
7.3.270.0070.01017.40
7.3.260.0130.00316.80
7.3.250.0100.01116.60
7.3.240.0080.01116.57
7.3.230.0060.01716.50
7.3.210.0060.01016.42
7.3.200.0090.00619.39
7.3.190.0100.00716.51
7.3.180.0100.00616.59
7.3.170.0140.00516.43
7.3.160.0080.00816.53
7.3.00.0080.00616.64
7.2.330.0110.01116.62
7.2.320.0090.00916.80
7.2.310.0140.00716.56
7.2.300.0070.01016.68
7.2.290.0080.00816.54
7.2.130.0070.00716.65
7.2.120.0120.00316.82
7.2.110.0040.01116.91
7.2.100.0030.01017.13
7.2.90.0160.00017.05
7.2.80.0030.00916.91
7.2.70.0070.00717.01
7.2.60.0040.01016.91
7.2.50.0000.01416.84
7.2.40.0060.00917.15
7.2.30.0070.01016.77
7.2.20.0060.00616.94
7.2.10.0000.01117.10
7.2.00.0050.00818.30
7.1.250.0070.00715.84
7.1.240.0030.01015.38
7.1.230.0120.00315.73
7.1.220.0040.00715.59
7.1.210.0030.01015.53
7.1.200.0060.01015.84
7.1.190.0030.01015.72
7.1.180.0030.00915.50
7.1.170.0070.00315.88
7.1.160.0030.00615.96
7.1.150.0060.00615.75
7.1.140.0060.00615.77
7.1.130.0000.01415.70
7.1.120.0080.00415.94
7.1.110.0080.00416.00
7.1.100.0010.00816.96
7.1.90.0040.00415.40
7.1.80.0030.01015.83
7.1.70.0060.00416.50
7.1.60.0060.00417.51
7.1.50.0000.01415.88
7.1.40.0040.00415.51
7.1.30.0040.00415.90
7.1.20.0060.00615.92
7.1.10.0000.00815.95
7.1.00.0040.04419.02
7.0.330.0030.00615.54
7.0.320.0070.00315.37
7.0.310.0090.00315.64
7.0.300.0040.01115.15
7.0.290.0000.01315.68
7.0.280.0030.00715.41
7.0.270.0030.00915.43
7.0.260.0090.00315.38
7.0.250.0030.00915.35
7.0.240.0140.00015.58
7.0.230.0070.00415.44
7.0.220.0030.00915.60
7.0.210.0030.00915.19
7.0.200.0030.00716.32
7.0.190.0070.00715.30
7.0.180.0030.01015.68
7.0.170.0060.00615.68
7.0.160.0000.01015.54
7.0.150.0090.00615.55
7.0.140.0060.00615.46
7.0.130.0050.00515.70
7.0.120.0030.00615.62
7.0.110.0060.00615.57
7.0.100.0080.00015.48
7.0.90.0060.00915.50
7.0.80.0070.03417.76
7.0.70.0030.02517.71
7.0.60.0140.02017.78
7.0.50.0050.02317.96
7.0.40.0070.02216.88
7.0.30.0070.02316.72
7.0.20.0030.02716.88
7.0.10.0050.02216.82
7.0.00.0070.02216.71
5.6.380.0040.00414.39
5.6.370.0070.00714.46
5.6.360.0100.00613.96
5.6.350.0030.01014.39
5.6.340.0040.00414.52
5.6.330.0030.00714.63
5.6.320.0030.00714.30
5.6.310.0070.00014.71
5.6.300.0060.00614.66
5.6.290.0050.00314.44
5.6.280.0110.03317.58
5.6.270.0060.01014.26
5.6.260.0130.00014.41
5.6.250.0030.00914.12
5.6.240.0030.00814.17
5.6.230.0040.02417.52
5.6.220.0050.02617.33
5.6.210.0070.02217.48
5.6.200.0040.02217.77
5.6.190.0040.02617.78
5.6.180.0070.02017.74
5.6.170.0110.01817.66
5.6.160.0070.02217.88
5.6.150.0010.02217.50
5.6.140.0050.02217.78
5.6.130.0040.02317.61
5.6.120.0070.02017.76
5.6.110.0100.01717.68
5.6.100.0040.02417.65
5.6.90.0020.02417.60
5.6.80.0070.02017.36
5.6.70.0020.02517.37
5.6.60.0070.01917.33
5.6.50.0050.02617.35
5.6.40.0090.04317.30
5.6.30.0050.03017.48
5.6.20.0130.03517.37
5.6.10.0050.03817.30
5.6.00.0150.03417.16
5.5.380.0080.00311.18
5.5.370.0030.02315.81
5.5.360.0020.02115.81
5.5.350.0030.01815.87
5.5.340.0020.02415.90
5.5.330.0020.02416.02
5.5.320.0050.02316.01
5.5.310.0020.02716.02
5.5.300.0020.02616.04
5.5.290.0060.02016.03
5.5.280.0050.02215.97
5.5.270.0030.01916.04
5.5.260.0050.01916.07
5.5.250.0050.01915.89
5.5.240.0100.03515.58
5.5.230.0030.03915.71
5.5.220.0070.01715.70
5.5.210.0110.03515.71
5.5.200.0070.03515.66
5.5.190.0100.03515.63
5.5.180.0060.03815.65
5.5.170.0000.00811.21
5.5.160.0050.04215.72
5.5.150.0040.03515.66
5.5.140.0070.03215.64
5.5.130.0050.03615.66
5.5.120.0110.04015.70
5.5.110.0050.03215.69
5.5.100.0070.04015.62
5.5.90.0050.03615.64
5.5.80.0070.03715.66
5.5.70.0090.03915.60
5.5.60.0100.03515.65
5.5.50.0050.04415.66
5.5.40.0070.03915.61
5.5.30.0030.02815.65
5.5.20.0030.04315.62
5.5.10.0050.04015.64
5.5.00.0050.04115.59

preferences:
34.06 ms | 400 KiB | 5 Q