3v4l.org

run code in 300+ PHP versions simultaneously
<?php $firstOfMonth = strtotime(date("Y-m-01", strtotime("2017-07-17"))); //Apply above formula. echo intval(date("W", $date)) - intval(date("W", $firstOfMonth)) + 1;

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)
8.3.60.0090.00617.00
8.3.50.0110.00716.50
8.3.40.0110.00418.89
8.3.30.0060.00918.96
8.3.20.0080.00020.29
8.3.10.0040.00421.78
8.3.00.0000.01117.63
8.2.180.0090.00618.54
8.2.170.0070.00722.96
8.2.160.0100.00320.35
8.2.150.0040.00424.18
8.2.140.0000.00724.66
8.2.130.0040.00421.11
8.2.120.0080.00026.35
8.2.110.0070.00420.89
8.2.100.0090.00318.09
8.2.90.0030.00519.11
8.2.80.0040.00418.05
8.2.70.0040.00417.86
8.2.60.0030.00617.93
8.2.50.0040.00418.10
8.2.40.0040.00420.46
8.2.30.0000.00821.10
8.2.20.0040.00418.07
8.2.10.0050.00218.11
8.2.00.0040.00418.11
8.1.280.0070.01425.92
8.1.270.0070.00022.06
8.1.260.0030.00626.35
8.1.250.0030.00528.09
8.1.240.0040.00819.48
8.1.230.0000.01019.09
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0090.00017.35
8.1.190.0040.00417.35
8.1.180.0040.00418.10
8.1.170.0040.00418.96
8.1.160.0040.00419.08
8.1.150.0000.00720.69
8.1.140.0040.00419.63
8.1.130.0030.00318.79
8.1.120.0040.00417.65
8.1.110.0040.00417.39
8.1.100.0040.00417.49
8.1.90.0040.00417.54
8.1.80.0040.00417.52
8.1.70.0040.00417.63
8.1.60.0030.00517.63
8.1.50.0080.00017.64
8.1.40.0000.00717.59
8.1.30.0070.00017.60
8.1.20.0080.00017.60
8.1.10.0060.00317.64
8.1.00.0000.00717.64
8.0.300.0070.00020.27
8.0.290.0000.00716.88
8.0.280.0070.00018.50
8.0.270.0000.00717.32
8.0.260.0030.00316.99
8.0.250.0040.00417.08
8.0.240.0060.00317.20
8.0.230.0040.00417.06
8.0.220.0050.00317.11
8.0.210.0000.00817.11
8.0.200.0040.00417.02
8.0.190.0040.00417.12
8.0.180.0050.00317.17
8.0.170.0070.00017.09
8.0.160.0000.00717.00
8.0.150.0030.00517.00
8.0.140.0000.00816.96
8.0.130.0060.00313.39
8.0.120.0040.00416.95
8.0.110.0050.00317.05
8.0.100.0000.00816.88
8.0.90.0030.00517.15
8.0.80.0090.01017.11
8.0.70.0000.00717.05
8.0.60.0050.00316.98
8.0.50.0040.00417.09
8.0.30.0100.00917.27
8.0.20.0140.00917.40
8.0.10.0000.00717.27
8.0.00.0090.00917.12
7.4.330.0030.00315.55
7.4.320.0030.00316.74
7.4.300.0030.00316.72
7.4.290.0000.00716.68
7.4.280.0040.00716.77
7.4.270.0070.00016.69
7.4.260.0030.00716.55
7.4.250.0080.00016.55
7.4.240.0000.00716.63
7.4.230.0070.00016.68
7.4.220.0040.01416.80
7.4.210.0120.00916.70
7.4.200.0070.00016.73
7.4.160.0120.00616.70
7.4.150.0080.00917.40
7.4.140.0110.01217.86
7.4.130.0100.01016.65
7.4.120.0100.00816.66
7.4.110.0100.00516.63
7.4.100.0170.00316.62
7.4.90.0100.00716.68
7.4.80.0060.01019.39
7.4.70.0000.01516.63
7.4.60.0170.01316.67
7.4.50.0000.01316.74
7.4.40.0040.01216.68
7.4.30.0140.00716.58
7.4.10.0140.00415.42
7.4.00.0060.01015.29
7.3.330.0000.00513.29
7.3.320.0050.00013.23
7.3.310.0000.00916.57
7.3.300.0070.00016.41
7.3.290.0060.01216.39
7.3.280.0080.00816.38
7.3.270.0120.00617.40
7.3.260.0100.00916.54
7.3.250.0110.00716.55
7.3.240.0080.01316.42
7.3.230.0130.01016.46
7.3.210.0100.01016.39
7.3.200.0100.00716.59
7.3.190.0060.01016.63
7.3.180.0120.00416.63
7.3.170.0030.02016.55
7.3.160.0070.00816.31
7.3.130.0120.00615.05
7.3.120.0060.00915.05
7.3.110.0090.00914.98
7.3.100.0060.00614.79
7.3.90.0110.00814.82
7.3.80.0060.00914.86
7.3.70.0070.00715.07
7.3.60.0000.01414.61
7.3.50.0060.00615.00
7.3.40.0130.00314.69
7.3.30.0110.00414.88
7.3.20.0060.00316.83
7.3.10.0050.00816.68
7.3.00.0050.00716.71
7.2.330.0100.00816.89
7.2.320.0090.00916.87
7.2.310.0130.01016.77
7.2.300.0000.01516.77
7.2.290.0070.01016.80
7.2.260.0100.00715.01
7.2.250.0040.01215.30
7.2.240.0060.00915.10
7.2.230.0030.01615.39
7.2.220.0090.00615.15
7.2.210.0030.00915.41
7.2.200.0090.00915.15
7.2.190.0000.01415.27
7.2.180.0090.00015.17
7.2.170.0030.01314.82
7.2.160.0030.01315.20
7.2.150.0000.01417.14
7.2.140.0040.00716.77
7.2.130.0050.00717.01
7.2.120.0060.00916.90
7.2.110.0070.00716.99
7.2.100.0040.00916.88
7.2.90.0120.00416.20
7.2.80.0320.00616.29
7.2.70.0260.00416.38
7.2.60.0260.00916.29
7.2.50.0240.00816.42
7.2.40.0320.00716.32
7.2.30.0050.01216.47
7.2.20.0320.00616.24
7.2.10.0550.01016.23
7.2.00.0340.01016.32
7.1.330.0070.01115.70
7.1.320.0040.01516.12
7.1.310.0030.01016.00
7.1.300.0080.00815.92
7.1.290.0030.00615.99
7.1.280.0040.01115.90
7.1.270.0030.01215.92
7.1.260.0000.01515.94
7.1.250.0080.00715.61
7.1.240.0080.00815.93
7.1.230.0030.00915.73
7.1.220.0110.00415.93
7.1.210.0400.01214.89
7.1.200.0360.00314.82
7.1.190.0170.00514.77
7.1.180.0240.00514.78
7.1.170.0270.00514.89
7.1.160.0200.00514.95
7.1.150.0390.01214.99
7.1.140.0050.00915.05
7.1.130.0070.00715.00
7.1.120.0310.00414.77
7.1.110.0210.00514.94
7.1.100.0310.00815.00
7.1.90.0220.00614.99
7.1.80.0250.00714.89
7.1.70.0110.00814.94
7.1.60.0180.00623.95
7.1.50.0410.00823.86
7.1.40.0230.01023.80
7.1.30.0190.00823.71
7.1.20.0330.01423.95
7.1.10.0110.00614.76
7.1.00.0360.00814.99
7.0.330.0000.01015.67
7.0.320.0030.00615.50
7.0.310.0300.00614.36
7.0.300.0250.00914.60
7.0.290.0290.00414.28
7.0.280.0250.01014.49
7.0.270.0190.00814.45
7.0.260.0300.00314.23
7.0.250.0260.00214.43
7.0.240.0190.00214.53
7.0.230.0060.01214.47
7.0.220.0300.00514.43
7.0.210.0090.00514.50
7.0.200.0250.00514.69
7.0.190.0100.00514.68
7.0.180.0110.00714.65
7.0.170.0220.00714.50
7.0.160.0370.00514.72
7.0.150.0400.00614.72
7.0.140.0150.01114.66
7.0.130.0110.00914.72
7.0.120.0110.00614.41
7.0.110.0040.01314.64
7.0.100.0070.00814.59
7.0.90.0390.00514.68
7.0.80.0130.00714.49
7.0.70.0090.00814.55
7.0.60.0280.00714.54
7.0.50.0190.01014.62
7.0.40.0050.00813.73
7.0.30.0030.01013.58
7.0.20.0260.00713.61
7.0.10.0460.00513.56
7.0.00.0310.00813.55
5.6.400.0000.01014.48
5.6.390.0040.00714.26
5.6.380.0110.00314.28
5.6.370.0030.00614.64
5.6.360.0110.00314.36
5.6.350.0070.00714.43
5.6.340.0030.00914.47
5.6.330.0040.01214.64
5.6.320.0040.00814.35
5.6.310.0060.01014.64
5.6.300.0060.00314.63
5.6.290.0040.01214.36
5.6.280.0090.00614.34
5.6.270.0090.00914.69
5.6.260.0060.00314.57
5.6.250.0040.00914.55
5.6.240.0100.00714.69
5.6.230.0110.00414.57
5.6.220.0110.00414.40
5.6.210.0030.01614.39
5.6.200.0120.00614.51
5.6.190.0080.00814.40
5.6.180.0000.01614.50
5.6.170.0080.00314.09
5.6.160.0070.01014.37
5.6.150.0080.00814.49
5.6.140.0030.01014.58
5.6.130.0030.00914.35
5.6.120.0100.00314.33
5.6.110.0030.01014.76
5.6.100.0000.01014.34
5.6.90.0060.00914.29
5.6.80.0040.01114.29
5.6.70.0030.01014.54
5.6.60.0090.00614.68
5.6.50.0140.00414.34
5.6.40.0000.01414.23
5.6.30.0090.00314.10
5.6.20.0030.01014.18
5.6.10.0060.00614.45
5.6.00.0000.01214.25

preferences:
53.38 ms | 400 KiB | 5 Q