3v4l.org

run code in 300+ PHP versions simultaneously
<?php $date = strtotime("2014-09-16"); $timestamp = strtotime('+15 weeks',$date); echo " Date=".date('Y-m-d', $timestamp); echo " Date=".date('Y-W - last digit is week in year', $timestamp);

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)
8.3.70.0140.00716.58
8.3.60.0130.00316.50
8.3.50.0120.00922.92
8.3.40.0040.01118.78
8.3.30.0040.01119.16
8.3.20.0040.00420.35
8.3.10.0050.00321.60
8.3.00.0040.00419.50
8.2.190.0040.01516.88
8.2.180.0070.01418.31
8.2.170.0110.00422.96
8.2.160.0070.00720.39
8.2.150.0030.00524.18
8.2.140.0050.00324.66
8.2.130.0000.00826.16
8.2.120.0020.00521.10
8.2.110.0040.00719.37
8.2.100.0090.00318.03
8.2.90.0040.00419.25
8.2.80.0080.00017.97
8.2.70.0030.00617.88
8.2.60.0080.00018.03
8.2.50.0000.00918.07
8.2.40.0030.00520.00
8.2.30.0030.00518.23
8.2.20.0000.00817.86
8.2.10.0070.00018.05
8.2.00.0040.00417.94
8.1.280.0170.00325.92
8.1.270.0040.00424.01
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0090.00021.15
8.1.230.0040.00817.70
8.1.220.0030.00517.77
8.1.210.0000.00818.77
8.1.200.0030.00717.60
8.1.190.0000.00817.47
8.1.180.0040.00418.10
8.1.170.0040.00418.42
8.1.160.0040.00421.99
8.1.150.0070.00018.96
8.1.140.0000.00717.60
8.1.130.0000.00817.91
8.1.120.0060.00417.55
8.1.110.0040.00417.54
8.1.100.0030.00317.56
8.1.90.0000.00717.50
8.1.80.0000.00717.54
8.1.70.0030.00317.61
8.1.60.0030.00617.62
8.1.50.0050.00317.60
8.1.40.0040.00417.64
8.1.30.0000.00817.76
8.1.20.0030.00617.68
8.1.10.0040.00417.70
8.1.00.0040.00417.63
8.0.300.0100.00018.77
8.0.290.0000.00917.13
8.0.280.0030.00618.45
8.0.270.0050.00317.00
8.0.260.0060.00017.39
8.0.250.0000.00717.11
8.0.240.0000.00717.11
8.0.230.0000.00717.23
8.0.220.0030.00517.16
8.0.210.0000.00717.17
8.0.200.0000.00717.28
8.0.190.0040.00417.22
8.0.180.0030.00317.24
8.0.170.0040.00417.20
8.0.160.0030.00316.99
8.0.150.0070.00017.13
8.0.140.0000.00817.07
8.0.130.0020.00513.47
8.0.120.0030.00517.13
8.0.110.0040.00417.12
8.0.100.0030.00617.03
8.0.90.0030.00317.00
8.0.80.0030.01917.00
8.0.70.0000.00716.87
8.0.60.0070.00016.93
8.0.50.0000.00717.05
8.0.30.0070.01217.11
8.0.20.0110.00817.40
8.0.10.0000.00817.09
8.0.00.0100.00816.85
7.4.330.0050.00315.00
7.4.320.0030.00316.66
7.4.300.0040.00416.71
7.4.290.0060.00316.47
7.4.280.0080.00316.78
7.4.270.0030.00316.63
7.4.260.0000.00716.67
7.4.250.0040.00416.63
7.4.240.0020.00516.70
7.4.230.0070.00016.62
7.4.220.0100.01016.80
7.4.210.0060.01016.63
7.4.200.0000.00716.69
7.4.160.0170.00016.60
7.4.150.0110.01417.40
7.4.140.0090.01017.86
7.4.130.0140.00316.62
7.4.120.0050.01316.69
7.4.110.0100.00716.69
7.4.100.0070.01016.58
7.4.90.0110.01116.79
7.4.80.0170.00319.39
7.4.70.0090.00616.62
7.4.60.0140.00316.54
7.4.50.0030.00616.86
7.4.40.0060.01116.77
7.4.30.0120.00316.55
7.4.00.0030.01315.04
7.3.330.0030.00313.23
7.3.320.0060.00013.22
7.3.310.0000.00816.44
7.3.300.0060.00016.43
7.3.290.0080.01116.38
7.3.280.0060.01216.40
7.3.270.0150.00317.40
7.3.260.0090.00916.46
7.3.250.0110.00916.56
7.3.240.0140.00816.39
7.3.230.0070.01016.73
7.3.210.0070.01016.55
7.3.200.0080.00819.39
7.3.190.0150.00616.58
7.3.180.0120.00416.50
7.3.170.0150.00016.75
7.3.160.0030.01216.39
7.3.10.0120.00516.70
7.3.00.0060.00916.49
7.2.330.0140.00316.86
7.2.320.0090.00916.89
7.2.310.0160.00716.93
7.2.300.0030.01816.66
7.2.290.0070.01116.72
7.2.130.0110.01416.65
7.2.120.0100.00816.72
7.2.110.0150.00416.86
7.2.100.0180.00316.82
7.2.90.0120.00716.86
7.2.80.0130.01016.94
7.2.70.0190.00716.97
7.2.60.0130.00917.01
7.2.50.0150.00716.87
7.2.40.0110.00617.09
7.2.30.0100.00717.03
7.2.20.0160.01116.85
7.2.10.0100.00916.86
7.2.00.0080.00917.51
7.1.250.0030.01415.97
7.1.230.0090.00616.12
7.1.220.0100.00716.08
7.1.210.0240.00015.66
7.1.200.0270.00015.63
7.1.190.0140.00315.77
7.1.180.0200.00015.89
7.1.170.0240.00015.81
7.1.160.0120.01116.05
7.1.150.0160.00815.97
7.1.140.0290.00315.68
7.1.130.0220.00815.79
7.1.120.0150.00815.91
7.1.110.0250.00616.10
7.1.100.0160.00616.92
7.1.90.0220.00316.07
7.1.80.0330.00316.09
7.1.70.0210.00516.56
7.1.60.0120.01117.71
7.1.50.0260.01016.63
7.1.40.0210.01016.05
7.1.30.0270.00316.09
7.1.20.0120.00915.89
7.1.10.0240.00616.02
7.1.00.0260.03719.28
7.0.310.0270.00315.41
7.0.300.0220.00315.60
7.0.290.0170.00315.58
7.0.280.0150.00715.55
7.0.270.0180.00615.43
7.0.260.0290.00415.18
7.0.250.0200.00015.52
7.0.240.0140.00715.47
7.0.230.0470.01015.62
7.0.220.0130.00515.34
7.0.210.0160.00815.59
7.0.200.0170.00516.35
7.0.190.0190.00315.57
7.0.180.0170.00715.52
7.0.170.0200.01315.17
7.0.160.0360.00315.36
7.0.150.0250.00315.66
7.0.140.0150.04118.70
7.0.130.0400.00615.56
7.0.120.0240.00715.41
7.0.110.0220.00015.40
7.0.100.0230.03518.53
7.0.90.0110.04017.74
7.0.80.0170.03217.84
7.0.70.0190.02117.68
7.0.60.0100.02417.59
7.0.50.0140.02318.01
7.0.40.0080.03216.78
7.0.30.0080.02816.77
7.0.20.0110.02016.92
7.0.10.0070.02316.79
7.0.00.0050.03116.84
5.6.380.0040.00914.45
5.6.370.0090.00914.44
5.6.360.0100.00614.12
5.6.350.0140.00514.41
5.6.340.0030.01014.33
5.6.330.0120.00314.52
5.6.320.0100.01014.45
5.6.310.0170.00014.40
5.6.300.0140.00314.61
5.6.290.0040.01214.41
5.6.280.0060.04117.65
5.6.270.0070.01014.26
5.6.260.0130.00614.54
5.6.250.0110.03317.55
5.6.240.0070.02317.48
5.6.230.0130.03817.51
5.6.220.0150.03817.40
5.6.210.0070.02417.43
5.6.200.0080.02317.70
5.6.190.0100.03017.82
5.6.180.0170.01517.64
5.6.170.0050.03217.54
5.6.160.0050.02417.68
5.6.150.0050.02617.73
5.6.140.0100.01817.70
5.6.130.0100.01817.85
5.6.120.0070.02817.76
5.6.110.0030.02517.91
5.6.100.0080.02517.68
5.6.90.0090.02217.52
5.6.80.0050.02617.41
5.6.70.0050.02517.33
5.6.60.0120.02317.32
5.6.50.0090.02017.40
5.6.40.0070.02317.22
5.6.30.0100.01817.35
5.6.20.0080.02717.49
5.6.10.0120.01717.19
5.6.00.0090.02017.33
5.5.380.0030.02616.57
5.5.370.0080.02216.57
5.5.360.0090.04316.56
5.5.350.0050.03016.60
5.5.340.0040.02416.79
5.5.330.0030.02516.82
5.5.320.0070.02216.79
5.5.310.0050.02016.82
5.5.300.0070.02516.77
5.5.290.0090.01716.82
5.5.280.0060.01816.82
5.5.270.0060.02216.82
5.5.260.0010.02716.80
5.5.250.0080.02116.75
5.5.240.0040.02316.50
5.5.230.0070.02916.49
5.5.220.0060.02116.40
5.5.210.0040.02316.52
5.5.200.0070.01916.46
5.5.190.0040.02916.53
5.5.180.0040.02216.52
5.5.170.0180.00014.47
5.5.160.0070.01816.43
5.5.150.0030.03716.49
5.5.140.0100.04116.38
5.5.130.0110.03516.44
5.5.120.0100.03716.49
5.5.110.0030.02616.46
5.5.100.0060.04416.41
5.5.90.0120.03616.44
5.5.80.0080.04016.45
5.5.70.0080.03516.36
5.5.60.0080.03216.39
5.5.50.0030.02916.46
5.5.40.0110.04016.46
5.5.30.0090.04116.40
5.5.20.0050.03316.41
5.5.10.0030.02716.38
5.5.00.0060.02716.39
5.4.450.0050.04116.17
5.4.440.0030.02616.13
5.4.430.0070.02016.08
5.4.420.0100.02016.07
5.4.410.0070.01815.90
5.4.400.0040.02315.93
5.4.390.0110.01815.79
5.4.380.0050.01815.89
5.4.370.0120.01515.92
5.4.360.0090.02115.89
5.4.350.0020.02415.95
5.4.340.0020.02615.85
5.4.330.0060.00612.79
5.4.320.0060.02315.88
5.4.310.0070.02015.88
5.4.300.0080.04415.86
5.4.290.0070.02515.94
5.4.280.0110.02515.95
5.4.270.0110.01815.95
5.4.260.0070.04215.80
5.4.250.0070.02315.90
5.4.240.0110.03915.96
5.4.230.0090.03015.78
5.4.220.0050.02315.94
5.4.210.0060.04215.88
5.4.200.0100.02815.96
5.4.190.0060.04315.94
5.4.180.0090.02415.78
5.4.170.0070.03915.91
5.4.160.0100.02215.93
5.4.150.0020.02715.91
5.4.140.0090.03114.61
5.4.130.0070.02314.55
5.4.120.0080.03614.60
5.4.110.0110.02714.58
5.4.100.0090.02414.57
5.4.90.0040.03914.53
5.4.80.0110.03414.59
5.4.70.0060.03714.58
5.4.60.0070.03814.59
5.4.50.0050.02514.50
5.4.40.0100.03014.51
5.4.30.0070.03514.53
5.4.20.0060.03914.51
5.4.10.0060.04014.59
5.4.00.0100.02814.18
5.3.290.0020.02413.71
5.3.280.0070.04213.65
5.3.270.0080.02413.70
5.3.260.0070.02013.62
5.3.250.0080.02813.63
5.3.240.0060.02413.67
5.3.230.0080.02313.68
5.3.220.0090.03613.67
5.3.210.0040.02713.60
5.3.200.0080.02113.61
5.3.190.0070.02413.60
5.3.180.0060.03213.68
5.3.170.0030.03913.67
5.3.160.0070.03713.58
5.3.150.0090.03813.65
5.3.140.0040.04013.58
5.3.130.0070.04013.60
5.3.120.0090.03813.59
5.3.110.0080.02313.58
5.3.100.0090.04013.39
5.3.90.0050.03713.33
5.3.80.0050.04113.33
5.3.70.0050.04013.37
5.3.60.0070.03813.37
5.3.50.0050.02813.25
5.3.40.0070.04013.33
5.3.30.0070.03913.28
5.3.20.0030.02513.18
5.3.10.0100.03513.19
5.3.00.0080.03613.14
5.2.170.0140.02812.14
5.2.160.0070.02912.14
5.2.150.0080.02912.14
5.2.140.0060.02712.14
5.2.130.0070.02712.14
5.2.120.0020.01912.14
5.2.110.0090.02712.14
5.2.100.0020.02512.14
5.2.90.0100.01412.14
5.2.80.0100.02812.14
5.2.70.0090.03012.14
5.2.60.0070.03212.14
5.2.50.0100.03012.14
5.2.40.0100.02712.14
5.2.30.0050.03412.14
5.2.20.0080.01712.14
5.2.10.0060.02812.14
5.2.00.0070.03112.14
5.1.60.0030.03012.14
5.1.50.0090.02712.14
5.1.40.0070.03012.14
5.1.30.0090.02912.14
5.1.20.0050.03012.14
5.1.10.0070.01512.14
5.1.00.0070.02812.14
5.0.50.0040.02312.14
5.0.40.0030.01312.14
5.0.30.0060.02912.14
5.0.20.0050.01812.14
5.0.10.0060.02312.14
5.0.00.0040.03212.14
4.4.90.0030.01912.14
4.4.80.0020.02012.14
4.4.70.0010.02012.14
4.4.60.0040.01112.14
4.4.50.0040.00812.14
4.4.40.0060.02512.14
4.4.30.0040.01312.14
4.4.20.0050.01512.14
4.4.10.0050.01712.14
4.4.00.0030.01712.14
4.3.110.0020.02012.14
4.3.100.0050.01712.14
4.3.90.0040.01012.14
4.3.80.0040.02312.14
4.3.70.0030.01512.14
4.3.60.0020.01512.14
4.3.50.0010.01312.14
4.3.40.0030.02612.14
4.3.30.0020.01712.14
4.3.20.0020.01012.14
4.3.10.0020.01512.14
4.3.00.0020.01712.14

preferences:
49.87 ms | 401 KiB | 5 Q