3v4l.org

run code in 300+ PHP versions simultaneously
<?php $start_date = new DateTime("2013-05-13"); $day_of_week = $start_date->format("w"); $start_date->modify('-' . $day_of_week + 1 . ' day'); echo $start_date->format('l, F jS, Y');

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)
8.3.60.0120.00616.63
8.3.50.0080.01022.12
8.3.40.0070.00719.02
8.3.30.0030.01019.08
8.3.20.0000.00720.13
8.3.10.0060.00323.61
8.3.00.0060.00319.19
8.2.180.0070.00718.56
8.2.170.0060.00922.96
8.2.160.0030.01020.35
8.2.150.0030.00524.18
8.2.140.0060.00324.66
8.2.130.0000.00826.16
8.2.120.0080.00022.38
8.2.110.0040.00422.30
8.2.100.0040.00718.09
8.2.90.0030.00619.21
8.2.80.0040.00417.97
8.2.70.0000.00817.75
8.2.60.0060.00318.05
8.2.50.0000.00818.07
8.2.40.0040.00418.03
8.2.30.0040.00418.05
8.2.20.0040.00417.89
8.2.10.0000.00718.06
8.2.00.0040.00417.99
8.1.280.0000.01425.92
8.1.270.0050.00323.91
8.1.260.0030.00526.35
8.1.250.0070.00028.09
8.1.240.0060.00323.84
8.1.230.0120.00320.93
8.1.220.0060.00317.74
8.1.210.0060.00318.77
8.1.200.0040.00417.47
8.1.190.0000.00817.63
8.1.180.0000.00818.10
8.1.170.0030.00618.77
8.1.160.0040.00421.95
8.1.150.0050.00218.75
8.1.140.0000.00717.65
8.1.130.0030.00317.86
8.1.120.0040.00417.70
8.1.110.0030.00517.68
8.1.100.0020.00717.61
8.1.90.0040.00417.67
8.1.80.0080.00017.59
8.1.70.0030.00317.64
8.1.60.0040.00417.77
8.1.50.0000.00917.59
8.1.40.0000.00717.60
8.1.30.0030.00517.70
8.1.20.0000.00817.84
8.1.10.0040.00417.64
8.1.00.0030.00717.78
8.0.300.0000.00718.77
8.0.290.0000.00817.18
8.0.280.0030.00318.45
8.0.270.0030.00317.33
8.0.260.0060.00017.14
8.0.250.0070.00017.18
8.0.240.0040.00417.34
8.0.230.0000.00817.34
8.0.220.0040.00417.15
8.0.210.0040.00417.21
8.0.200.0040.00417.27
8.0.190.0030.00517.26
8.0.180.0070.00317.27
8.0.170.0000.00817.27
8.0.160.0000.00717.28
8.0.150.0000.00817.14
8.0.140.0000.00817.14
8.0.130.0000.00513.61
8.0.120.0030.00517.08
8.0.110.0050.00217.27
8.0.100.0030.00617.26
8.0.90.0000.00717.10
8.0.80.0070.01417.17
8.0.70.0000.00717.01
8.0.60.0040.00417.07
8.0.50.0000.00817.18
8.0.30.0140.00417.32
8.0.20.0050.01217.47
8.0.10.0050.00317.21
8.0.00.0140.00717.15
7.4.330.0050.00015.11
7.4.320.0060.00016.71
7.4.300.0000.00716.66
7.4.290.0030.00516.61
7.4.280.0030.00316.53
7.4.270.0070.00016.59
7.4.260.0030.00316.61
7.4.250.0000.00716.56
7.4.240.0040.00316.66
7.4.230.0000.00816.63
7.4.220.0030.01516.65
7.4.210.0070.00916.63
7.4.200.0000.00716.85
7.4.190.0050.00216.83
7.4.160.0110.00716.68
7.4.150.0170.00017.40
7.4.140.0160.00817.86
7.4.130.0090.00916.68
7.4.120.0110.00616.69
7.4.110.0070.01016.71
7.4.100.0060.01217.00
7.4.90.0030.01416.71
7.4.80.0090.00819.39
7.4.70.0050.01116.76
7.4.60.0030.01316.50
7.4.50.0060.00316.38
7.4.40.0050.00522.77
7.4.30.0130.00316.83
7.4.00.0070.01115.10
7.3.330.0000.00513.32
7.3.320.0000.00613.29
7.3.310.0070.00016.46
7.3.300.0070.00016.46
7.3.290.0090.01216.39
7.3.280.0100.00716.45
7.3.270.0000.01917.40
7.3.260.0110.00716.68
7.3.250.0100.00716.59
7.3.240.0130.00316.43
7.3.230.0060.01016.41
7.3.210.0100.00716.88
7.3.200.0070.01319.39
7.3.190.0030.01816.68
7.3.180.0070.01116.70
7.3.170.0060.01616.52
7.3.160.0120.00416.55
7.3.120.0050.00815.08
7.3.110.0000.01515.25
7.3.100.0030.01615.00
7.3.90.0030.01215.03
7.3.80.0000.01415.29
7.3.70.0030.00714.83
7.3.60.0030.00914.90
7.3.50.0070.00714.88
7.3.40.0030.01015.19
7.3.30.0060.00914.88
7.3.20.0070.01316.64
7.3.10.0070.00716.70
7.3.00.0100.01016.93
7.2.330.0000.01716.97
7.2.320.0060.01216.96
7.2.310.0080.00817.05
7.2.300.0100.00716.77
7.2.290.0040.01216.94
7.2.250.0110.00715.14
7.2.240.0170.00315.32
7.2.230.0100.00615.34
7.2.220.0060.00915.42
7.2.210.0060.01215.47
7.2.200.0060.00315.16
7.2.190.0120.00315.34
7.2.180.0110.00715.48
7.2.170.0030.00715.06
7.2.60.0100.00317.22
7.2.00.0030.00919.61
7.1.330.0000.01415.59
7.1.320.0050.00516.00
7.1.310.0060.00715.79
7.1.300.0100.00315.99
7.1.290.0030.01016.03
7.1.280.0000.00915.90
7.1.270.0060.00915.80
7.1.260.0130.00016.02
7.1.200.0060.00315.76
7.1.100.0060.00618.34
7.1.70.0060.00317.32
7.1.60.0130.01319.29
7.1.50.0140.01417.27
7.1.00.0030.07722.57
7.0.200.0000.00816.83
7.0.140.0070.07022.01
7.0.60.0000.04319.89
7.0.50.0070.04717.88
7.0.40.0100.05319.96
7.0.30.0330.07320.17
7.0.20.0230.07320.04
7.0.10.0170.08020.30
7.0.00.0070.09020.19
5.6.210.0070.05020.70
5.6.200.0030.05718.22
5.6.190.0100.04020.21
5.6.180.0430.07320.67
5.6.170.0200.05320.48
5.6.160.0070.08720.49
5.6.150.0070.06718.21
5.6.140.0070.07018.21
5.6.130.0070.08318.08
5.6.120.0000.04321.05
5.6.110.0000.04320.97
5.6.100.0000.06321.03
5.6.90.0130.03721.00
5.6.80.0000.08020.33
5.5.350.0200.06720.39
5.5.340.0030.08317.92
5.5.330.0030.07020.23
5.5.320.0270.03720.50
5.5.310.0370.07020.50
5.5.300.0100.04717.95
5.5.290.0030.04317.92
5.5.280.0030.06320.88
5.5.270.0100.06720.85
5.5.260.0030.05020.96
5.5.250.0030.04020.60
5.5.240.0000.07320.18
5.4.450.0300.06719.39
5.4.440.0330.06719.45
5.4.430.0230.04319.55
5.4.420.0230.06319.12
5.4.410.0270.05019.44
5.4.400.0300.06719.13
5.4.390.0330.06718.93
5.4.380.0270.06718.80
5.4.370.0400.06019.09
5.4.360.0270.05319.21
5.4.350.0200.05019.09
5.4.340.0170.08319.09
5.4.320.0200.07019.13
5.4.310.0230.05719.16
5.4.300.0230.04718.80
5.4.290.0300.05018.91
5.4.280.0200.07719.13
5.4.270.0230.03318.79
5.4.260.0230.06718.80
5.4.250.0270.04718.77
5.4.240.0270.06719.05
5.4.230.0270.06319.13
5.4.220.0200.07718.93
5.4.210.0270.05319.05
5.4.200.0270.05719.23
5.4.190.0300.07018.88
5.4.180.0300.07018.80
5.4.170.0330.06018.92
5.4.160.0230.04018.91
5.4.150.0330.06318.79
5.4.140.0230.04716.30
5.4.130.0170.04016.38
5.4.120.0200.04016.38
5.4.110.0130.03716.39
5.4.100.0170.04316.54
5.4.90.0270.03316.39
5.4.80.0070.04316.40
5.4.70.0200.03016.34
5.4.60.0170.03716.39
5.4.50.0200.03016.45
5.4.40.0130.04016.38
5.4.30.0130.03716.36
5.4.20.0070.06016.45
5.4.10.0200.03016.44
5.4.00.0170.03315.85
5.3.290.0200.07014.62
5.3.280.0170.04314.43
5.3.270.0100.04314.48
5.3.260.0130.04014.48
5.3.250.0330.02314.70
5.3.240.0200.03014.45
5.3.230.0230.05714.54
5.3.220.0100.04714.51
5.3.210.0170.04714.44
5.3.200.0130.03714.51
5.3.190.0070.04714.42
5.3.180.0030.04714.53
5.3.170.0170.06014.50
5.3.160.0100.04014.54
5.3.150.0070.04314.42
5.3.140.0200.03714.43
5.3.130.0100.05014.42
5.3.120.0200.03314.42
5.3.110.0230.04014.38
5.3.100.0270.03313.91
5.3.90.0170.03314.11
5.3.80.0200.03313.96
5.3.70.0100.04013.96
5.3.60.0200.03013.85
5.3.50.0130.03713.90
5.3.40.0170.03313.79
5.3.30.0070.04013.86
5.3.20.0170.03313.74
5.3.10.0230.04013.53
5.3.00.0130.03713.47
5.2.170.0130.02712.32
5.2.160.0070.03312.32
5.2.150.0100.03012.32
5.2.140.0130.02712.32
5.2.130.0130.02712.32
5.2.120.0130.02712.32
5.2.110.0100.03012.32
5.2.100.0100.03012.32
5.2.90.0100.03712.32
5.2.80.0130.02712.32
5.2.70.0100.03012.32
5.2.60.0070.04012.32
5.2.50.0130.02712.32
5.2.40.0130.02712.32
5.2.30.0100.03312.32
5.2.20.0100.02712.32
5.2.10.0130.02312.32
5.2.00.0300.02312.32
5.1.60.0100.03012.32
5.1.50.0100.02312.32
5.1.40.0100.03012.32
5.1.30.0170.02312.32
5.1.20.0100.02312.32
5.1.10.0100.02712.32
5.1.00.0100.02712.32
5.0.50.0030.02012.32
5.0.40.0030.02012.32
5.0.30.0030.03012.32
5.0.20.0100.01312.32
5.0.10.0070.01712.32
5.0.00.0070.03012.32
4.4.90.0030.02012.32
4.4.80.0070.01312.32
4.4.70.0070.01312.32
4.4.60.0030.02012.32
4.4.50.0070.01312.32
4.4.40.0070.02012.32
4.4.30.0070.01312.32
4.4.20.0070.01712.32
4.4.10.0070.01712.32
4.4.00.0030.03012.32
4.3.110.0030.03012.32
4.3.100.0070.02012.32
4.3.90.0100.03312.32
4.3.80.0100.04312.32
4.3.70.0130.01312.32
4.3.60.0030.03712.32
4.3.50.0100.02712.32
4.3.40.0070.04312.32
4.3.30.0030.03712.32
4.3.20.0030.02012.32
4.3.10.0070.03712.32
4.3.00.0000.03712.32

preferences:
52.48 ms | 401 KiB | 5 Q