3v4l.org

run code in 300+ PHP versions simultaneously
<?php $m = 1; $y = 2016; echo " January 2016 Su Mo Tu We Th Fr Sa 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 \n\n"; echo "Original date Snaps to\n\n"; foreach (range(1, 31) as $day) { if($day <= 9){ $day = '0'.$day; } ///////////////////////////// // this is the important bit $snap = strtotime("monday this week",strtotime("$m/$day/$y")); ///////////////////////////// echo str_pad(date('l',strtotime("$m/$day/$y")), 9, " ", STR_PAD_LEFT)," $m/$day/$y: ",date('r',$snap),"\n"; }

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)
8.3.60.0090.00616.88
8.3.50.0110.00821.11
8.3.40.0060.00918.98
8.3.30.0090.00618.60
8.3.20.0080.00020.20
8.3.10.0080.00023.66
8.3.00.0050.00323.65
8.2.180.0090.00916.75
8.2.170.0100.00622.96
8.2.160.0090.00620.47
8.2.150.0030.00624.18
8.2.140.0000.00824.66
8.2.130.0030.00621.11
8.2.120.0080.00026.35
8.2.110.0100.00019.21
8.2.100.0060.00618.05
8.2.90.0050.00319.22
8.2.80.0040.00417.97
8.2.70.0030.00617.63
8.2.60.0060.00318.03
8.2.50.0040.00918.09
8.2.40.0030.00622.32
8.2.30.0040.00419.66
8.2.20.0000.00818.04
8.2.10.0040.00418.12
8.2.00.0000.00718.38
8.1.280.0060.01325.92
8.1.270.0090.00922.23
8.1.260.0000.00828.09
8.1.250.0040.00428.09
8.1.240.0050.00522.34
8.1.230.0040.00717.95
8.1.220.0000.00817.80
8.1.210.0050.00318.77
8.1.200.0040.00417.60
8.1.190.0040.00417.50
8.1.180.0030.00618.10
8.1.170.0000.00818.63
8.1.160.0000.00920.82
8.1.150.0090.00020.86
8.1.140.0040.00419.69
8.1.130.0030.00617.70
8.1.120.0000.00817.61
8.1.110.0040.00417.71
8.1.100.0070.00017.60
8.1.90.0040.00417.72
8.1.80.0040.00417.64
8.1.70.0040.00417.65
8.1.60.0060.00317.69
8.1.50.0060.00317.74
8.1.40.0000.00817.69
8.1.30.0000.00817.83
8.1.20.0040.00817.66
8.1.10.0040.00417.60
8.1.00.0000.00817.59
8.0.300.0060.00318.96
8.0.290.0040.00417.00
8.0.280.0070.00018.57
8.0.270.0040.00417.27
8.0.260.0030.00317.25
8.0.250.0070.00017.21
8.0.240.0070.00017.25
8.0.230.0040.00417.20
8.0.220.0060.00317.05
8.0.210.0050.00317.12
8.0.200.0070.00417.09
8.0.190.0000.00817.16
8.0.180.0040.00417.10
8.0.170.0080.00017.16
8.0.160.0000.00817.09
8.0.150.0030.00517.04
8.0.140.0050.00217.03
8.0.130.0060.00013.37
8.0.120.0030.00617.02
8.0.110.0040.00417.05
8.0.100.0050.00316.95
8.0.90.0030.00516.95
8.0.80.0130.00317.09
8.0.70.0000.00817.03
8.0.60.0030.00617.20
8.0.50.0050.00317.15
8.0.30.0040.01617.28
8.0.20.0140.00717.40
8.0.10.0030.00617.17
8.0.00.0100.01116.92
7.4.330.0060.00016.90
7.4.320.0030.00316.84
7.4.300.0000.00716.69
7.4.290.0030.00516.77
7.4.280.0000.00816.69
7.4.270.0000.00716.59
7.4.260.0040.00416.79
7.4.250.0040.00416.77
7.4.240.0000.00716.80
7.4.230.0030.00516.64
7.4.220.0060.01316.77
7.4.210.0000.01816.79
7.4.200.0070.00016.88
7.4.160.0070.01616.61
7.4.150.0130.01017.40
7.4.140.0170.00917.86
7.4.130.0080.01116.66
7.4.120.0130.00916.87
7.4.110.0100.00916.68
7.4.100.0160.00416.68
7.4.90.0160.01016.60
7.4.80.0090.00919.39
7.4.70.0110.00516.90
7.4.60.0140.00816.68
7.4.50.0080.00816.42
7.4.40.0070.01116.51
7.4.30.0120.00616.73
7.4.00.0100.00715.05
7.3.330.0000.00613.30
7.3.320.0000.00613.31
7.3.310.0030.00516.51
7.3.300.0070.00016.39
7.3.290.0090.00916.54
7.3.280.0070.01416.51
7.3.270.0170.00417.40
7.3.260.0110.00816.71
7.3.250.0090.01016.71
7.3.240.0140.00616.59
7.3.230.0000.01716.56
7.3.210.0050.01416.70
7.3.200.0090.00619.39
7.3.190.0110.01116.63
7.3.180.0160.00316.88
7.3.170.0110.01116.47
7.3.160.0090.00916.43
7.3.00.0170.00317.04
7.2.330.0090.01216.97
7.2.320.0060.01216.91
7.2.310.0060.01816.76
7.2.300.0110.00816.98
7.2.290.0060.01216.74
7.2.130.0030.01316.94
7.2.120.0070.00817.21
7.2.110.0060.00917.03
7.2.100.0170.00316.91
7.2.90.0070.01116.68
7.2.80.0070.01016.76
7.2.70.0130.00717.07
7.2.60.0100.00817.14
7.2.50.0190.00816.63
7.2.40.0160.00617.20
7.2.30.0110.00616.98
7.2.20.0150.00016.88
7.2.10.0130.00617.17
7.2.00.0090.01118.43
7.1.250.0120.00615.85
7.1.240.0040.00816.12
7.1.230.0120.00615.90
7.1.220.0090.00616.05
7.1.210.0080.00816.02
7.1.200.0140.00516.04
7.1.190.0060.00915.92
7.1.180.0090.00915.94
7.1.170.0130.00716.02
7.1.160.0130.00616.04
7.1.150.0070.01116.03
7.1.140.0170.01015.73
7.1.130.0030.01415.96
7.1.120.0060.00615.70
7.1.110.0160.00715.88
7.1.100.0090.00517.25
7.1.90.0100.00315.77
7.1.80.0110.00415.93
7.1.70.0040.00816.65
7.1.60.0090.00917.44
7.1.50.0050.00816.52
7.1.40.0030.01015.97
7.1.30.0160.00315.75
7.1.20.0100.00715.90
7.1.10.0090.00615.91
7.1.00.0070.04018.95
7.0.330.0000.01115.59
7.0.320.0000.00915.45
7.0.310.0260.00015.55
7.0.300.0100.00715.25
7.0.290.0040.00815.44
7.0.280.0110.00315.23
7.0.270.0040.01115.20
7.0.260.0060.00915.42
7.0.250.0120.00315.55
7.0.240.0100.00315.55
7.0.230.0140.00315.50
7.0.220.0030.01015.65
7.0.210.0080.00815.50
7.0.200.0220.01014.99
7.0.190.0040.01115.27
7.0.180.0070.01015.40
7.0.170.0040.01115.42
7.0.160.0060.00915.39
7.0.150.0000.00815.55
7.0.140.0070.00315.31
7.0.130.0040.00815.63
7.0.120.0040.01215.07
7.0.110.0030.01015.52
7.0.100.0030.00615.41
7.0.90.0260.04317.76
7.0.80.0230.02317.71
7.0.70.0300.03717.68
7.0.60.0280.04017.64
7.0.50.0180.02718.07
7.0.40.0050.02716.96
7.0.30.0070.02716.85
7.0.20.0070.04216.72
7.0.10.0060.03316.61
7.0.00.0090.04516.90
5.6.380.0080.00414.51
5.6.370.0040.00814.17
5.6.360.0030.01014.38
5.6.350.0080.00414.34
5.6.340.0070.01114.39
5.6.330.0030.00714.45
5.6.320.0040.00814.35
5.6.310.0000.01114.15
5.6.300.0000.01214.54
5.6.290.0030.00614.30
5.6.280.0030.03817.79
5.6.270.0070.01114.39
5.6.260.0060.00914.56
5.6.250.0000.01314.56
5.6.240.0100.02717.50
5.6.230.0070.02317.49
5.6.220.0120.04017.36
5.6.210.0070.03317.68
5.6.200.0080.02517.63
5.6.190.0070.04217.68
5.6.180.0080.02517.49
5.6.170.0120.02317.81
5.6.160.0160.04217.60
5.6.150.0020.04217.83
5.6.140.0030.03717.80
5.6.130.0080.03217.60
5.6.120.0070.04817.64
5.6.110.0100.04717.73
5.6.100.0120.04217.64
5.6.90.0080.04517.62
5.6.80.0090.02117.26
5.6.70.0100.04017.29
5.6.60.0090.04517.38
5.6.50.0110.04217.23
5.6.40.0070.02717.34
5.6.30.0090.02717.47
5.6.20.0110.04517.30
5.6.10.0110.04317.56
5.6.00.0070.03317.42
5.5.380.0150.03215.72
5.5.370.0030.03515.67
5.5.360.0050.02715.65
5.5.350.0030.04715.78
5.5.340.0050.04316.15
5.5.330.0030.03016.00
5.5.320.0020.02816.07
5.5.310.0030.04616.12
5.5.300.0130.04215.94
5.5.290.0080.03315.94
5.5.280.0020.02615.95
5.5.270.0070.04415.87
5.5.260.0060.03015.86
5.5.250.0100.04215.95
5.5.240.0030.04615.58
5.5.230.0080.04115.58
5.5.220.0050.04515.68
5.5.210.0050.03915.60
5.5.200.0030.04015.46
5.5.190.0090.04315.65
5.5.180.0060.04215.55
5.5.170.0030.00711.10
5.5.160.0020.02215.59
5.5.150.0030.02215.59
5.5.140.0050.04315.49
5.5.130.0050.04015.59
5.5.120.0070.03815.66
5.5.110.0020.04115.48
5.5.100.0080.02315.55
5.5.90.0070.02515.62
5.5.80.0050.04515.66
5.5.70.0110.03815.66
5.5.60.0050.04215.49
5.5.50.0020.04315.55
5.5.40.0120.03915.48
5.5.30.0030.02315.70
5.5.20.0050.03215.60
5.5.10.0030.04615.67
5.5.00.0090.04115.60
5.4.450.0130.04015.13
5.4.440.0110.04115.13
5.4.430.0090.03715.08
5.4.420.0110.04115.30
5.4.410.0020.04515.08
5.4.400.0040.03515.10
5.4.390.0020.02714.86
5.4.380.0050.04415.01
5.4.370.0060.03915.06
5.4.360.0100.03714.85
5.4.350.0080.03615.05
5.4.340.0100.03815.01
5.4.330.0000.01110.90
5.4.320.0070.04014.84
5.4.310.0050.04314.96
5.4.300.0050.02315.07
5.4.290.0070.04114.99
5.4.280.0080.03714.96
5.4.270.0070.04114.90
5.4.260.0070.02214.94
5.4.250.0070.04215.00
5.4.240.0050.03915.09
5.4.230.0080.04015.11
5.4.220.0100.03814.95
5.4.210.0080.03814.96
5.4.200.0050.03014.96
5.4.190.0080.02214.99
5.4.180.0020.04314.83
5.4.170.0090.03314.96
5.4.160.0020.02715.05
5.4.150.0160.04215.00
5.4.140.0100.03413.62
5.4.130.0080.04013.66
5.4.120.0130.01813.53
5.4.110.0190.03013.58
5.4.100.0200.04013.59
5.4.90.0100.04313.66
5.4.80.0180.03513.60
5.4.70.0130.03313.65
5.4.60.0070.04213.74
5.4.50.0020.04113.62
5.4.40.0070.02313.68
5.4.30.0130.02713.63
5.4.20.0150.03313.59
5.4.10.0100.03813.66
5.4.00.0150.04013.35
5.3.290.0080.04212.77
5.3.280.0060.04012.68
5.3.270.0080.03412.75
5.3.260.0040.04112.76
5.3.250.0060.03412.68
5.3.240.0080.03712.73
5.3.230.0150.04112.68
5.3.220.0070.02912.73
5.3.210.0130.02712.66
5.3.200.0110.04312.73
5.3.190.0130.03612.66
5.3.180.0110.03512.71
5.3.170.0100.03712.64
5.3.160.0110.02512.73
5.3.150.0030.04112.66
5.3.140.0060.02312.73
5.3.130.0070.03112.70
5.3.120.0040.04712.72
5.3.110.0220.02712.70
5.3.100.0130.03812.46
5.3.90.0170.02512.43
5.3.80.0150.04012.39
5.3.70.0120.04412.44
5.3.60.0160.04312.42
5.3.50.0150.02512.40
5.3.40.0120.03812.42
5.3.30.0240.03212.38
5.3.20.0100.02512.25
5.3.10.0160.03612.20
5.3.00.0110.04312.15
5.2.170.0060.02410.95
5.2.160.0150.03311.03
5.2.150.0160.03510.94
5.2.140.0170.03511.06
5.2.130.0160.02211.00
5.2.120.0180.02310.92
5.2.110.0250.02810.92
5.2.100.0130.03310.90
5.2.90.0170.02310.93
5.2.80.0210.03310.98
5.2.70.0110.03411.04
5.2.60.0110.03410.97
5.2.50.0170.01310.94
5.2.40.0170.01510.95
5.2.30.0070.02210.94
5.2.20.0040.02210.92
5.2.10.0250.03210.91
5.2.00.0150.02810.74
5.1.60.0160.02710.63
5.1.50.0130.02510.63
5.1.40.0170.02210.63
5.1.30.0120.02510.63
5.1.20.0130.02810.63
5.1.10.0100.03410.63
5.1.00.0130.03010.63
5.0.50.0110.02910.63
5.0.40.0130.01810.63
5.0.30.0090.01910.63
5.0.20.0090.02810.63
5.0.10.0120.01810.63
5.0.00.0120.02510.63
4.4.90.0020.02010.63
4.4.80.0080.01410.63
4.4.70.0070.01810.63
4.4.60.0050.01210.63
4.4.50.0050.01810.63
4.4.40.0100.01310.63
4.4.30.0050.01110.63
4.4.20.0030.01910.63
4.4.10.0110.01510.63
4.4.00.0060.01910.63
4.3.110.0050.01810.63
4.3.100.0100.01210.63
4.3.90.0060.01810.63
4.3.80.0090.02810.63
4.3.70.0070.01010.63
4.3.60.0030.02010.63
4.3.50.0060.01510.63
4.3.40.0090.02210.63
4.3.30.0080.01410.63
4.3.20.0080.01210.63
4.3.10.0100.00810.63
4.3.00.0110.01510.63

preferences:
60.49 ms | 401 KiB | 5 Q