3v4l.org

run code in 300+ PHP versions simultaneously
<?php $m = 1; $y = 2016; echo "Original date Resulting date\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)
8.3.60.0130.00316.75
8.3.50.0140.00521.23
8.3.40.0090.00618.70
8.3.30.0060.01218.84
8.3.20.0000.00820.04
8.3.10.0040.00423.65
8.3.00.0030.00621.85
8.2.180.0110.00716.50
8.2.170.0150.00722.96
8.2.160.0070.01420.43
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0090.00020.97
8.2.120.0080.00026.35
8.2.110.0040.00719.46
8.2.100.0080.00418.16
8.2.90.0030.00519.34
8.2.80.0090.00017.97
8.2.70.0050.00517.75
8.2.60.0030.00717.93
8.2.50.0050.00518.09
8.2.40.0040.00422.27
8.2.30.0090.00019.62
8.2.20.0000.00817.95
8.2.10.0020.00518.31
8.2.00.0000.00718.25
8.1.280.0110.01125.92
8.1.270.0040.01122.16
8.1.260.0000.00828.09
8.1.250.0000.00828.09
8.1.240.0030.00622.34
8.1.230.0040.00817.82
8.1.220.0040.00418.03
8.1.210.0060.00318.77
8.1.200.0040.00417.61
8.1.190.0040.00417.48
8.1.180.0040.00418.10
8.1.170.0000.00818.97
8.1.160.0000.00820.94
8.1.150.0000.00820.70
8.1.140.0060.00319.75
8.1.130.0000.00817.75
8.1.120.0040.00417.75
8.1.110.0030.00617.60
8.1.100.0000.00817.57
8.1.90.0000.00817.62
8.1.80.0040.00417.74
8.1.70.0030.00517.66
8.1.60.0040.00417.69
8.1.50.0090.00017.77
8.1.40.0030.00617.75
8.1.30.0000.00817.76
8.1.20.0000.00917.75
8.1.10.0030.00617.69
8.1.00.0030.00517.73
8.0.300.0090.00019.03
8.0.290.0000.00717.00
8.0.280.0030.00518.54
8.0.270.0000.00717.44
8.0.260.0030.00517.40
8.0.250.0030.00317.29
8.0.240.0040.00417.26
8.0.230.0030.00417.11
8.0.220.0030.00717.13
8.0.210.0050.00317.18
8.0.200.0070.00317.14
8.0.190.0030.00617.24
8.0.180.0000.00717.14
8.0.170.0030.00517.19
8.0.160.0030.00617.13
8.0.150.0080.00017.07
8.0.140.0030.00517.15
8.0.130.0060.00013.44
8.0.120.0030.00617.01
8.0.110.0040.00417.15
8.0.100.0030.00617.03
8.0.90.0050.00216.95
8.0.80.0090.00617.22
8.0.70.0000.00817.16
8.0.60.0000.00817.20
8.0.50.0030.00617.07
8.0.30.0080.01317.48
8.0.20.0110.01017.43
8.0.10.0060.00317.19
8.0.00.0090.01217.00
7.4.330.0030.00316.89
7.4.320.0000.00716.67
7.4.300.0030.00516.63
7.4.290.0000.00716.83
7.4.280.0060.00316.70
7.4.270.0000.00716.66
7.4.260.0070.00016.69
7.4.250.0030.00516.77
7.4.240.0000.00716.81
7.4.230.0040.00416.73
7.4.220.0070.00016.71
7.4.210.0130.00516.77
7.4.200.0050.00316.80
7.4.160.0060.01416.77
7.4.150.0060.01217.40
7.4.140.0080.01317.86
7.4.130.0050.01416.72
7.4.120.0110.00916.93
7.4.110.0130.00516.64
7.4.100.0160.00916.90
7.4.90.0140.00616.74
7.4.80.0090.01119.39
7.4.70.0170.00316.73
7.4.60.0160.01016.89
7.4.50.0050.01016.71
7.4.40.0060.01216.49
7.4.30.0030.01516.76
7.4.00.0100.00715.17
7.3.330.0050.00013.34
7.3.320.0030.00313.49
7.3.310.0090.00016.52
7.3.300.0040.00416.40
7.3.290.0060.01016.49
7.3.280.0100.00616.53
7.3.270.0110.00817.40
7.3.260.0030.01516.76
7.3.250.0100.00816.55
7.3.240.0120.00616.77
7.3.230.0140.00316.58
7.3.210.0130.00516.95
7.3.200.0060.02019.39
7.3.190.0100.00716.41
7.3.180.0060.01216.76
7.3.170.0110.00716.81
7.3.160.0110.00916.57
7.3.10.0070.00716.93
7.3.00.0030.01016.88
7.2.330.0150.00816.75
7.2.320.0030.01717.04
7.2.310.0070.01716.85
7.2.300.0110.00716.77
7.2.290.0060.01216.99
7.2.130.0080.00417.02
7.2.120.0070.01017.27
7.2.110.0040.00717.23
7.2.100.0060.00617.03
7.2.90.0100.00617.26
7.2.80.0000.01717.15
7.2.70.0120.00017.27
7.2.60.0050.00916.98
7.2.50.0100.00317.22
7.2.40.0070.01016.98
7.2.30.0000.01717.23
7.2.20.0070.00717.31
7.2.10.0060.00617.31
7.2.00.0030.01317.21
7.1.250.0000.00915.73
7.1.200.0090.00316.07
7.1.100.0050.00518.38
7.1.70.0030.00517.38
7.1.60.0000.01619.40
7.1.50.0040.01917.19
7.1.00.0030.07722.31
7.0.200.0500.00714.55
7.0.90.0430.08319.90
7.0.80.0630.03319.95
7.0.70.0370.05019.91
7.0.60.0500.08319.85
7.0.50.0470.04720.25
7.0.40.0070.06720.10
7.0.30.0070.05720.04
7.0.20.0070.06020.18
7.0.10.0070.07720.17
7.0.00.0030.06720.05
5.6.280.0030.06321.06
5.6.240.0100.08020.66
5.6.230.0170.07020.66
5.6.220.0070.04320.55
5.6.210.0100.03320.64
5.6.200.0100.03721.17
5.6.190.0030.08721.08
5.6.180.0030.05021.17
5.6.170.0170.06021.00
5.6.160.0070.06021.02
5.6.150.0130.03721.08
5.6.140.0030.09021.04
5.6.130.0100.04721.03
5.6.120.0070.09321.16
5.6.110.0030.07021.09
5.6.100.0100.06021.05
5.6.90.0100.06721.04
5.6.80.0100.08020.52
5.6.70.0170.05720.39
5.6.60.0170.07320.38
5.6.50.0130.07320.40
5.6.40.0070.08020.43
5.6.30.0030.06320.46
5.6.20.0130.07320.28
5.6.10.0100.05720.36
5.6.00.0000.08720.50
5.5.380.0170.07320.37
5.5.370.0100.07320.35
5.5.360.0070.07720.48
5.5.350.0100.07720.45
5.5.340.0030.08020.86
5.5.330.0070.07720.92
5.5.320.0170.06720.64
5.5.310.0100.04020.89
5.5.300.0130.08020.79
5.5.290.0100.04020.87
5.5.280.0100.04320.86
5.5.270.0070.07020.78
5.5.260.0070.05320.87
5.5.250.0130.06720.69
5.5.240.0000.06720.31
5.5.230.0100.07020.25
5.5.220.0070.08320.15
5.5.210.0070.05020.25
5.5.200.0070.07320.18
5.5.190.0030.08320.18
5.5.180.0070.07720.25
5.5.160.0070.06020.14
5.5.150.0070.04720.11
5.5.140.0100.08320.27
5.5.130.0070.04720.11
5.5.120.0030.04720.21
5.5.110.0100.03319.98
5.5.100.0030.04320.13
5.5.90.0070.03320.12
5.5.80.0030.04020.16
5.5.70.0000.04019.93
5.5.60.0100.03320.00
5.5.50.0100.03320.03
5.5.40.0000.03720.09
5.5.30.0030.04020.14
5.5.20.0100.03319.99
5.5.10.0030.04020.01
5.5.00.0070.04720.11

preferences:
31.09 ms | 401 KiB | 5 Q