3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a=['x','y','z']; while(@$i++<count($a)) echo $a[$i-1]; echo "\n"; echo implode(null,$a); echo "\n"; foreach($a as $e) echo $e; echo "\n"; for($i=0;$i<count($a);$i++) echo $a[$i]; echo "\n"; function f($e){echo $e;} array_walk($a,"f"); echo "\n"; // for debugging var_dump($a); print_r($a);

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)
8.3.60.0120.00316.88
8.3.50.0070.00716.23
8.3.40.0030.01218.78
8.3.30.0110.00418.97
8.3.20.0040.00421.64
8.3.10.0080.00023.66
8.3.00.0040.00422.09
8.2.180.0070.01116.48
8.2.170.0100.00722.96
8.2.160.0070.00722.08
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0040.00421.15
8.2.110.0070.01122.25
8.2.100.0080.00417.97
8.2.90.0000.00820.57
8.2.80.0000.00818.05
8.2.70.0000.00818.04
8.2.60.0040.00418.04
8.2.50.0080.00018.10
8.2.40.0030.00718.35
8.2.30.0040.00418.08
8.2.20.0040.00418.15
8.2.10.0030.00518.06
8.2.00.0000.00718.20
8.1.280.0120.00325.92
8.1.270.0080.00023.99
8.1.260.0050.00326.35
8.1.250.0080.00028.09
8.1.240.0110.00022.60
8.1.230.0070.00421.10
8.1.220.0040.00417.74
8.1.210.0050.00318.84
8.1.200.0040.00417.35
8.1.190.0060.00317.36
8.1.180.0040.00418.10
8.1.170.0050.00318.59
8.1.160.0040.00418.87
8.1.150.0040.00420.21
8.1.140.0070.00017.77
8.1.130.0000.00817.55
8.1.120.0040.00417.48
8.1.110.0040.00417.40
8.1.100.0050.00217.39
8.1.90.0070.00017.39
8.1.80.0040.00417.39
8.1.70.0030.00517.52
8.1.60.0060.00317.50
8.1.50.0000.00817.56
8.1.40.0000.00817.47
8.1.30.0070.00317.54
8.1.20.0080.00017.65
8.1.10.0000.00817.54
8.1.00.0080.00417.48
8.0.300.0040.00419.84
8.0.290.0090.00016.75
8.0.280.0070.00018.46
8.0.270.0040.00416.93
8.0.260.0000.00618.43
8.0.250.0030.00317.10
8.0.240.0000.00717.01
8.0.230.0070.00317.08
8.0.220.0030.00317.00
8.0.210.0000.00716.91
8.0.200.0030.00316.94
8.0.190.0070.00017.05
8.0.180.0040.00416.90
8.0.170.0060.00316.98
8.0.160.0000.00716.96
8.0.150.0080.00016.99
8.0.140.0040.00416.90
8.0.130.0030.00313.45
8.0.120.0040.00416.91
8.0.110.0040.00416.96
8.0.100.0040.00416.86
8.0.90.0040.00417.01
8.0.80.0150.00317.05
8.0.70.0000.00716.76
8.0.60.0030.00616.81
8.0.50.0030.00616.83
8.0.30.0110.00717.12
8.0.20.0080.01317.40
8.0.10.0000.00817.16
8.0.00.0120.00616.77
7.4.330.0000.00615.55
7.4.320.0030.00316.64
7.4.300.0030.00316.64
7.4.290.0030.00316.58
7.4.280.0000.00716.64
7.4.270.0040.00416.64
7.4.260.0000.00716.54
7.4.250.0050.00216.60
7.4.240.0030.00516.57
7.4.230.0020.00516.43
7.4.220.0000.00816.61
7.4.210.0130.00816.64
7.4.200.0040.00416.37
7.4.160.0080.01116.58
7.4.140.0120.00617.86
7.4.130.0090.00916.70
7.4.120.0070.01116.55
7.4.110.0140.00316.66
7.4.100.0160.00616.80
7.4.90.0110.00716.72
7.4.80.0160.00919.39
7.4.70.0120.00616.57
7.4.60.0120.00316.57
7.4.50.0090.00616.66
7.4.40.0000.01816.48
7.4.20.0120.01116.68
7.4.00.0070.01114.84
7.3.330.0000.00513.35
7.3.320.0030.00313.46
7.3.310.0050.00216.29
7.3.300.0030.00316.43
7.3.290.0060.01316.39
7.3.280.0070.00916.36
7.3.260.0140.00616.40
7.3.240.0070.01216.44
7.3.230.0000.01616.61
7.3.210.0110.00816.46
7.3.200.0120.00916.42
7.3.190.0130.00316.65
7.3.180.0030.01316.55
7.3.170.0080.01316.41
7.3.160.0070.01116.34
7.3.10.0650.00214.81
7.3.00.0600.00714.76
7.2.330.0100.01016.59
7.2.320.0170.00616.79
7.2.310.0120.00616.66
7.2.300.0100.00716.86
7.2.290.0160.00616.69
7.2.130.0550.00715.08
7.2.120.0620.01015.09
7.2.110.0840.00914.90
7.2.100.0810.00914.87
7.2.90.0840.00514.91
7.2.80.0620.00315.35
7.2.70.0870.00614.99
7.2.60.0870.00615.04
7.2.50.0950.00815.10
7.2.40.1140.00915.07
7.2.30.0920.00715.16
7.2.20.0830.01016.11
7.2.10.0750.01015.98
7.2.00.0740.01016.04
7.1.250.0570.00714.03
7.1.240.0670.01214.07
7.1.230.1190.00713.95
7.1.220.0830.00914.01
7.1.210.0850.00813.76
7.1.200.0680.00914.28
7.1.190.0960.00714.04
7.1.180.0890.00613.96
7.1.170.0880.00713.96
7.1.160.1020.00914.65
7.1.150.1120.00714.57
7.1.140.0590.01115.28
7.1.130.0610.01115.41
7.1.120.0790.01115.46
7.1.110.0730.00815.14
7.1.100.0850.00915.06
7.1.90.0740.01314.89
7.1.80.0600.01114.88
7.1.70.0690.01014.63
7.1.60.0820.01226.47
7.1.50.0760.01226.43
7.1.40.0850.01126.26
7.1.30.0830.01226.25
7.1.20.0810.01226.27
7.1.10.0690.01014.29
7.1.00.0700.01114.45
7.0.330.0600.00813.33
5.6.380.0110.00714.23

preferences:
65.22 ms | 401 KiB | 5 Q