3v4l.org

run code in 300+ PHP versions simultaneously
<?php function test($list){ foreach($list as $index1 => $a1){ foreach($list as $index2 => $a2){ if($index2 == 3) unset($list[3]); echo $index1 . " " . $index2 . " - "; } echo "\n"; } echo "\n\n"; } test(new ArrayObject([0,1,2,3,4,5])); test([0,1,2,3,4,5]);

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)
8.5.30.0100.00719.24
8.5.20.0100.00716.68
8.5.10.0090.00820.04
8.5.00.0150.00920.08
8.4.180.0130.00822.04
8.4.170.0140.00823.84
8.4.160.0140.00923.90
8.4.150.0070.00516.88
8.4.140.0150.00617.63
8.4.130.0110.00917.70
8.4.120.0110.00920.54
8.4.110.0080.01122.57
8.4.100.0140.00617.80
8.4.90.0100.01118.65
8.4.80.0120.00717.77
8.4.70.0150.00617.68
8.4.60.0120.00918.78
8.4.50.0110.00518.80
8.4.40.0140.00717.72
8.4.30.0060.00317.83
8.4.20.0090.01217.63
8.4.10.0000.00817.63
8.3.300.0090.01120.99
8.3.290.0110.00920.82
8.3.280.0140.00718.39
8.3.270.0120.00916.77
8.3.260.0100.00616.55
8.3.250.0070.01219.12
8.3.240.0090.01016.66
8.3.230.0090.01016.55
8.3.220.0020.00617.22
8.3.210.0120.00618.48
8.3.200.0080.00116.68
8.3.190.0110.00819.29
8.3.180.0080.00218.86
8.3.170.0000.01618.54
8.3.160.0120.00618.96
8.3.150.0090.00918.91
8.3.140.0000.00820.71
8.3.130.0040.00418.46
8.3.120.0040.00418.88
8.3.110.0040.00420.94
8.3.100.0030.00724.06
8.3.90.0080.00026.77
8.3.80.0050.00517.97
8.3.70.0110.00418.55
8.3.60.0150.00316.25
8.3.50.0090.01121.28
8.3.40.0140.00318.76
8.3.30.0140.00019.09
8.3.20.0040.00420.29
8.3.10.0040.00423.66
8.3.00.0040.00418.78
8.2.300.0100.01118.82
8.2.290.0040.00420.59
8.2.280.0060.01418.30
8.2.270.0070.00716.58
8.2.260.0070.01116.79
8.2.250.0180.00018.30
8.2.240.0060.00317.17
8.2.230.0080.00322.58
8.2.220.0040.00837.54
8.2.210.0030.00626.77
8.2.200.0060.00316.50
8.2.190.0090.00618.17
8.2.180.0090.01318.41
8.2.170.0140.00618.98
8.2.160.0130.00322.96
8.2.150.0030.00624.18
8.2.140.0040.00424.66
8.2.130.0080.00026.16
8.2.120.0080.00019.76
8.2.110.0030.00622.11
8.2.100.0060.00617.78
8.2.90.0040.00717.88
8.2.80.0040.00418.78
8.2.70.0060.00317.50
8.2.60.0060.00317.63
8.2.50.0030.00518.05
8.2.40.0080.00018.22
8.2.30.0040.00418.01
8.2.20.0050.00317.68
8.2.10.0000.00718.15
8.2.00.0040.00418.23
8.1.340.0120.00721.72
8.1.330.0100.00922.07
8.1.320.0120.00815.96
8.1.310.0040.00416.72
8.1.300.0040.00418.54
8.1.290.0070.00730.84
8.1.280.0130.00625.92
8.1.270.0040.00420.28
8.1.260.0030.00626.35
8.1.250.0080.00028.09
8.1.240.0030.00618.77
8.1.230.0070.00417.83
8.1.220.0040.00417.79
8.1.210.0000.00818.77
8.1.200.0060.00317.36
8.1.190.0060.00317.36
8.1.180.0000.00818.10
8.1.170.0080.00018.58
8.1.160.0070.00018.80
8.1.150.0030.00518.61
8.1.140.0050.00217.33
8.1.130.0000.00717.84
8.1.120.0000.00717.48
8.1.110.0080.00017.50
8.1.100.0040.00417.34
8.1.90.0000.00717.45
8.1.80.0000.00717.39
8.1.70.0070.00017.52
8.1.60.0040.00417.63
8.1.50.0030.00617.55
8.1.40.0000.00917.54
8.1.30.0000.00917.71
8.1.20.0070.00317.68
8.1.10.0040.00417.59
8.1.00.0000.00717.38
8.0.300.0040.00420.85
8.0.290.0000.00816.75
8.0.280.0000.00718.41
8.0.270.0030.00317.21
8.0.260.0050.00217.20
8.0.250.0070.00016.95
8.0.240.0070.00016.97
8.0.230.0050.00217.00
8.0.220.0050.00316.80
8.0.210.0070.00016.83
8.0.200.0040.00416.96
8.0.190.0040.00416.99
8.0.180.0050.00216.94
8.0.170.0000.00816.95
8.0.160.0050.00216.99
8.0.150.0020.00516.93
8.0.140.0050.00216.84
8.0.130.0000.00613.33
8.0.120.0060.00316.80
8.0.110.0030.00516.80
8.0.100.0040.00416.91
8.0.90.0050.00216.76
8.0.80.0120.00916.81
8.0.70.0020.00516.78
8.0.60.0020.00516.91
8.0.50.0070.00016.73
8.0.30.0180.00517.20
8.0.20.0100.01117.40
8.0.10.0000.00716.89
8.0.00.0070.01116.77
7.4.330.0030.00315.03
7.4.320.0000.00616.54
7.4.300.0000.00616.57
7.4.290.0030.00316.66
7.4.280.0030.00616.43
7.4.270.0040.00416.52
7.4.260.0000.00816.60
7.4.250.0040.00416.59
7.4.240.0020.00516.53
7.4.230.0000.00716.43
7.4.220.0100.01716.63
7.4.210.0090.00616.59
7.4.200.0070.00016.61
7.4.160.0100.00716.59
7.4.150.0090.00917.40
7.4.140.0090.01117.86
7.4.130.0110.00716.60
7.4.120.0100.00916.74
7.4.110.0090.00916.52
7.4.100.0030.02016.57
7.4.90.0080.01716.51
7.4.80.0030.01319.39
7.4.70.0040.01216.56
7.4.60.0070.01016.45
7.4.50.0050.00016.57
7.4.40.0030.01316.54
7.4.30.0100.00716.38
7.4.10.0030.01414.73
7.4.00.0080.00514.97
7.3.330.0030.00313.27
7.3.320.0110.00413.30
7.3.310.0070.00016.12
7.3.300.0070.00016.25
7.3.290.0090.00516.33
7.3.280.0100.00516.27
7.3.270.0100.01417.40
7.3.260.0090.01016.47
7.3.250.0110.01016.49
7.3.240.0120.00916.38
7.3.230.0120.00616.39
7.3.210.0060.01216.52
7.3.200.0060.01819.39
7.3.190.0030.01416.68
7.3.180.0130.00616.35
7.3.170.0030.01416.57
7.3.160.0030.01616.43
7.3.130.0120.00615.04
7.3.120.0150.00314.82
7.3.110.0130.00714.82
7.3.100.0110.00315.01
7.3.90.0070.00714.68
7.3.80.0030.00915.17
7.3.70.0070.00714.73
7.3.60.0040.01114.68
7.3.50.0030.01314.87
7.3.40.0090.00314.79
7.3.30.0070.00714.80
7.3.20.0090.00616.58
7.3.10.0070.00716.41
7.3.00.0060.01016.67
7.2.330.0100.00716.88
7.2.320.0120.00616.80
7.2.310.0130.00416.41
7.2.300.0150.00316.79
7.2.290.0080.01516.39
7.2.260.0030.01714.71
7.2.250.0070.01115.23
7.2.240.0090.00315.19
7.2.230.0100.00715.27
7.2.220.0000.01814.98
7.2.210.0000.01614.94
7.2.200.0030.00615.07
7.2.190.0050.00515.05
7.2.180.0060.00615.17
7.2.170.0060.00615.11
7.2.160.0120.00315.16
7.2.150.0030.01216.68
7.2.140.0070.00717.08
7.2.130.0060.01016.76
7.2.120.0040.01116.94
7.2.110.0000.01517.00
7.2.100.0030.01017.06
7.2.90.0070.00716.96
7.2.80.0080.00616.80
7.2.70.0040.01117.04
7.2.60.0030.00916.94
7.2.50.0070.00716.64
7.2.40.0050.00516.96
7.2.30.0070.00717.14
7.2.20.0090.00616.75
7.2.10.0060.01016.64
7.2.00.0100.00616.73
7.1.330.0030.00915.81
7.1.320.0100.00615.82
7.1.310.0060.00915.93
7.1.300.0070.00715.74
7.1.290.0040.00815.68
7.1.280.0060.00615.70
7.1.270.0040.00815.89
7.1.260.0060.00315.79
7.1.250.0060.00315.55
7.1.240.0090.00615.70
7.1.230.0040.01215.89
7.1.220.0040.00415.77
7.1.210.0060.00915.92
7.1.200.0070.00415.70
7.1.190.0030.01015.92
7.1.180.0040.00715.71
7.1.170.0000.01115.51
7.1.160.0030.01015.73
7.1.150.0030.00615.73
7.1.140.0000.01415.70
7.1.130.0030.00715.85
7.1.120.0030.00715.48
7.1.110.0050.00315.82
7.1.100.0040.00816.78
7.1.90.0030.00615.95
7.1.80.0040.00715.75
7.1.70.0010.00616.54
7.1.60.0080.00717.72
7.1.50.0050.01216.17
7.1.40.0030.00915.69
7.1.30.0070.00715.91
7.1.20.0040.00715.44
7.1.10.0030.00615.44
7.1.00.0090.03819.08
7.0.330.0040.01115.40
7.0.320.0040.00415.29
7.0.310.0030.00515.07
7.0.300.0000.01315.38
7.0.290.0080.00315.18
7.0.280.0000.01115.43
7.0.270.0070.00715.41
7.0.260.0030.00915.24
7.0.250.0070.00315.23
7.0.240.0030.00915.16
7.0.230.0080.00515.51
7.0.220.0060.00615.15
7.0.210.0070.00315.36
7.0.200.0040.00616.08
7.0.190.0070.00315.46
7.0.180.0000.01415.48
7.0.170.0060.00615.61
7.0.160.0060.00315.27
7.0.150.0000.01315.30
7.0.140.0050.00315.35
7.0.130.0000.01315.45
7.0.120.0110.00415.27
7.0.110.0060.00915.53
7.0.100.0030.00615.35
7.0.90.0040.00815.33
7.0.80.0040.01115.43
7.0.70.0090.00315.52
7.0.60.0030.04517.78
7.0.50.0100.02216.63
7.0.40.0120.02716.83
7.0.30.0180.04016.95
7.0.20.0170.04116.86
7.0.10.0030.05016.85
7.0.00.0060.04516.70
5.6.400.0000.00914.25
5.6.390.0040.01114.19
5.6.380.0000.01514.14
5.6.370.0090.00014.44
5.6.360.0000.01214.41
5.6.350.0100.00314.75
5.6.340.0070.00714.25
5.6.330.0150.00014.47
5.6.320.0020.01314.66
5.6.310.0080.00414.30
5.6.300.0070.00714.12
5.6.290.0070.00414.43
5.6.280.0000.04717.87
5.6.270.0090.00614.26
5.6.260.0000.01114.18
5.6.250.0040.00814.43
5.6.240.0070.00714.21
5.6.230.0030.00614.17
5.6.220.0000.01314.27
5.6.210.0100.02317.53
5.6.200.0000.05016.23
5.6.190.0050.02817.49
5.6.180.0250.03817.53
5.6.170.0180.03817.36
5.6.160.0080.02817.51
5.6.150.0060.04216.15
5.6.140.0050.04916.22
5.6.130.0050.04516.32
5.6.120.0130.03017.66
5.6.110.0060.02317.61
5.6.100.0100.04017.64
5.6.90.0050.02517.67
5.6.80.0050.02517.28
5.6.70.0090.00014.34
5.6.60.0140.00014.29
5.6.50.0030.01014.14
5.6.40.0100.00714.26
5.6.30.0070.01013.95
5.6.20.0100.00714.29
5.6.10.0060.00614.28
5.6.00.0030.00614.19
5.5.380.0000.01414.03
5.5.370.0060.00614.41
5.5.360.0060.00614.13
5.5.350.0020.05117.31
5.5.340.0060.03716.10
5.5.330.0070.02817.08
5.5.320.1820.02417.22
5.5.310.0230.03317.37
5.5.300.0060.04316.07
5.5.290.0060.04516.21
5.5.280.0050.03317.54
5.5.270.0070.02317.47
5.5.260.0050.03017.47
5.5.250.0100.04417.21
5.5.240.0050.04317.05
5.5.230.0000.01213.90
5.5.220.0030.00614.18
5.5.210.0110.00714.35
5.5.200.0100.00314.05
5.5.190.0070.00714.27
5.5.180.0080.00814.10
5.5.170.0040.00814.14
5.5.160.0100.00014.30
5.5.150.0060.00314.18
5.5.140.0060.00614.00
5.5.130.0000.01114.13
5.5.120.0100.00314.39
5.5.110.0070.00714.40
5.5.100.0000.01514.19
5.5.90.0090.00914.04
5.5.80.0070.00714.11
5.5.70.0090.00314.25
5.5.60.0030.01014.37
5.5.50.0110.00414.38
5.5.40.0030.00614.34
5.5.30.0060.00314.23
5.5.20.0000.01213.79
5.5.10.0000.01313.94
5.5.00.0060.00613.85
5.4.450.0260.02115.18
5.4.440.0190.02115.33
5.4.430.0200.01215.13
5.4.420.0070.03315.25
5.4.410.0070.03215.06
5.4.400.0070.03014.83
5.4.390.0110.02514.94
5.4.380.0030.03514.94
5.4.370.0070.03214.81
5.4.360.0070.03714.98
5.4.350.0070.02814.97
5.4.340.0080.03014.78
5.4.330.0030.00310.73
5.4.320.0160.02114.79
5.4.310.0030.03314.70
5.4.300.0080.03014.93
5.4.290.0030.03214.89
5.4.280.0050.03214.88
5.4.270.0020.03914.84
5.4.260.0070.03014.99
5.4.250.0050.03214.70
5.4.240.0070.02814.76
5.4.230.0100.02714.98
5.4.220.0090.02914.89
5.4.210.0080.02714.87
5.4.200.0090.02513.71
5.4.190.0080.03314.74
5.4.180.0100.02814.84
5.4.170.0130.03015.06
5.4.160.0080.03014.70
5.4.150.0100.02514.93
5.4.140.0100.02513.63
5.4.130.0090.02513.73
5.4.120.0070.03213.75
5.4.110.0100.02213.65
5.4.100.0070.03313.64
5.4.90.0080.02713.69
5.4.80.0080.02313.72
5.4.70.0100.02813.60
5.4.60.0080.02913.79
5.4.50.0100.02513.67
5.4.40.0050.03013.73
5.4.30.0060.03013.58
5.4.20.0110.02513.68
5.4.10.0100.02613.72
5.4.00.0060.02613.46
5.3.290.0100.05314.77
5.3.280.0130.05014.79
5.3.270.0070.05714.66
5.3.260.0170.05014.62
5.3.250.0100.05014.82
5.3.240.0170.04314.80
5.3.230.0170.04714.72
5.3.220.0130.05014.55
5.3.210.0130.05714.60
5.3.200.0170.05314.55
5.3.190.0030.06714.61
5.3.180.0030.05314.77
5.3.170.0000.06314.61
5.3.160.0170.05014.80
5.3.150.0030.05714.54
5.3.140.0100.05014.78
5.3.130.0130.05014.75
5.3.120.0200.04014.57
5.3.110.0100.05314.67
5.3.100.0130.05014.20
5.3.90.0070.05014.02
5.3.80.0000.07014.05
5.3.70.0070.06014.09
5.3.60.0170.04014.06
5.3.50.0170.04014.15
5.3.40.0130.04314.04
5.3.30.0130.05314.13
5.3.20.0100.05313.73
5.3.10.0100.04713.70
5.3.00.0130.04713.75
5.2.170.0030.04311.14
5.2.160.0030.04311.34
5.2.150.0100.04011.16
5.2.140.0100.04011.18
5.2.130.0130.03311.30
5.2.120.0000.04711.17
5.2.110.0100.03711.20
5.2.100.0100.03711.12
5.2.90.0000.04711.21
5.2.80.0030.04311.16
5.2.70.0070.04011.14
5.2.60.0070.04011.12
5.2.50.0070.04011.07
5.2.40.0070.04011.20
5.2.30.0030.04711.03
5.2.20.0030.04010.98
5.2.10.0200.02710.90
5.2.00.0130.03310.82
5.1.60.0100.02710.10
5.1.50.0100.03010.09
5.1.40.0170.04310.15
5.1.30.0100.05310.44
5.1.20.0100.05710.39
5.1.10.0100.05010.10
5.1.00.0070.03710.15
5.0.50.0030.0338.54
5.0.40.0000.0308.43
5.0.30.0000.0478.36
5.0.20.0030.0278.32
5.0.10.0070.0278.38
5.0.00.0070.0408.27
4.4.90.0070.0205.92
4.4.80.0070.0175.92
4.4.70.0000.0235.88
4.4.60.0070.0175.88
4.4.50.0030.0205.87
4.4.40.0000.0375.91
4.4.30.0000.0235.91
4.4.20.0030.0205.95
4.4.10.0070.0175.95
4.4.00.0030.0335.97
4.3.110.0000.0235.87
4.3.100.0070.0175.91
4.3.90.0030.0205.90
4.3.80.0030.0335.88
4.3.70.0000.0235.91
4.3.60.0070.0175.89
4.3.50.0030.0205.79
4.3.40.0030.0335.75
4.3.30.0000.0234.95
4.3.20.0000.0234.95
4.3.10.0030.0204.95
4.3.00.0030.01015.96

preferences:
120.71 ms | 2822 KiB | 5 Q