3v4l.org

run code in 300+ PHP versions simultaneously
<?php $x = array(1, 2, 3, 4, 5); $len=$x.count(); echo "array[$len]"; foreach($x as $key=>$int) echo "[$key] => $int"; unset($x[3]); $len=$x.count(); echo "array[$len]"; foreach($x as $key=>$int) echo "[$key] => $int"; ?>

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)
8.3.40.0160.00018.73
8.3.30.0040.01119.00
8.3.20.0000.00720.39
8.3.10.0080.00023.53
8.3.00.0030.00619.26
8.2.170.0040.01122.96
8.2.160.0040.01419.26
8.2.150.0000.00724.18
8.2.140.0040.00424.66
8.2.130.0090.00926.16
8.2.120.0040.00422.15
8.2.110.0030.00722.20
8.2.100.0110.00017.84
8.2.90.0080.00019.09
8.2.80.0000.00817.97
8.2.70.0040.00417.50
8.2.60.0040.00417.80
8.2.50.0040.00418.07
8.2.40.0040.00419.82
8.2.30.0000.00819.67
8.2.20.0000.00817.70
8.2.10.0040.00418.06
8.2.00.0090.00317.74
8.1.270.0030.00523.80
8.1.260.0070.00026.35
8.1.250.0000.00728.09
8.1.240.0030.00622.05
8.1.230.0090.00317.42
8.1.220.0000.00817.74
8.1.210.0080.00018.77
8.1.200.0000.00917.35
8.1.190.0040.00417.41
8.1.180.0000.00918.10
8.1.170.0050.00318.66
8.1.160.0100.00021.97
8.1.150.0040.00418.46
8.1.140.0030.00517.27
8.1.130.0050.00217.82
8.1.120.0040.00417.34
8.1.110.0040.00417.26
8.1.100.0090.00017.42
8.1.90.0000.00817.36
8.1.80.0040.00417.30
8.1.70.0080.00017.35
8.1.60.0030.00517.51
8.1.50.0040.00417.55
8.1.40.0000.00917.43
8.1.30.0000.00717.63
8.1.20.0040.00417.63
8.1.10.0030.00617.44
8.1.00.0030.00617.52
8.0.300.0040.00418.77
8.0.290.0040.00416.63
8.0.280.0030.00318.45
8.0.270.0040.00416.74
8.0.260.0030.00317.20
8.0.250.0000.00716.93
8.0.240.0040.00417.03
8.0.230.0030.00316.88
8.0.220.0030.00316.95
8.0.210.0040.00416.80
8.0.200.0000.00616.94
8.0.190.0040.00417.02
8.0.180.0040.00416.83
8.0.170.0030.00616.93
8.0.160.0000.00716.84
8.0.150.0030.00316.86
8.0.140.0070.00016.89
8.0.130.0000.00513.39
8.0.120.0030.00516.79
8.0.110.0000.00716.77
8.0.100.0070.00016.76
8.0.90.0020.00516.89
8.0.80.0150.00616.85
8.0.70.0030.00516.88
8.0.60.0040.00416.93
8.0.50.0070.00016.94
8.0.30.0090.00917.02
8.0.20.0130.00717.40
8.0.10.0040.00417.08
8.0.00.0080.00916.66
7.4.330.0060.00015.10
7.4.320.0000.00716.51
7.4.300.0000.00616.52
7.4.290.0030.00316.50
7.4.280.0030.00616.42
7.4.270.0000.00716.53
7.4.260.0000.00613.33
7.4.250.0000.00716.43
7.4.240.0050.00216.53
7.4.230.0030.00316.39
7.4.220.0070.01016.55
7.4.210.0050.00916.56
7.4.200.0020.00516.49
7.4.190.0070.00016.47
7.4.160.0080.00816.61
7.4.150.0070.01017.40
7.4.140.0090.01017.86
7.4.130.0100.00916.57
7.4.120.0100.00616.57
7.4.110.0030.01516.40
7.4.100.0120.00616.61
7.4.90.0110.00716.65
7.4.80.0100.01019.39
7.4.70.0050.01116.69
7.4.60.0070.01016.57
7.4.50.0040.00016.46
7.4.40.0000.01422.77
7.4.30.0080.00816.66
7.4.10.0130.00714.93
7.4.00.0090.00815.01
7.3.330.0000.00513.29
7.3.320.0000.00613.31
7.3.310.0000.00916.46
7.3.300.0030.00316.30
7.3.290.0110.00416.39
7.3.280.0050.01116.40
7.3.270.0100.00717.40
7.3.260.0090.00916.41
7.3.250.0150.00416.39
7.3.240.0090.00916.47
7.3.230.0070.01316.39
7.3.210.0090.00916.55
7.3.200.0090.01019.39
7.3.190.0120.00416.43
7.3.180.0060.01016.39
7.3.170.0120.00316.39
7.3.160.0130.01016.49
7.3.130.0090.00915.02
7.3.120.0050.01114.89
7.3.110.0070.01115.01
7.3.100.0040.01215.01
7.3.90.0100.00314.66
7.3.80.0070.00714.88
7.3.70.0130.00014.88
7.3.60.0040.01214.72
7.3.50.0030.01014.91
7.3.40.0060.00614.94
7.3.30.0120.00614.71
7.3.20.0100.00316.71
7.3.10.0000.01316.57
7.3.00.0000.01016.75
7.2.330.0100.00716.75
7.2.320.0070.01116.65
7.2.310.0120.00616.77
7.2.300.0100.00616.71
7.2.290.0120.00916.59
7.2.260.0000.01714.66
7.2.250.0070.01115.13
7.2.240.0100.00314.62
7.2.230.0090.00615.17
7.2.220.0090.00015.12
7.2.210.0060.00315.15
7.2.200.0080.00814.65
7.2.190.0000.01115.12
7.2.180.0000.01215.04
7.2.170.0040.01114.93
7.2.160.0100.00714.80
7.2.150.0060.00316.88
7.2.140.0080.00416.76
7.2.130.0070.00716.85
7.2.120.0070.00716.97
7.2.110.0090.00616.67
7.2.100.0000.01616.91
7.2.90.0060.00616.84
7.2.80.0060.01116.86
7.2.70.0070.00416.93
7.2.60.0030.01016.78
7.2.50.0090.00916.69
7.2.40.0000.01316.97
7.2.30.0030.01516.97
7.2.20.0140.00317.02
7.2.10.0000.01016.94
7.2.00.0090.00418.14
7.1.330.0060.00915.92
7.1.320.0000.01115.57
7.1.310.0110.00315.68
7.1.300.0040.00715.95
7.1.290.0030.00915.74
7.1.280.0000.01015.81
7.1.270.0110.00615.91
7.1.260.0060.00616.00
7.1.250.0040.01115.88
7.1.240.0060.00615.78
7.1.230.0000.01315.79
7.1.220.0120.00315.79
7.1.210.0030.01015.71
7.1.200.0020.00715.77
7.1.190.0100.00715.84
7.1.180.0110.00415.87
7.1.170.0120.00615.48
7.1.160.0100.00315.58
7.1.150.0070.00415.96
7.1.140.0080.00015.39
7.1.130.0030.01015.60
7.1.120.0040.00415.81
7.1.110.0080.00815.66
7.1.100.0020.00916.90
7.1.90.0000.00916.00
7.1.80.0030.00715.87
7.1.70.0060.00716.37
7.1.60.0030.01017.70
7.1.50.0090.00725.23
7.1.40.0070.00715.68
7.1.30.0130.00015.69
7.1.20.0050.00515.75
7.1.10.0030.01015.78
7.1.00.0090.03818.94
7.0.330.0060.01315.23
7.0.320.0030.00715.30
7.0.310.0090.00015.34
7.0.300.0030.01015.37
7.0.290.0070.00715.19
7.0.280.0120.00315.17
7.0.270.0070.00715.38
7.0.260.0000.01215.42
7.0.250.0000.01115.59
7.0.240.0090.00615.38
7.0.230.0040.01115.45
7.0.220.0030.00515.33
7.0.210.0030.00615.05
7.0.200.0020.00915.96
7.0.190.0060.00615.10
7.0.180.0040.00415.19
7.0.170.0040.01115.49
7.0.160.0080.00015.17
7.0.150.0070.00315.19
7.0.140.0040.03818.83
7.0.130.0070.00715.39
7.0.120.0030.00615.47
7.0.110.0100.00715.54
7.0.100.0060.00915.33
7.0.90.0070.00715.31
7.0.80.0060.00615.47
7.0.70.0030.01315.44
7.0.60.0030.04617.75
7.0.50.0050.03816.57
7.0.40.0090.02116.84
7.0.30.0150.02516.84
7.0.20.0180.02516.81
7.0.10.0050.04716.65
7.0.00.0130.04016.79
5.6.400.0030.01014.48
5.6.390.0000.01214.25
5.6.380.0140.00314.31
5.6.370.0040.00414.25
5.6.360.0000.00914.32
5.6.350.0030.00914.48
5.6.340.0070.01014.64
5.6.330.0030.01014.31
5.6.320.0040.00813.83
5.6.310.0130.00313.96
5.6.300.0090.00614.16
5.6.290.0090.00314.57
5.6.280.0030.04317.65
5.6.270.0070.00714.20
5.6.260.0040.01514.65
5.6.250.0000.01214.40
5.6.240.0060.00914.35
5.6.230.0140.00314.20
5.6.220.0060.01014.65
5.6.210.0150.03717.36
5.6.200.0050.04316.23
5.6.190.0090.02417.37
5.6.180.0150.02517.43
5.6.170.0170.04417.34
5.6.160.0110.04117.37
5.6.150.0080.04416.20
5.6.140.0070.03116.17
5.6.130.0060.03016.22
5.6.120.0080.02217.43
5.6.110.0110.03817.64
5.6.100.0080.02917.55
5.6.90.0050.03717.51
5.6.80.0050.03717.44
5.6.70.1750.01817.24
5.6.60.0030.00714.33
5.6.50.0000.01314.55
5.6.40.0030.00914.05
5.6.30.0000.01414.35
5.6.20.0090.00014.10
5.6.10.0030.01014.16
5.6.00.0000.01214.28
5.5.380.0040.01213.96
5.5.370.0100.00314.19
5.5.360.0060.01214.37
5.5.350.0050.04017.32
5.5.340.0110.04315.93
5.5.330.0030.02917.19
5.5.320.0150.04017.09
5.5.310.0070.02817.17
5.5.300.0120.03616.20
5.5.290.0090.04516.04
5.5.280.0050.02617.38
5.5.270.0040.02917.54
5.5.260.0080.04717.35
5.5.250.0050.04817.27
5.5.240.0120.01716.93
5.5.230.0130.00014.00
5.5.220.0090.00014.05
5.5.210.0060.00614.11
5.5.200.0030.00614.24
5.5.190.0090.00614.29
5.5.180.0060.00614.05
5.5.170.0070.00314.17
5.5.160.0030.01013.91
5.5.150.0040.00413.98
5.5.140.0030.00614.02
5.5.130.0000.01414.30
5.5.120.0070.00713.88
5.5.110.0080.00414.11
5.5.100.0080.00814.00
5.5.90.0070.00714.13
5.5.80.0120.00013.85
5.5.70.0040.00713.96
5.5.60.0030.01113.85
5.5.50.0060.00314.23
5.5.40.0040.01214.08
5.5.30.0030.01213.99
5.5.20.0100.00314.04
5.5.10.0040.00813.65
5.5.00.0050.00913.82
5.4.450.0320.04015.79
5.4.440.0370.02815.86
5.4.430.0360.03415.82
5.4.420.0070.03515.78
5.4.410.0380.02715.54
5.4.400.0100.03115.68
5.4.390.0080.03015.70
5.4.380.0110.04115.37
5.4.370.0100.03715.29
5.4.360.0120.03215.28
5.4.350.0230.03915.35
5.4.340.0190.03315.34
5.4.330.0070.00312.09
5.4.320.0030.02412.27
5.4.310.0050.02412.27
5.4.300.0040.02512.27
5.4.290.0080.02312.27
5.4.280.0070.02312.21
5.4.270.0050.02212.21
5.4.260.0050.03212.21
5.4.250.0070.02912.21
5.4.240.0050.03212.21
5.4.230.0080.03212.21
5.4.220.0020.02412.21
5.4.210.0040.02312.21
5.4.200.0030.02412.21
5.4.190.0090.01812.21
5.4.180.0040.02212.21
5.4.170.0050.02212.21
5.4.160.0050.02412.21
5.4.150.0030.02412.21
5.4.140.0020.03012.05
5.4.130.0100.02312.04
5.4.120.0060.02712.03
5.4.110.0060.02712.02
5.4.100.0040.03012.02
5.4.90.0040.03212.02
5.4.80.0030.03312.03
5.4.70.0100.02612.02
5.4.60.0060.02012.02
5.4.50.0050.02412.02
5.4.40.0060.02912.01
5.4.30.0040.02512.01
5.4.20.0040.02412.02
5.4.10.0070.01912.01
5.4.00.0040.02511.76
5.3.290.0050.02412.45
5.3.280.0050.02212.40
5.3.270.0050.02312.41
5.3.260.0030.02312.40
5.3.250.0080.02012.41
5.3.240.0060.02112.41
5.3.230.0020.02412.40
5.3.220.0070.02312.39
5.3.210.0040.02412.39
5.3.200.0070.02112.39
5.3.190.0100.01912.38
5.3.180.0070.02412.38
5.3.170.0070.02312.38
5.3.160.0060.02212.38
5.3.150.0040.02212.38
5.3.140.0050.02412.38
5.3.130.0060.02412.38
5.3.120.0050.02612.38
5.3.110.0070.02712.38
5.3.100.0070.02512.11
5.3.90.0060.01912.09
5.3.80.0040.02112.09
5.3.70.0040.01912.09
5.3.60.0040.02112.08
5.3.50.0090.01812.05
5.3.40.0020.02312.05
5.3.30.0060.02012.02
5.3.20.0020.02411.91
5.3.10.0070.02011.89
5.3.00.0040.02311.88
5.2.170.0030.0329.18
5.2.160.0050.0289.18
5.2.150.0060.0309.18
5.2.140.0070.0299.18
5.2.130.0040.0309.14
5.2.120.0050.0299.14
5.2.110.0040.0309.14
5.2.100.0040.0299.14
5.2.90.0020.0449.14
5.2.80.0040.0339.13
5.2.70.0060.0309.14
5.2.60.0040.0339.09
5.2.50.0050.0409.06
5.2.40.0040.0299.04
5.2.30.0080.0279.01
5.2.20.0060.0299.00
5.2.10.0050.0288.94
5.2.00.0030.0318.79
5.1.60.0040.0258.08
5.1.50.0020.0278.07
5.1.40.0010.0288.05
5.1.30.0030.0278.41
5.1.20.0060.0248.43
5.1.10.0030.0278.15
5.1.00.0030.0278.15
5.0.50.0030.0216.64
5.0.40.0030.0206.50
5.0.30.0020.0466.32
5.0.20.0020.0216.29
5.0.10.0060.0186.26
5.0.00.0030.0376.25
4.4.90.0060.0204.78
4.4.80.0060.0274.76
4.4.70.0040.0314.76
4.4.60.0050.0254.76
4.4.50.0060.0244.77
4.4.40.0080.0324.71
4.4.30.0030.0254.76
4.4.20.0060.0434.84
4.4.10.0020.0364.85
4.4.00.0030.0284.76
4.3.110.0030.0184.67
4.3.100.0030.0144.67
4.3.90.0030.0164.63
4.3.80.0040.0254.59
4.3.70.0030.0164.63
4.3.60.0030.0284.63
4.3.50.0040.0244.63
4.3.40.0040.0324.54
4.3.30.0030.0223.30
4.3.20.0010.0233.28
4.3.10.0040.0193.24
4.3.00.0030.01313.17

preferences:
50.83 ms | 400 KiB | 5 Q