3v4l.org

run code in 300+ PHP versions simultaneously
<?php $x = array(1,2,3,4,5,6); foreach ($x as $index => $data) { unset($data); break; } print_r($x);

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)
8.3.60.0090.00918.36
8.3.50.0100.00722.12
8.3.40.0070.00718.71
8.3.30.0070.00718.79
8.3.20.0080.00020.30
8.3.10.0030.00623.65
8.3.00.0060.00320.82
8.2.180.0120.00618.29
8.2.170.0100.01022.96
8.2.160.0030.01320.52
8.2.150.0050.00324.18
8.2.140.0000.00824.66
8.2.130.0070.00026.16
8.2.120.0040.00420.91
8.2.110.0060.00322.08
8.2.100.0080.00417.72
8.2.90.0040.00419.28
8.2.80.0040.00417.97
8.2.70.0040.00417.63
8.2.60.0040.00417.93
8.2.50.0000.00818.07
8.2.40.0040.00421.19
8.2.30.0050.00318.30
8.2.20.0000.00817.66
8.2.10.0070.00018.10
8.2.00.0000.00717.77
8.1.280.0070.00725.92
8.1.270.0090.00023.81
8.1.260.0040.00426.35
8.1.250.0050.00228.09
8.1.240.0090.00022.14
8.1.230.0100.00617.70
8.1.220.0050.00317.74
8.1.210.0030.00618.77
8.1.200.0090.00017.00
8.1.190.0040.00417.13
8.1.180.0000.00818.10
8.1.170.0060.00318.64
8.1.160.0040.00421.95
8.1.150.0050.00218.54
8.1.140.0040.00417.36
8.1.130.0030.00317.68
8.1.120.0000.00717.46
8.1.110.0000.00817.48
8.1.100.0040.00317.48
8.1.90.0040.00817.34
8.1.80.0070.00417.43
8.1.70.0050.00217.41
8.1.60.0060.00317.55
8.1.50.0040.00417.51
8.1.40.0070.00017.51
8.1.30.0040.00417.69
8.1.20.0050.00317.65
8.1.10.0000.00817.53
8.1.00.0000.00717.41
8.0.300.0040.00418.77
8.0.290.0000.00717.18
8.0.280.0070.00018.34
8.0.270.0000.00717.27
8.0.260.0030.00317.11
8.0.250.0050.00216.96
8.0.240.0000.00716.96
8.0.230.0000.00716.95
8.0.220.0000.00716.75
8.0.210.0030.00316.84
8.0.200.0000.00717.01
8.0.190.0070.00016.97
8.0.180.0040.00416.89
8.0.170.0040.00416.80
8.0.160.0030.00316.77
8.0.150.0030.00516.85
8.0.140.0040.00416.75
8.0.130.0000.00613.32
8.0.120.0030.00516.85
8.0.110.0050.00316.88
8.0.100.0030.00316.71
8.0.90.0070.00016.72
8.0.80.0000.01516.88
8.0.70.0030.00316.67
8.0.60.0070.00016.68
8.0.50.0050.00316.89
8.0.30.0150.00617.07
8.0.20.0130.01017.40
8.0.10.0040.00417.06
8.0.00.0080.01016.87
7.4.330.0020.00215.09
7.4.320.0030.00316.50
7.4.300.0030.00316.63
7.4.290.0000.00716.40
7.4.280.0030.00616.54
7.4.270.0050.00216.49
7.4.260.0060.00316.50
7.4.250.0080.00016.49
7.4.240.0050.00216.44
7.4.230.0000.00716.29
7.4.220.0030.01416.61
7.4.210.0100.00516.57
7.4.200.0000.00716.44
7.4.190.0030.00516.56
7.4.160.0030.01316.47
7.4.150.0140.00417.40
7.4.140.0110.00717.86
7.4.130.0090.00816.42
7.4.120.0070.01016.38
7.4.110.0130.00316.45
7.4.100.0170.00016.61
7.4.90.0100.00716.43
7.4.80.0110.00619.39
7.4.70.0100.00616.48
7.4.60.0070.01116.47
7.4.50.0060.00316.21
7.4.40.0120.00616.61
7.4.30.0120.00416.59
7.4.00.0080.01014.98
7.3.330.0000.00513.17
7.3.320.0030.00313.00
7.3.310.0050.00216.35
7.3.300.0030.00316.09
7.3.290.0070.00716.26
7.3.280.0110.00916.25
7.3.270.0130.01017.40
7.3.260.0120.00916.54
7.3.250.0110.01216.32
7.3.240.0050.01316.22
7.3.230.0030.01316.55
7.3.210.0140.00316.30
7.3.200.0110.00619.39
7.3.190.0110.00716.62
7.3.180.0060.01316.29
7.3.170.0060.01016.28
7.3.160.0140.00216.44
7.3.120.0070.00914.70
7.3.110.0130.00615.00
7.3.100.0070.00714.86
7.3.90.0140.00314.66
7.3.80.0060.01214.75
7.3.70.0100.00314.73
7.3.60.0060.00914.84
7.3.50.0000.01514.71
7.3.40.0060.00614.86
7.3.30.0060.00614.60
7.3.20.0030.01116.42
7.3.10.0100.00516.58
7.3.00.0060.00816.59
7.2.330.0030.01416.68
7.2.320.0100.01016.35
7.2.310.0090.00616.34
7.2.300.0110.00516.60
7.2.290.0060.02016.48
7.2.250.0140.00315.11
7.2.240.0080.01215.04
7.2.230.0060.01215.06
7.2.220.0060.01014.68
7.2.210.0100.00715.19
7.2.200.0030.00915.21
7.2.190.0000.01015.20
7.2.180.0030.00614.82
7.2.170.0070.00715.02
7.2.130.0050.01016.88
7.2.120.0050.00716.74
7.2.110.0070.00716.77
7.2.100.0060.00816.62
7.2.90.0070.00516.94
7.2.80.0020.01316.82
7.2.70.0060.00716.88
7.2.60.0040.00816.80
7.2.50.0100.00616.74
7.2.40.0110.00816.93
7.2.30.0060.00816.87
7.2.20.0060.00816.80
7.2.10.0050.01016.70
7.2.00.0070.00916.51
7.1.330.0100.00315.91
7.1.320.0090.00615.88
7.1.310.0070.00715.79
7.1.300.0030.01015.79
7.1.290.0100.00615.78
7.1.280.0000.01015.71
7.1.270.0030.01415.82
7.1.260.0100.00315.89
7.1.250.0020.01115.77
7.1.200.0040.00415.68
7.1.70.0080.00317.12
7.1.60.0070.00719.46
7.1.50.0060.01617.05
7.1.00.0070.07322.44
7.0.200.0000.01016.79
7.0.140.0030.07321.92
7.0.60.0030.07019.93
7.0.50.0070.07317.86
7.0.40.0100.04320.18
7.0.30.0230.05020.09
7.0.20.0330.04320.17
7.0.10.0130.08320.33
7.0.00.0070.05020.19
5.6.280.0070.07020.82
5.6.210.0200.06720.65
5.6.200.0000.08718.16
5.6.190.0100.04320.52
5.6.180.0170.04320.39
5.6.170.0330.05720.41
5.6.160.0070.05020.54
5.6.150.0030.04018.18
5.6.140.0170.05318.27
5.6.130.0130.07318.20
5.6.120.0070.05020.76
5.6.110.0100.08320.97
5.6.100.0000.04321.10
5.6.90.0000.09021.07
5.6.80.0070.06020.39
5.5.350.0130.07720.40
5.5.340.0170.06017.91
5.5.330.0070.04020.40
5.5.320.0370.05020.27
5.5.310.0170.04320.26
5.5.300.0030.08717.99
5.5.290.0170.07718.06
5.5.280.0000.09720.76
5.5.270.0030.08020.94
5.5.260.0070.05720.75
5.5.250.0070.06720.69
5.5.240.0170.07720.15
5.4.450.0430.05019.41
5.4.440.0870.04319.45
5.4.430.0400.04019.59
5.4.420.0130.05719.32
5.4.410.0170.06019.03
5.4.400.0270.07718.79
5.4.390.0200.06318.86
5.4.380.0330.05018.48
5.4.370.0170.04718.68
5.4.360.0170.03718.78
5.4.350.0090.05412.00
5.4.340.0050.04212.00
5.4.320.0030.04112.48
5.4.310.0110.04212.48
5.4.300.0130.04712.48
5.4.290.0160.06812.48
5.4.280.0150.06512.38
5.4.270.0140.06512.38
5.4.260.0100.05712.38
5.4.250.0070.06112.38
5.4.240.0120.04812.38
5.4.230.0100.05512.37
5.4.220.0120.05112.37
5.4.210.0100.04612.37
5.4.200.0090.05112.37
5.4.190.0060.05212.37
5.4.180.0110.04512.37
5.4.170.0060.05312.38
5.4.160.0080.04712.38
5.4.150.0110.04412.37
5.4.140.0060.05212.05
5.4.130.0110.04412.04
5.4.120.0100.04012.00
5.4.110.0060.04312.00
5.4.100.0120.03912.00
5.4.90.0100.04512.00
5.4.80.0070.04112.00
5.4.70.0090.03911.99
5.4.60.0070.04311.99
5.4.50.0080.04311.99
5.4.40.0080.04211.98
5.4.30.0110.04911.98
5.4.20.0130.04511.98
5.4.10.0050.04411.98
5.4.00.0090.04611.47
5.3.290.0090.05812.80
5.3.280.0100.04812.71
5.3.270.0070.05012.73
5.3.260.0070.04512.72
5.3.250.0080.04512.72
5.3.240.0070.04612.72
5.3.230.0090.06712.71
5.3.220.0090.04612.68
5.3.210.0080.04612.68
5.3.200.0110.05012.68
5.3.190.0100.05312.67
5.3.180.0090.05512.68
5.3.170.0110.04912.66
5.3.160.0060.06312.67
5.3.150.0150.04912.67
5.3.140.0060.07012.66
5.3.130.0160.07312.66
5.3.120.0120.07512.66
5.3.110.0120.05512.66
5.3.100.0080.04912.11
5.3.90.0110.05212.09
5.3.80.0150.06212.07
5.3.70.0060.05012.07
5.3.60.0140.06712.06
5.3.50.0150.04112.01
5.3.40.0120.04512.01
5.3.30.0070.04911.97
5.3.20.0090.03811.75
5.3.10.0060.04011.72
5.3.00.0060.04411.70
5.2.170.0160.0529.20
5.2.160.0070.0369.20
5.2.150.0100.0669.21
5.2.140.0090.0509.20
5.2.130.0090.0459.16
5.2.120.0190.0779.16
5.2.110.0190.0739.17
5.2.100.0110.0389.17
5.2.90.0090.0589.17
5.2.80.0080.0379.16
5.2.70.0060.0399.16
5.2.60.0030.0359.12
5.2.50.0090.0429.09
5.2.40.0090.0429.06
5.2.30.0080.0509.04
5.2.20.0060.0329.02
5.2.10.0010.0388.94
5.2.00.0040.0438.79
5.1.60.0140.0428.07
5.1.50.0100.0288.07
5.1.40.0040.0308.05
5.1.30.0060.0268.41
5.1.20.0110.0308.43
5.1.10.0070.0318.15
5.1.00.0050.0308.15
5.0.50.0060.0266.63
5.0.40.0060.0206.49
5.0.30.0020.0686.30
5.0.20.0020.0226.27
5.0.10.0030.0226.25
5.0.00.0030.0366.23
4.4.90.0010.0174.78
4.4.80.0040.0164.75
4.4.70.0050.0164.76
4.4.60.0020.0194.75
4.4.50.0020.0174.77
4.4.40.0060.0254.71
4.4.30.0050.0184.75
4.4.20.0030.0194.84
4.4.10.0040.0254.85
4.4.00.0190.0624.75
4.3.110.0060.0244.67
4.3.100.0030.0154.66
4.3.90.0030.0184.63
4.3.80.0050.0344.59
4.3.70.0030.0174.63
4.3.60.0050.0134.63
4.3.50.0040.0214.63
4.3.40.0040.0274.53
4.3.30.0020.0173.29
4.3.20.0010.0193.27
4.3.10.0000.0183.23
4.3.00.0000.01716.14

preferences:
51.61 ms | 401 KiB | 5 Q