3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = array(0 => 100, "color" => "red"); $keys = array_keys($array); foreach($keys as $key => $value) { echo $value ; } ?>

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)
8.3.60.0060.01318.56
8.3.50.0090.00721.98
8.3.40.0130.00418.71
8.3.30.0070.00718.89
8.3.20.0080.00020.26
8.3.10.0080.00023.52
8.3.00.0000.00919.01
8.2.180.0140.00016.50
8.2.170.0100.01022.96
8.2.160.0100.00320.34
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0040.00420.72
8.2.110.0100.00022.25
8.2.100.0090.00317.78
8.2.90.0030.00617.91
8.2.80.0000.01217.97
8.2.70.0040.00417.61
8.2.60.0080.00417.93
8.2.50.0030.00618.07
8.2.40.0040.00419.88
8.2.30.0030.00618.19
8.2.20.0040.00417.55
8.2.10.0020.00518.17
8.2.00.0040.00417.61
8.1.280.0100.00325.92
8.1.270.0060.00323.92
8.1.260.0110.00426.35
8.1.250.0030.00528.09
8.1.240.0060.00322.34
8.1.230.0130.00020.84
8.1.220.0030.00517.91
8.1.210.0060.00318.95
8.1.200.0030.00617.35
8.1.190.0000.00917.23
8.1.180.0040.00418.10
8.1.170.0030.00518.66
8.1.160.0040.00421.94
8.1.150.0000.00718.62
8.1.140.0000.00817.34
8.1.130.0040.00417.74
8.1.120.0040.00417.52
8.1.110.0050.00217.45
8.1.100.0040.00417.36
8.1.90.0050.00317.42
8.1.80.0050.00217.36
8.1.70.0040.00417.42
8.1.60.0060.00317.60
8.1.50.0060.00317.45
8.1.40.0000.00717.45
8.1.30.0030.00517.59
8.1.20.0030.00517.55
8.1.10.0030.00617.43
8.1.00.0050.00317.38
8.0.300.0000.00819.86
8.0.290.0040.00417.18
8.0.280.0040.00418.55
8.0.270.0000.00717.16
8.0.260.0000.00617.26
8.0.250.0030.00316.79
8.0.240.0000.00716.83
8.0.230.0040.00416.96
8.0.220.0030.00316.89
8.0.210.0000.00716.88
8.0.200.0030.00316.98
8.0.190.0000.00716.84
8.0.180.0000.00816.97
8.0.170.0050.00216.82
8.0.160.0070.00016.92
8.0.150.0000.00716.82
8.0.140.0000.00716.88
8.0.130.0000.00513.24
8.0.120.0080.00016.86
8.0.110.0040.00416.89
8.0.100.0000.00716.78
8.0.90.0070.00016.74
8.0.80.0060.01316.83
8.0.70.0040.00416.90
8.0.60.0000.00716.79
8.0.50.0040.00416.94
8.0.30.0090.00916.87
8.0.20.0150.00717.40
8.0.10.0040.00416.84
8.0.00.0100.00816.90
7.4.330.0000.00515.07
7.4.320.0000.00716.55
7.4.300.0050.00216.48
7.4.290.0040.00416.51
7.4.280.0040.00416.48
7.4.270.0030.00316.49
7.4.260.0000.00716.49
7.4.250.0040.00416.58
7.4.240.0030.00416.46
7.4.230.0000.00716.64
7.4.220.0100.01116.62
7.4.210.0100.00316.46
7.4.200.0080.00016.40
7.4.190.0030.00316.73
7.4.160.0150.00016.38
7.4.150.0140.00817.40
7.4.140.0090.00817.86
7.4.130.0130.00516.48
7.4.120.0070.01016.54
7.4.110.0070.01016.40
7.4.100.0070.01016.50
7.4.90.0070.01016.43
7.4.80.0090.00919.39
7.4.70.0170.00016.51
7.4.60.0000.02016.54
7.4.50.0040.00416.59
7.4.40.0070.01016.52
7.4.30.0150.00316.52
7.4.00.0100.00614.73
7.3.330.0080.00013.21
7.3.320.0000.00513.16
7.3.310.0070.00016.35
7.3.300.0070.00016.24
7.3.290.0090.01216.21
7.3.280.0090.00716.25
7.3.270.0070.01017.40
7.3.260.0110.00616.48
7.3.250.0100.00716.40
7.3.240.0030.01716.55
7.3.230.0030.01316.39
7.3.210.0130.00316.54
7.3.200.0080.00819.39
7.3.190.0070.01316.16
7.3.180.0060.00916.48
7.3.170.0080.00816.55
7.3.160.0040.01816.31
7.3.120.0070.01014.99
7.3.110.0060.00914.75
7.3.100.0070.00414.72
7.3.90.0060.00614.66
7.3.80.0000.01514.58
7.3.70.0060.00314.77
7.3.60.0040.01214.69
7.3.50.0090.00014.69
7.3.40.0100.00314.93
7.3.30.0100.00714.64
7.3.20.0070.00316.31
7.3.10.0080.00516.61
7.3.00.0070.00316.72
7.2.330.0120.00616.59
7.2.320.0030.01316.61
7.2.310.0120.00416.40
7.2.300.0110.00416.61
7.2.290.0110.01116.66
7.2.250.0130.00615.00
7.2.240.0070.01115.05
7.2.230.0030.01315.06
7.2.220.0040.00815.01
7.2.210.0060.00614.95
7.2.200.0030.01014.93
7.2.190.0060.00615.20
7.2.180.0030.01015.12
7.2.170.0040.01214.79
7.2.130.0110.00316.93
7.2.120.0060.00616.66
7.2.110.0000.01316.67
7.2.100.0030.00616.80
7.2.90.0000.01416.85
7.2.80.0110.00316.95
7.2.70.0040.00817.07
7.2.60.0070.00716.64
7.2.50.0000.01416.82
7.2.40.0040.00416.95
7.2.30.0030.01416.88
7.2.20.0030.00616.95
7.2.10.0040.00716.90
7.2.00.0080.00518.14
7.1.330.0090.00615.85
7.1.320.0040.01115.71
7.1.310.0140.00016.03
7.1.300.0060.00615.71
7.1.290.0100.00315.67
7.1.280.0070.00715.62
7.1.270.0000.00915.68
7.1.260.0060.00615.68
7.1.250.0060.00616.01
7.1.100.0000.01117.98
7.1.70.0040.01417.29
7.1.60.0070.01719.70
7.1.50.0090.00916.81
7.1.00.0070.07322.25
7.0.200.0030.00716.84
7.0.140.0100.06322.19
7.0.60.0000.09320.07
7.0.50.0130.07017.81
7.0.40.0100.08319.90
7.0.30.0370.07020.17
7.0.20.0270.07020.21
7.0.10.0030.04320.01
7.0.00.0070.08720.00
5.6.280.0030.07321.10
5.6.210.0000.04320.53
5.6.200.0100.05718.12
5.6.190.0070.05320.35
5.6.180.0230.03720.61
5.6.170.0270.06720.51
5.6.160.0100.08720.40
5.6.150.0100.05318.12
5.6.140.0070.07718.18
5.6.130.0130.08018.21
5.6.120.0030.07021.14
5.6.110.0030.06321.07
5.6.100.0070.03720.98
5.6.90.0030.04720.97
5.6.80.0070.05320.40
5.5.350.0270.08020.33
5.5.340.0130.04318.00
5.5.330.0030.06320.13
5.5.320.0300.08020.34
5.5.310.0300.07720.22
5.5.300.0170.07018.02
5.5.290.0030.08317.99
5.5.280.0070.04020.82
5.5.270.0100.03320.93
5.5.260.0070.06720.89
5.5.250.0030.06320.76
5.5.240.0130.07320.18
5.4.450.0170.04319.23
5.4.440.0030.04719.13
5.4.430.0330.04319.56
5.4.420.0470.03719.20
5.4.410.0500.03749.74
5.4.400.0230.04745.53
5.4.390.0170.04342.52
5.4.380.0130.06018.65
5.4.370.0200.04318.46
5.4.360.0070.05718.59
5.4.350.0100.05718.70
5.4.340.0130.05318.64
5.4.320.0140.03212.45
5.4.310.0080.04012.45
5.4.300.0070.04312.46
5.4.290.0050.04312.46
5.4.280.0050.04012.35
5.4.270.0080.04112.35
5.4.260.0110.05012.35
5.4.250.0060.04612.35
5.4.240.0070.03612.35
5.4.230.0040.04312.34
5.4.220.0050.04112.34
5.4.210.0060.04012.34
5.4.200.0040.04412.34
5.4.190.0070.03912.34
5.4.180.0090.04012.34
5.4.170.0080.04312.35
5.4.160.0050.04112.34
5.4.150.0080.03812.34
5.4.140.0070.04012.03
5.4.130.0090.03712.01
5.4.120.0060.04411.97
5.4.110.0050.04211.96
5.4.100.0060.04011.96
5.4.90.0120.03811.97
5.4.80.0090.04311.96
5.4.70.0070.04311.96
5.4.60.0050.03911.97
5.4.50.0140.06911.96
5.4.40.0070.03911.95
5.4.30.0060.03711.95
5.4.20.0080.03611.95
5.4.10.0030.04211.95
5.4.00.0090.03411.44
5.3.290.0050.03912.80
5.3.280.0060.03912.71
5.3.270.0040.04312.72
5.3.260.0060.04512.72
5.3.250.0100.03612.72
5.3.240.0050.04012.72
5.3.230.0120.05312.71
5.3.220.0090.04012.68
5.3.210.0050.04512.68
5.3.200.0070.03712.68
5.3.190.0070.04012.68
5.3.180.0090.04312.67
5.3.170.0100.03612.67
5.3.160.0060.03712.67
5.3.150.0070.04212.68
5.3.140.0040.04312.66
5.3.130.0080.04112.66
5.3.120.0090.04212.66
5.3.110.0070.06912.66
5.3.100.0080.04612.12
5.3.90.0050.04012.08
5.3.80.0060.03812.07
5.3.70.0070.04112.08
5.3.60.0070.03712.07
5.3.50.0050.04012.00
5.3.40.0070.04212.00
5.3.30.0080.03711.94
5.3.20.0070.03711.72
5.3.10.0080.03611.69
5.3.00.0080.03611.68
5.2.170.0040.0329.18
5.2.160.0040.0329.18
5.2.150.0060.0309.18
5.2.140.0040.0319.17
5.2.130.0050.0309.13
5.2.120.0060.0379.13
5.2.110.0060.0399.14
5.2.100.0060.0419.14
5.2.90.0040.0349.14
5.2.80.0080.0459.13
5.2.70.0040.0369.13
5.2.60.0060.0329.09
5.2.50.0090.0289.06
5.2.40.0080.0329.04
5.2.30.0080.0429.01
5.2.20.0060.0389.00
5.2.10.0050.0448.93
5.2.00.0090.0378.79
5.1.60.0070.0358.07
5.1.50.0020.0378.07
5.1.40.0060.0348.05
5.1.30.0040.0398.41
5.1.20.0070.0278.43
5.1.10.0050.0278.15
5.1.00.0050.0278.15
5.0.50.0040.0226.63
5.0.40.0030.0306.49
5.0.30.0060.0356.30
5.0.20.0030.0226.27
5.0.10.0020.0306.25
5.0.00.0070.0356.24
4.4.90.0030.0174.77
4.4.80.0050.0154.76
4.4.70.0010.0194.75
4.4.60.0060.0134.75
4.4.50.0010.0184.77
4.4.40.0040.0294.71
4.4.30.0060.0154.76
4.4.20.0070.0384.84
4.4.10.0030.0234.85
4.4.00.0020.0354.76
4.3.110.0030.0234.67
4.3.100.0030.0184.67
4.3.90.0030.0154.63
4.3.80.0010.0274.59
4.3.70.0050.0154.63
4.3.60.0040.0154.63
4.3.50.0030.0174.63
4.3.40.0030.0264.54
4.3.30.0020.0173.29
4.3.20.0030.0163.27
4.3.10.0030.0153.23
4.3.00.0030.01741.72

preferences:
59.49 ms | 401 KiB | 5 Q