3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arrarr = array( array('a' => 0), array('a' => 1, 'b' => 2), array('a' => 2, 'b' => 3, 'c' => 4), array('a' => 3, 'b' => 4, 'c' => 5, 'd' => 6) ); foreach ($arrarr as $row) { foreach ($row as $key => &$value) { if ($key == 'b' || $key = 'd') { $value = 'foo'; } } print(implode(",", $row)); } var_dump($arrarr);

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)
8.3.40.0070.01418.85
8.3.30.0120.00619.23
8.3.20.0090.00620.05
8.3.10.0040.00421.91
8.3.00.0090.00019.26
8.2.170.0120.00922.96
8.2.160.0100.00320.35
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0080.00022.14
8.2.110.0060.00322.13
8.2.100.0080.00318.03
8.2.90.0080.00019.08
8.2.80.0080.00017.97
8.2.70.0040.00417.38
8.2.60.0050.00317.88
8.2.50.0000.00818.07
8.2.40.0000.00919.92
8.2.30.0000.00718.04
8.2.20.0000.00717.59
8.2.10.0040.00418.00
8.2.00.0070.00017.79
8.1.270.0040.00421.95
8.1.260.0070.00026.35
8.1.250.0070.00028.09
8.1.240.0090.00023.65
8.1.230.0110.00019.07
8.1.220.0050.00317.74
8.1.210.0000.00818.77
8.1.200.0060.00317.35
8.1.190.0050.00317.35
8.1.180.0080.00018.10
8.1.170.0000.00818.65
8.1.160.0000.00821.95
8.1.150.0070.00018.93
8.1.140.0040.00417.40
8.1.130.0000.00717.74
8.1.120.0000.00717.43
8.1.110.0080.00017.41
8.1.100.0000.00717.42
8.1.90.0040.00417.43
8.1.80.0040.00417.52
8.1.70.0050.00317.42
8.1.60.0030.00617.61
8.1.50.0080.00017.51
8.1.40.0030.00517.52
8.1.30.0030.00617.55
8.1.20.0040.00417.66
8.1.10.0080.00017.54
8.1.00.0000.00817.44
8.0.300.0040.00418.77
8.0.290.0000.00916.75
8.0.280.0030.00318.45
8.0.270.0030.00317.31
8.0.260.0040.00417.24
8.0.250.0000.00616.87
8.0.240.0000.00816.93
8.0.230.0030.00316.98
8.0.220.0000.00716.87
8.0.210.0000.00716.88
8.0.200.0030.00616.81
8.0.190.0030.00617.00
8.0.180.0050.00216.82
8.0.170.0040.00416.91
8.0.160.0050.00516.89
8.0.150.0030.00516.85
8.0.140.0060.00316.82
8.0.130.0060.00013.25
8.0.120.0030.00516.86
8.0.110.0080.00016.89
8.0.100.0080.00016.94
8.0.90.0050.00216.96
8.0.80.0120.00316.85
8.0.70.0000.00816.95
8.0.60.0070.00016.82
8.0.50.0000.00816.92
8.0.30.0140.00916.92
8.0.20.0100.01417.40
8.0.10.0000.00716.90
8.0.00.0090.01016.59
7.4.330.0000.00415.00
7.4.320.0000.00716.52
7.4.300.0030.00316.51
7.4.290.0070.00016.52
7.4.280.0000.00816.40
7.4.270.0080.00016.42
7.4.260.0030.00316.61
7.4.250.0040.00416.49
7.4.240.0050.00216.63
7.4.230.0000.00716.68
7.4.220.0150.00316.61
7.4.210.0030.01616.64
7.4.200.0070.00016.70
7.4.160.0110.01116.34
7.4.150.0150.01217.40
7.4.140.0110.01017.86
7.4.130.0080.00916.58
7.4.120.0140.00416.50
7.4.110.0100.01316.54
7.4.100.0050.01416.38
7.4.90.0100.00716.59
7.4.80.0120.01219.39
7.4.70.0140.00916.36
7.4.60.0090.00916.34
7.4.50.0080.00016.71
7.4.40.0130.00616.57
7.4.30.0090.01416.58
7.4.00.0060.00914.86
7.3.330.0030.00313.00
7.3.320.0060.00013.03
7.3.310.0030.00316.31
7.3.300.0000.00616.28
7.3.290.0030.01016.28
7.3.280.0110.00516.25
7.3.270.0120.00617.40
7.3.260.0090.00916.69
7.3.250.0050.01416.54
7.3.240.0070.01316.41
7.3.230.0090.01016.50
7.3.210.0150.00616.45
7.3.200.0160.00319.39
7.3.190.0150.00616.55
7.3.180.0110.00416.27
7.3.170.0030.01316.46
7.3.160.0100.01016.31
7.3.120.0070.01014.46
7.3.110.0030.01014.74
7.3.100.0030.00914.96
7.3.90.0070.01014.79
7.3.80.0080.00315.01
7.3.70.0090.00314.84
7.3.60.0030.01014.82
7.3.50.0060.00714.85
7.3.40.0040.00914.87
7.3.30.0070.00714.54
7.3.20.0000.01216.82
7.3.10.0090.00216.53
7.3.00.0030.01216.52
7.2.330.0080.01016.55
7.2.320.0060.01216.65
7.2.310.0160.00916.43
7.2.300.0150.00416.69
7.2.290.0150.00816.84
7.2.240.0030.01015.05
7.2.230.0060.00915.00
7.2.220.0040.00715.04
7.2.210.0110.00415.16
7.2.200.0070.00715.14
7.2.190.0080.00314.89
7.2.180.0030.01015.14
7.2.170.0030.01314.96
7.2.160.0070.00715.13
7.2.150.0030.01016.40
7.2.140.0060.00916.91
7.2.130.0080.00516.96
7.2.120.0000.00916.92
7.2.110.0030.01016.80
7.2.100.0070.00516.95
7.2.90.0050.01017.04
7.2.80.0020.00916.95
7.2.70.0080.00716.97
7.2.60.0060.00616.92
7.2.50.0030.01216.90
7.2.40.0040.01016.83
7.2.30.0040.00816.94
7.2.20.0030.00816.90
7.2.10.0070.00616.90
7.2.00.0060.00717.74
7.1.330.0070.00715.59
7.1.320.0040.00715.47
7.1.310.0000.01715.52
7.1.300.0030.00916.00
7.1.290.0000.00815.83
7.1.280.0030.01015.83
7.1.270.0000.01015.61
7.1.260.0070.00716.00
7.1.250.0050.00815.63
7.1.200.0070.00715.87
7.1.100.0170.01017.90
7.1.70.0040.00417.11
7.1.60.0140.01119.32
7.1.50.0060.00617.05
7.1.00.0030.07722.51
7.0.200.0030.00516.71
7.0.140.0030.07322.01
7.0.60.0030.04019.93
7.0.50.0100.03317.66
7.0.40.0100.08319.90
7.0.30.0530.04020.17
7.0.20.0370.07320.18
7.0.10.0030.06720.02
7.0.00.0070.05720.16
5.6.280.0030.07320.90
5.6.210.0130.03020.43
5.6.200.0030.04018.13
5.6.190.0030.05720.43
5.6.180.0400.07020.41
5.6.170.0330.08320.42
5.6.160.0100.07020.46
5.6.150.0070.07318.18
5.6.140.0130.04018.18
5.6.130.0170.05018.25
5.6.120.0200.04720.93
5.6.110.0030.07720.96
5.6.100.0100.05321.10
5.6.90.0070.05720.96
5.6.80.0200.05320.50
5.5.350.0130.08320.44
5.5.340.0100.06718.02
5.5.330.0130.04720.19
5.5.320.0200.05320.20
5.5.310.0300.07320.21
5.5.300.0100.06717.96
5.5.290.0070.08318.00
5.5.280.0030.05020.87
5.5.270.0170.06320.82
5.5.260.0000.08020.83
5.5.250.0000.07720.68
5.5.240.0200.04320.18
5.4.450.1030.06019.24
5.4.440.0770.06019.10
5.4.430.0770.05719.54
5.4.420.0670.00019.46
5.4.410.0700.00019.24
5.4.400.0630.00019.03
5.4.390.0730.00019.00
5.4.380.0630.00018.92
5.4.370.0600.00019.15
5.4.360.0600.00019.26
5.4.350.0670.00018.98
5.4.340.0050.03711.97
5.4.320.0050.03612.46
5.4.310.0100.03812.45
5.4.300.0080.03512.46
5.4.290.0090.03512.45
5.4.280.0050.03712.35
5.4.270.0050.03712.35
5.4.260.0050.03712.35
5.4.250.0070.03712.35
5.4.240.0050.05312.35
5.4.230.0050.04712.34
5.4.220.0070.03412.34
5.4.210.0050.03612.34
5.4.200.0060.03712.34
5.4.190.0090.03612.34
5.4.180.0050.03612.34
5.4.170.0100.03812.35
5.4.160.0090.03212.35
5.4.150.0090.03712.34
5.4.140.0030.04312.03
5.4.130.0090.04112.01
5.4.120.0060.04211.97
5.4.110.0130.03011.97
5.4.100.0060.04511.96
5.4.90.0070.03711.97
5.4.80.0070.03711.96
5.4.70.0060.03411.96
5.4.60.0080.04611.96
5.4.50.0070.03311.96
5.4.40.0080.03111.95
5.4.30.0060.04411.95
5.4.20.0050.03611.95
5.4.10.0090.04211.95
5.4.00.0100.04611.44
5.3.290.0040.04212.80
5.3.280.0070.03812.71
5.3.270.0060.03912.72
5.3.260.0050.04012.72
5.3.250.0090.03512.72
5.3.240.0080.03512.72
5.3.230.0040.03812.71
5.3.220.0090.03912.68
5.3.210.0110.04412.68
5.3.200.0050.04212.68
5.3.190.0070.03512.68
5.3.180.0060.03512.67
5.3.170.0090.03212.67
5.3.160.0100.04512.68
5.3.150.0050.03712.67
5.3.140.0090.03412.66
5.3.130.0090.03612.66
5.3.120.0090.04312.66
5.3.110.0080.05112.66
5.3.100.0060.03612.12
5.3.90.0080.03712.08
5.3.80.0080.03612.07
5.3.70.0090.04412.07
5.3.60.0080.04412.06
5.3.50.0080.03912.00
5.3.40.0080.03612.00
5.3.30.0070.03911.95
5.3.20.0100.03211.73
5.3.10.0060.03411.69
5.3.00.0110.04011.68
5.2.170.0040.0439.18
5.2.160.0100.0259.18
5.2.150.0050.0319.18
5.2.140.0040.0339.18
5.2.130.0040.0319.14
5.2.120.0100.0239.13
5.2.110.0060.0289.14
5.2.100.0030.0309.15
5.2.90.0050.0399.14
5.2.80.0040.0319.14
5.2.70.0060.0319.14
5.2.60.0030.0359.09
5.2.50.0050.0349.06
5.2.40.0070.0279.04
5.2.30.0050.0329.01
5.2.20.0030.0319.00
5.2.10.0040.0288.92
5.2.00.0030.0378.79
5.1.60.0020.0278.07
5.1.50.0040.0268.07
5.1.40.0040.0258.04
5.1.30.0050.0258.39
5.1.20.0070.0248.42
5.1.10.0030.0278.14
5.1.00.0040.0268.14
5.0.50.0010.0236.61
5.0.40.0020.0216.48
5.0.30.0030.0326.29
5.0.20.0030.0206.26
5.0.10.0020.0306.24
5.0.00.0030.0316.24
4.4.90.0030.0154.78
4.4.80.0040.0144.76
4.4.70.0030.0174.75
4.4.60.0020.0154.75
4.4.50.0070.0154.77
4.4.40.0030.0314.71
4.4.30.0030.0164.76
4.4.20.0010.0184.84
4.4.10.0010.0174.85
4.4.00.0060.0264.76
4.3.110.0040.0294.67
4.3.100.0020.0154.67
4.3.90.0030.0184.63
4.3.80.0060.0224.58
4.3.70.0030.0194.63
4.3.60.0040.0304.63
4.3.50.0030.0254.63
4.3.40.0030.0304.54
4.3.30.0030.0213.29
4.3.20.0010.0213.27
4.3.10.0040.0183.23
4.3.00.0000.0277.32

preferences:
49.49 ms | 400 KiB | 5 Q