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)
8.3.60.0000.01418.43
8.3.50.0130.00821.94
8.3.40.0120.00918.79
8.3.30.0120.00618.79
8.3.20.0090.00320.41
8.3.10.0070.00021.85
8.3.00.0060.00319.02
8.2.180.0130.00316.50
8.2.170.0110.00722.96
8.2.160.0060.00820.50
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0030.00622.10
8.2.110.0030.00620.57
8.2.100.0120.00017.97
8.2.90.0080.00019.17
8.2.80.0090.00017.97
8.2.70.0080.00017.63
8.2.60.0040.00417.93
8.2.50.0030.00618.07
8.2.40.0030.00619.76
8.2.30.0040.00418.06
8.2.20.0040.00417.62
8.2.10.0000.00817.99
8.2.00.0000.00917.74
8.1.280.0100.00325.92
8.1.270.0050.00322.23
8.1.260.0040.00426.35
8.1.250.0050.00228.09
8.1.240.0100.00023.96
8.1.230.0060.00618.88
8.1.220.0000.00717.79
8.1.210.0060.00318.77
8.1.200.0100.00017.22
8.1.190.0040.00417.35
8.1.180.0000.00918.10
8.1.170.0030.00618.54
8.1.160.0040.00422.00
8.1.150.0040.00418.79
8.1.140.0000.00717.51
8.1.130.0070.00017.84
8.1.120.0040.00417.49
8.1.110.0030.00517.52
8.1.100.0000.00717.45
8.1.90.0020.00517.41
8.1.80.0040.00417.36
8.1.70.0000.00717.45
8.1.60.0040.00417.48
8.1.50.0080.00017.52
8.1.40.0000.00817.48
8.1.30.0040.00417.64
8.1.20.0000.00817.66
8.1.10.0040.00417.49
8.1.00.0000.00817.48
8.0.300.0040.00418.77
8.0.290.0030.00616.88
8.0.280.0080.00018.45
8.0.270.0070.00017.30
8.0.260.0000.00617.35
8.0.250.0030.00316.92
8.0.240.0000.00816.86
8.0.230.0050.00216.92
8.0.220.0000.00716.88
8.0.210.0070.00016.82
8.0.200.0040.00416.92
8.0.190.0040.00416.86
8.0.180.0040.00416.93
8.0.170.0040.00416.84
8.0.160.0070.00316.87
8.0.150.0070.00016.89
8.0.140.0040.00716.83
8.0.130.0000.00613.36
8.0.120.0000.00816.79
8.0.110.0070.00016.92
8.0.100.0030.00516.69
8.0.90.0040.00416.92
8.0.80.0030.01316.90
8.0.70.0080.00016.90
8.0.60.0040.00316.88
8.0.50.0000.00716.88
8.0.30.0130.00717.13
8.0.20.0170.00317.40
8.0.10.0070.00017.02
8.0.00.0120.00916.71
7.4.330.0000.00615.00
7.4.320.0000.00616.50
7.4.300.0030.00316.42
7.4.290.0030.00316.55
7.4.280.0000.00716.52
7.4.270.0030.00316.50
7.4.260.0070.00316.55
7.4.250.0000.00816.59
7.4.240.0030.00316.55
7.4.230.0020.00516.30
7.4.220.0110.00716.45
7.4.210.0090.00616.45
7.4.200.0000.00716.59
7.4.160.0060.01516.45
7.4.150.0110.00817.40
7.4.140.0170.00217.86
7.4.130.0120.00916.27
7.4.120.0140.00616.61
7.4.110.0130.01016.52
7.4.100.0080.01016.51
7.4.90.0120.00616.53
7.4.80.0150.00919.39
7.4.70.0140.00916.56
7.4.60.0100.00716.46
7.4.50.0040.00416.33
7.4.40.0170.00016.73
7.4.30.0040.01716.37
7.4.00.0050.00914.88
7.3.330.0000.00513.08
7.3.320.0000.00613.08
7.3.310.0070.00016.34
7.3.300.0000.00616.23
7.3.290.0160.00016.30
7.3.280.0070.01016.37
7.3.270.0060.01617.40
7.3.260.0030.01316.62
7.3.240.0160.01016.29
7.3.230.0030.02016.59
7.3.210.0150.00216.35
7.3.200.0080.01119.39
7.3.190.0120.00616.60
7.3.180.0070.01016.39
7.3.170.0120.00616.32
7.3.160.0070.01416.29
7.3.120.0110.00715.02
7.3.110.0060.01215.02
7.3.100.0070.01415.02
7.3.90.0030.01714.91
7.3.80.0060.00614.82
7.3.70.0070.00715.06
7.3.60.0030.01014.67
7.3.50.0060.00914.95
7.3.40.0040.01114.76
7.3.30.0110.00414.87
7.3.20.0070.00716.77
7.3.10.0130.00616.65
7.3.00.0130.00416.46
7.2.330.0130.00616.38
7.2.320.0040.01416.57
7.2.310.0130.00716.56
7.2.300.0130.01016.51
7.2.290.0090.00916.47
7.2.250.0100.01015.02
7.2.240.0100.01014.67
7.2.230.0070.00714.66
7.2.220.0060.01214.64
7.2.210.0060.00914.93
7.2.200.0030.00614.78
7.2.190.0070.01015.11
7.2.180.0070.00715.15
7.2.170.0130.00315.00
7.2.130.0230.00016.36
7.2.120.0030.01016.63
7.2.110.0040.00816.45
7.2.100.0040.00716.41
7.2.90.0080.00816.32
7.2.80.0070.00716.59
7.2.70.0070.00716.32
7.2.60.0100.00316.74
7.2.50.0070.01416.53
7.2.40.0150.00016.34
7.2.30.0120.00816.72
7.2.20.0140.00716.38
7.2.10.0110.01816.29
7.2.00.0070.00418.21
7.1.330.0030.01315.91
7.1.320.0040.00816.06
7.1.310.0120.00315.80
7.1.300.0120.00315.84
7.1.290.0030.01315.51
7.1.280.0060.00615.84
7.1.270.0070.00716.01
7.1.260.0060.00915.77
7.1.250.0090.01315.42
7.1.100.0250.00718.07
7.1.70.0060.00317.29
7.1.60.0140.01019.32
7.1.50.0040.00717.02
7.1.00.0000.07722.51
7.0.200.0050.00516.85
7.0.140.0130.06321.96
7.0.60.0130.07719.93
7.0.50.0070.04017.86
7.0.40.0100.04020.04
7.0.30.0400.05720.17
7.0.20.0270.04320.19
7.0.10.0030.04720.13
7.0.00.0030.04720.09
5.6.280.0130.06320.78
5.6.210.0170.08020.75
5.6.200.0130.08318.13
5.6.190.0070.06020.58
5.6.180.0270.08720.33
5.6.170.0200.04320.40
5.6.160.0100.05320.49
5.6.150.0130.06018.08
5.6.140.0000.08318.16
5.6.130.0100.08318.08
5.6.120.0100.08320.88
5.6.110.0100.08720.97
5.6.100.0030.04021.11
5.6.90.0230.07320.97
5.6.80.0130.06020.52
5.5.350.0130.04720.34
5.5.340.0100.08018.02
5.5.330.0070.08320.23
5.5.320.0470.07020.23
5.5.310.0170.06720.17
5.5.300.0030.03718.02
5.5.290.0070.04317.93
5.5.280.0030.08320.87
5.5.270.0030.05720.81
5.5.260.0070.08020.86
5.5.250.0170.07020.61
5.5.240.0200.07020.21
5.4.450.2130.04719.13
5.4.440.2200.04019.49
5.4.430.1970.03319.20
5.4.420.2100.03319.57
5.4.410.1900.04019.30
5.4.400.1900.03319.25
5.4.390.1900.03719.21
5.4.380.1900.03719.08
5.4.370.1900.03718.77
5.4.360.1900.03719.13
5.4.350.1870.03718.78
5.4.340.1930.03319.09
5.4.320.2130.04318.81
5.4.310.2070.04019.13
5.4.300.1930.03718.82
5.4.290.2030.04719.09
5.4.280.2000.03719.12
5.4.270.2330.03719.20
5.4.260.1930.04019.24
5.4.250.2070.03319.05
5.4.240.2000.03719.10
5.4.230.1800.03719.09
5.4.220.1930.03719.15
5.4.210.2000.03319.23
5.4.200.1770.04019.07
5.4.190.1900.04019.04
5.4.180.2400.03718.89
5.4.170.2230.03719.09
5.4.160.2370.04019.13
5.4.150.2600.03319.10
5.4.140.2330.03316.35
5.4.130.2630.03716.27
5.4.120.2530.04016.27
5.4.110.2130.03716.30
5.4.100.2030.04716.51
5.4.90.2030.04316.39
5.4.80.1800.03716.34
5.4.70.1930.03316.20
5.4.60.1970.04716.20
5.4.50.1600.03716.04
5.4.40.1570.03016.19
5.4.30.1770.03016.36
5.4.20.1830.03716.46
5.4.10.1830.03716.09
5.4.00.1670.03315.79
5.3.290.1730.04014.51
5.3.280.1700.04014.43
5.3.270.1800.04014.55
5.3.260.1830.03714.46
5.3.250.1700.03714.48
5.3.240.1830.03714.65
5.3.230.1830.04014.44
5.3.220.2070.04314.39
5.3.210.1830.03714.49
5.3.200.1870.03314.51
5.3.190.1930.03014.47
5.3.180.1870.03714.61
5.3.170.1930.03714.65
5.3.160.1770.03314.40
5.3.150.2100.04014.51
5.3.140.1930.04314.39
5.3.130.1530.03314.38
5.3.120.1800.04014.64
5.3.110.1900.03014.48
5.3.100.1830.03313.87
5.3.90.1870.03313.86
5.3.80.2130.03713.85
5.3.70.1930.03313.81
5.3.60.1930.03013.78
5.3.50.1900.03313.85
5.3.40.1900.03013.79
5.3.30.1830.03714.00
5.3.20.1870.03313.79
5.3.10.1970.03713.60
5.3.00.1970.02713.44
5.2.170.1530.03011.09
5.2.160.1530.03011.00
5.2.150.1800.03011.17
5.2.140.1570.03011.20
5.2.130.1570.02711.21
5.2.120.1570.02710.98
5.2.110.1700.03311.04
5.2.100.1730.03710.95
5.2.90.1670.03011.05
5.2.80.1770.03010.93
5.2.70.1670.03710.94
5.2.60.1670.02310.91
5.2.50.1800.02711.07
5.2.40.1570.03010.85
5.2.30.1270.02710.82
5.2.20.1230.03010.97
5.2.10.1430.02710.82
5.2.00.1770.02710.73
5.1.60.1430.0239.89
5.1.50.1730.0179.89
5.1.40.1700.0279.95
5.1.30.1570.02310.57
5.1.20.1870.02710.50
5.1.10.1430.0279.95
5.1.00.1770.02710.04
5.0.50.0870.0238.48
5.0.40.1000.0308.29
5.0.30.0930.0338.20
5.0.20.0900.0178.07
5.0.10.1030.0238.10
5.0.00.1070.0408.04
4.4.90.1030.0207.59
4.4.80.0970.0207.59
4.4.70.0930.0177.59
4.4.60.0870.0177.59
4.4.50.0930.0237.59
4.4.40.0930.0307.59
4.4.30.1030.0177.59
4.4.20.1000.0237.59
4.4.10.0970.0107.59
4.4.00.0730.0277.59
4.3.110.0970.0207.59
4.3.100.1130.0207.59
4.3.90.1030.0237.59
4.3.80.0870.0277.59
4.3.70.0930.0237.59
4.3.60.1070.0207.59
4.3.50.1000.0207.59
4.3.40.0970.0277.59
4.3.30.0500.0307.59
4.3.20.0470.0237.59
4.3.10.0400.0177.59
4.3.00.0400.0137.59

preferences:
47.35 ms | 401 KiB | 5 Q