3v4l.org

run code in 300+ PHP versions simultaneously
<?php $e = array('a' => array(1),'b' =>array(1)); foreach($e as $name => $arr) { if ($name == 'b'){ $e[$name] = adder($arr); } } var_dump($e); function adder($carr) { $carr["stuff"] = array("123"); return $carr; // should show array $e with new array added to 'b' }

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)
8.3.60.0150.00018.43
8.3.50.0100.00717.98
8.3.40.0040.01218.97
8.3.30.0000.01418.54
8.3.20.0040.00420.34
8.3.10.0080.00023.73
8.3.00.0040.00418.04
8.2.180.0120.00916.38
8.2.170.0100.01022.96
8.2.160.0110.00319.26
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0030.00519.30
8.2.120.0040.00426.35
8.2.110.0030.00721.11
8.2.100.0050.00517.85
8.2.90.0080.00018.28
8.2.80.0000.00819.15
8.2.70.0040.00417.50
8.2.60.0000.00818.03
8.2.50.0040.00418.10
8.2.40.0040.00420.61
8.2.30.0070.00019.36
8.2.20.0090.00017.99
8.2.10.0050.00318.22
8.2.00.0050.00318.05
8.1.280.0130.00325.92
8.1.270.0040.00422.24
8.1.260.0040.00426.35
8.1.250.0050.00228.09
8.1.240.0040.00720.77
8.1.230.0110.00020.90
8.1.220.0050.00317.79
8.1.210.0050.00318.77
8.1.200.0090.00017.13
8.1.190.0030.00617.35
8.1.180.0080.00018.10
8.1.170.0080.00018.59
8.1.160.0040.00419.12
8.1.150.0040.00418.79
8.1.140.0000.00819.48
8.1.130.0070.00018.88
8.1.120.0000.00817.44
8.1.110.0090.00017.45
8.1.100.0000.00917.50
8.1.90.0070.00017.46
8.1.80.0050.00317.34
8.1.70.0000.00817.38
8.1.60.0030.00717.54
8.1.50.0070.00017.51
8.1.40.0000.00817.51
8.1.30.0060.00317.62
8.1.20.0040.00417.67
8.1.10.0040.00417.45
8.1.00.0040.00417.46
8.0.300.0040.00420.08
8.0.290.0060.00316.63
8.0.280.0000.00718.43
8.0.270.0050.00217.26
8.0.260.0000.00717.19
8.0.250.0000.00616.88
8.0.240.0000.00816.82
8.0.230.0030.00316.91
8.0.220.0000.00716.80
8.0.210.0030.00316.93
8.0.200.0050.00516.95
8.0.190.0060.00316.96
8.0.180.0030.00316.95
8.0.170.0000.00816.89
8.0.160.0020.00516.95
8.0.150.0050.00316.93
8.0.140.0040.00416.87
8.0.130.0030.00313.36
8.0.120.0070.00016.83
8.0.110.0000.00716.96
8.0.100.0000.00716.80
8.0.90.0000.00816.91
8.0.80.0070.00716.93
8.0.70.0050.00216.95
8.0.60.0050.00216.96
8.0.50.0080.00016.90
8.0.30.0110.00916.99
8.0.20.0110.01017.40
8.0.10.0040.00417.02
8.0.00.0130.00316.64
7.4.330.0050.00015.55
7.4.320.0030.00316.41
7.4.300.0000.00716.59
7.4.290.0060.00316.50
7.4.280.0000.00816.41
7.4.270.0070.00016.61
7.4.260.0000.00816.59
7.4.250.0000.00816.39
7.4.240.0000.00816.54
7.4.230.0030.00316.45
7.4.220.0100.00616.38
7.4.210.0060.00916.47
7.4.200.0030.00316.50
7.4.160.0130.00716.55
7.4.150.0090.00917.40
7.4.140.0160.00717.86
7.4.130.0120.00616.58
7.4.120.0120.00816.46
7.4.110.0130.01216.59
7.4.100.0050.01316.42
7.4.90.0040.01216.48
7.4.80.0070.01019.39
7.4.70.0090.01216.60
7.4.60.0060.01016.39
7.4.50.0090.00616.51
7.4.40.0140.00916.72
7.4.30.0130.00316.26
7.4.00.0090.00615.12
7.3.330.0030.00313.38
7.3.320.0030.00313.33
7.3.310.0070.00016.40
7.3.300.0000.00616.28
7.3.290.0060.00816.34
7.3.280.0100.00816.35
7.3.270.0110.00717.40
7.3.260.0050.01216.51
7.3.250.0140.00616.49
7.3.240.0160.00716.41
7.3.230.0090.01516.42
7.3.210.0150.03616.38
7.3.200.0040.01216.45
7.3.190.0160.00616.38
7.3.180.0120.00316.67
7.3.170.0030.01216.49
7.3.160.0100.00616.22
7.3.10.0060.01216.29
7.3.00.0100.00816.23
7.2.330.0070.01316.64
7.2.320.0140.00316.78
7.2.310.0110.00716.44
7.2.300.0080.00816.37
7.2.290.0100.00516.38
7.2.130.0100.01216.70
7.2.120.0140.01016.55
7.2.110.0140.01116.54
7.2.100.0140.00916.30
7.2.90.0150.00916.62
7.2.80.0070.01016.54
7.2.70.0120.00816.46
7.2.60.0110.00616.60
7.2.50.0090.00916.57
7.2.40.0130.00816.76
7.2.30.0110.00716.84
7.2.20.0100.00716.36
7.2.10.0130.00816.57
7.2.00.0120.00916.92
7.1.250.0140.00415.48
7.1.200.0040.01115.75
7.1.70.0420.01115.38
7.1.60.0650.00933.16
7.1.50.0440.01832.69
7.1.40.0480.01632.52
7.1.30.0480.01832.57
7.1.20.0540.01332.77
7.1.10.0440.00814.82
7.1.00.0310.01214.76
7.0.200.0330.01214.80
7.0.190.0250.01214.59
7.0.180.0270.00914.47
7.0.170.0290.00614.64
7.0.160.0330.01214.55
7.0.150.0360.00914.39
7.0.140.0300.01314.49
7.0.130.0330.01214.49
7.0.120.0310.00714.64
7.0.110.0240.00914.46
7.0.100.0160.01714.75
7.0.90.0270.00314.46
7.0.80.0190.01014.48
7.0.70.0260.01014.43
7.0.60.0340.01214.14
7.0.50.0520.01314.45
7.0.40.0320.00314.72
7.0.30.0200.01014.73
7.0.20.0240.00614.78
7.0.10.0280.01314.68
7.0.00.0210.01714.62

preferences:
43.83 ms | 400 KiB | 5 Q