3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arrData = array ( array( 'a' => 'test', 'c' => 1, 'd' => 2, 'e' => 'B' ), array( 'c' => 1, 'd' => 2, 'e' => 'B' ), array( 'b' => 'test2', 'c' => 1, 'd' => 2, 'e' => 'B' ) ); $out = array(); foreach ($arrData as $arr) { $out = array_merge($out, $arr); } print_r($out); $out = array_reduce($arrData, function ($c, $v) { return array_merge($c, $v); }, array()); ksort($out); print_r($out);

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)
8.4.140.0130.01117.20
8.4.130.0130.00819.44
8.4.120.0120.00822.36
8.4.110.0040.00525.85
8.4.100.0110.01117.61
8.4.90.0140.00617.59
8.4.80.0120.00517.58
8.4.70.0040.00517.71
8.4.60.0060.00321.18
8.4.50.0110.00824.24
8.4.40.0090.00019.35
8.4.30.0130.00620.23
8.4.20.0090.00620.61
8.4.10.0070.00319.43
8.3.270.0150.00516.42
8.3.260.0100.00916.74
8.3.250.0030.00518.72
8.3.240.0130.00716.66
8.3.230.0140.00716.54
8.3.220.0130.00616.57
8.3.210.0010.00716.76
8.3.200.0120.00916.49
8.3.190.0120.00717.09
8.3.180.0070.00916.55
8.3.170.0040.00417.05
8.3.160.0050.00216.64
8.3.150.0080.01116.88
8.3.140.0090.00016.62
8.3.130.0060.00318.25
8.3.120.0060.00318.84
8.3.110.0090.00020.94
8.3.100.0030.00924.06
8.3.90.0050.00326.77
8.3.80.0000.01016.50
8.3.70.0140.00416.58
8.3.60.0100.01018.41
8.3.50.0130.00817.51
8.3.40.0080.00818.42
8.3.30.0040.01118.64
8.3.20.0040.00420.78
8.3.10.0040.00418.91
8.3.00.0060.00321.85
8.2.290.0060.01318.87
8.2.280.0150.00618.21
8.2.270.0180.00018.35
8.2.260.0100.00018.97
8.2.250.0030.00516.78
8.2.240.0130.00318.64
8.2.230.0050.00322.58
8.2.220.0060.00337.54
8.2.210.0080.00026.77
8.2.200.0100.00316.38
8.2.190.0170.00316.63
8.2.180.0040.01125.92
8.2.170.0070.00722.96
8.2.160.0040.01120.51
8.2.150.0080.00024.18
8.2.140.0060.00324.66
8.2.130.0050.00226.16
8.2.120.0060.00319.36
8.2.110.0040.00721.06
8.2.100.0080.00419.63
8.2.90.0040.00419.17
8.2.80.0060.00317.97
8.2.70.0060.00317.63
8.2.60.0030.00517.80
8.2.50.0060.00318.07
8.2.40.0000.00818.02
8.2.30.0000.00718.16
8.2.20.0040.00417.93
8.2.10.0040.00418.93
8.2.00.0000.00719.43
8.1.330.0150.00416.34
8.1.320.0090.00716.90
8.1.310.0120.00616.54
8.1.300.0150.00019.44
8.1.290.0000.00818.88
8.1.280.0110.00725.92
8.1.270.0050.00320.79
8.1.260.0080.00026.35
8.1.250.0000.00728.09
8.1.240.0120.00921.31
8.1.230.0030.00822.25
8.1.220.0080.00017.74
8.1.210.0040.00418.77
8.1.200.0040.00417.35
8.1.190.0060.00317.25
8.1.180.0000.00818.10
8.1.170.0090.00218.49
8.1.160.0060.00318.79
8.1.150.0040.00418.82
8.1.140.0030.00320.25
8.1.130.0070.00020.11
8.1.120.0040.00417.45
8.1.110.0040.00417.46
8.1.100.0070.00017.38
8.1.90.0050.00217.45
8.1.80.0050.00317.46
8.1.70.0040.00417.40
8.1.60.0060.00317.59
8.1.50.0050.00317.44
8.1.40.0060.00317.49
8.1.30.0030.00717.69
8.1.20.0040.00417.60
8.1.10.0060.00317.43
8.1.00.0040.00417.50
8.0.300.0000.00718.77
8.0.290.0050.00316.75
8.0.280.0070.00018.38
8.0.270.0030.00317.25
8.0.260.0060.00018.30
8.0.250.0000.00716.86
8.0.240.0080.00016.86
8.0.230.0030.00516.80
8.0.220.0000.00716.87
8.0.210.0050.00316.86
8.0.200.0080.00016.80
8.0.190.0050.00216.93
8.0.180.0080.00016.96
8.0.170.0060.00316.86
8.0.160.0030.00616.89
8.0.150.0040.00416.79
8.0.140.0000.00716.85
8.0.130.0030.00313.29
8.0.120.0040.00416.73
8.0.110.0040.00416.88
8.0.100.0020.00516.90
8.0.90.0040.00416.74
8.0.80.0070.00716.93
8.0.70.0040.00416.90
8.0.60.0000.00816.89
8.0.50.0050.00216.93
8.0.30.0100.00616.97
8.0.20.0060.01217.32
8.0.10.0040.00416.95
8.0.00.0140.00416.81
7.4.330.0000.00515.55
7.4.320.0030.00316.58
7.4.300.0030.00316.48
7.4.290.0000.00716.41
7.4.280.0070.00016.56
7.4.270.0000.00716.59
7.4.260.0000.00716.56
7.4.250.0030.00316.54
7.4.240.0080.00016.55
7.4.230.0000.00716.66
7.4.220.0070.00016.61
7.4.210.0080.00716.54
7.4.200.0000.00716.38
7.4.160.0070.01116.59
7.4.130.0130.00416.38
7.4.120.0150.00916.38
7.4.110.0140.00616.56
7.4.100.0120.01216.48
7.4.90.0100.01016.54
7.4.80.0040.01619.39
7.4.70.0100.00716.70
7.4.60.0080.00816.51
7.4.50.0100.00616.51
7.4.40.0080.00816.42
7.4.00.0040.01114.79
7.3.330.0050.00013.31
7.3.320.0030.00313.11
7.3.310.0050.00216.31
7.3.300.0070.00016.20
7.3.290.0050.00216.33
7.3.280.0190.01216.30
7.3.260.0110.00916.44
7.3.240.0110.00716.40
7.3.230.0060.01216.61
7.3.210.0100.00716.30
7.3.200.0090.00916.52
7.3.190.0080.00716.34
7.3.180.0110.00516.38
7.3.170.0090.01216.44
7.3.160.0130.00816.49
7.3.120.0040.01515.05
7.3.110.0040.01414.75
7.3.100.0070.01014.57
7.3.90.0090.00915.03
7.3.80.0090.00614.99
7.3.70.0060.00914.79
7.3.60.0000.00914.82
7.3.50.0060.00714.67
7.3.40.0050.00714.67
7.3.30.0070.00714.77
7.3.20.0070.00715.76
7.3.10.0090.00615.55
7.3.00.0090.00715.78
7.2.330.0120.00616.78
7.2.320.0060.01216.81
7.2.310.0090.00616.40
7.2.300.0120.01116.69
7.2.290.0060.00916.82
7.2.240.0070.01315.04
7.2.230.0030.01614.79
7.2.220.0040.01215.30
7.2.210.0090.00314.98
7.2.200.0070.00414.91
7.2.190.0060.00614.76
7.2.180.0070.00515.05
7.2.170.0040.00614.85
7.2.160.0080.00614.97
7.2.150.0420.00915.94
7.2.140.0080.00515.99
7.2.130.0100.00316.11
7.2.120.0100.01116.07
7.2.110.0090.01415.88
7.2.100.0090.01115.84
7.2.90.0140.00916.05
7.2.80.0070.01015.98
7.2.70.0070.00616.04
7.2.60.0090.01015.87
7.2.50.0050.01115.97
7.2.40.0050.01215.98
7.2.30.0250.00515.86
7.2.20.0090.01216.05
7.2.10.0130.00916.05
7.2.00.0140.00516.06
7.1.330.0100.00715.69
7.1.320.0040.00415.86
7.1.310.0070.00715.65
7.1.300.0080.00615.77
7.1.290.0040.00415.51
7.1.280.0050.00614.71
7.1.270.0030.01114.75
7.1.260.0120.01014.95
7.1.250.0140.00814.83

preferences:
34.01 ms | 403 KiB | 5 Q