3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a1 = [ "a" => 2, "b" => 0, "c" => 5, ]; $a2 = [ "a" => 3, "b" => 9, "c" => 7, "d" => 10, ]; $a3 = [ 'b' => 5, 'e' => 10, ]; var_export( array_map( fn($v) => array_sum((array) $v), array_merge_recursive($a1, $a2, $a3) ) );

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)
8.5.30.0090.00819.40
8.5.20.0110.00620.18
8.5.10.0080.01016.75
8.5.00.0130.00820.00
8.4.180.0100.01025.43
8.4.170.0140.01122.04
8.4.160.0130.00823.71
8.4.150.0080.00516.80
8.4.140.0110.01017.40
8.4.130.0150.00817.66
8.4.120.0100.01020.51
8.4.110.0120.00818.91
8.4.100.0140.00617.65
8.4.90.0060.01420.50
8.4.80.0080.00820.55
8.4.70.0100.00919.04
8.4.60.0050.00520.53
8.4.50.0140.00620.42
8.4.40.0080.01217.45
8.4.30.0030.01520.75
8.4.20.0160.00319.59
8.4.10.0060.00319.46
8.3.300.0130.00820.45
8.3.290.0140.00718.23
8.3.280.0090.01218.33
8.3.270.0130.00616.32
8.3.260.0120.00816.66
8.3.250.0130.00718.95
8.3.240.0130.00616.42
8.3.230.0120.00716.59
8.3.220.0080.01118.96
8.3.210.0080.01116.63
8.3.200.0080.00416.48
8.3.190.0120.00619.21
8.3.180.0120.00518.91
8.3.170.0110.00717.11
8.3.160.0120.00618.42
8.3.150.0090.00016.84
8.3.140.0060.01616.50
8.3.130.0030.00618.32
8.3.120.0170.00320.71
8.3.110.0080.00420.94
8.3.100.0120.00324.06
8.3.90.0070.00026.77
8.3.80.0060.00318.18
8.3.70.0150.00318.43
8.3.60.0040.01118.17
8.3.50.0090.00916.62
8.3.40.0130.00721.90
8.3.30.0030.01020.29
8.3.20.0150.00623.48
8.3.10.0070.01423.48
8.3.00.0140.00720.61
8.2.300.0120.00818.84
8.2.290.0090.00917.28
8.2.280.0100.00718.40
8.2.270.0060.01316.45
8.2.260.0060.01217.44
8.2.250.0040.00416.84
8.2.240.0040.00417.07
8.2.230.0040.00422.58
8.2.220.0060.00337.54
8.2.210.0040.00426.77
8.2.200.0060.00316.50
8.2.190.0170.00317.98
8.2.180.0040.01416.38
8.2.170.0080.01122.96
8.2.160.0090.00620.92
8.2.150.0150.00620.71
8.2.140.0140.00722.25
8.2.130.0090.00922.11
8.2.120.0100.00719.34
8.2.110.0130.00319.26
8.2.100.0070.01418.96
8.2.90.0100.01018.94
8.2.80.0030.01419.26
8.2.70.0040.01418.77
8.2.60.0090.00918.60
8.2.50.0200.00019.15
8.2.40.0100.01018.77
8.2.30.0090.00918.82
8.2.20.0040.01518.83
8.2.10.0130.00618.79
8.2.00.0110.00718.59
8.1.340.0130.00817.36
8.1.330.0140.00516.36
8.1.320.0130.01117.88
8.1.310.0090.00917.00
8.1.300.0170.00616.65
8.1.290.0080.00430.84
8.1.280.0170.00325.92
8.1.270.0100.00722.09
8.1.260.0100.00722.07
8.1.250.0100.00622.06
8.1.240.0080.00818.48
8.1.230.0130.00718.67
8.1.220.0100.01419.00
8.1.210.0080.01118.68
8.1.200.0090.00618.84
8.1.190.0070.01118.80
8.1.180.0130.00618.11
8.1.170.0110.00818.78
8.1.160.0030.01418.56
8.1.150.0110.00318.86
8.1.140.0110.00418.49
8.1.130.0070.00718.69
8.1.120.0080.00818.24
8.1.110.0160.00018.34
8.1.100.0060.01019.87
8.1.90.0090.00620.36
8.1.80.0040.01121.51
8.1.70.0070.00720.19
8.1.60.0130.00320.43
8.1.50.0110.00720.47
8.1.40.0070.01318.68
8.1.30.0120.00318.91
8.1.20.0040.01120.00
8.1.10.0070.00718.59
8.1.00.0070.00718.44
7.4.330.0210.00616.26
7.3.60.0120.00417.99

preferences:
49.98 ms | 996 KiB | 5 Q