3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a1 = array('first'=>'bob', 'last'=>'jones', 'age'=>'48'); $a2 = array('first'=>'sam', 'last'=>'smith', 'age'=>'41'); $a4 = array('first'=>'joe', 'last'=>'johnson', 'age'=>'33'); $a5 = array_merge_recursive($a1,$a2,$a4); print_r($a5);

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)
8.3.60.0070.01416.38
8.3.50.0160.00522.06
8.3.40.0110.00418.46
8.3.30.0120.00418.54
8.3.20.0000.00818.52
8.3.10.0040.00421.78
8.3.00.0050.00221.60
8.2.180.0140.00716.75
8.2.170.0120.00322.96
8.2.160.0120.00920.27
8.2.150.0050.00324.18
8.2.140.0030.00524.66
8.2.130.0040.00419.70
8.2.120.0080.00026.35
8.2.110.0060.00321.18
8.2.100.0110.00017.84
8.2.90.0040.00419.05
8.2.80.0040.00417.97
8.2.70.0030.00517.38
8.2.60.0080.00017.80
8.2.50.0040.00418.22
8.2.40.0060.00320.47
8.2.30.0040.00419.13
8.2.20.0070.00017.86
8.2.10.0050.00318.09
8.2.00.0070.00017.55
8.1.280.0120.00325.92
8.1.270.0040.00422.09
8.1.260.0040.00428.09
8.1.250.0000.00728.09
8.1.240.0060.00322.21
8.1.230.0090.00317.43
8.1.220.0000.00817.74
8.1.210.0080.00018.77
8.1.200.0030.00617.10
8.1.190.0090.00017.13
8.1.180.0060.00318.10
8.1.170.0080.00018.46
8.1.160.0000.00920.65
8.1.150.0000.00720.30
8.1.140.0040.00419.41
8.1.130.0030.00617.53
8.1.120.0030.00317.30
8.1.110.0040.00417.29
8.1.100.0000.00717.39
8.1.90.0040.00417.39
8.1.80.0000.00717.38
8.1.70.0030.00617.35
8.1.60.0040.00417.49
8.1.50.0060.00317.47
8.1.40.0040.00417.49
8.1.30.0030.00617.51
8.1.20.0050.00317.40
8.1.10.0000.00817.45
8.1.00.0040.00417.37
8.0.300.0000.00718.77
8.0.290.0040.00416.75
8.0.280.0030.00318.25
8.0.270.0070.00017.05
8.0.260.0040.00417.22
8.0.250.0000.00716.92
8.0.240.0070.00016.88
8.0.230.0000.00816.88
8.0.220.0000.00816.73
8.0.210.0000.01116.84
8.0.200.0060.00316.79
8.0.190.0030.00716.90
8.0.180.0070.00316.87
8.0.170.0050.00316.86
8.0.160.0080.00016.89
8.0.150.0000.00816.80
8.0.140.0080.00016.80
8.0.130.0000.00713.23
8.0.120.0050.00316.75
8.0.110.0040.00416.75
8.0.100.0040.00416.92
8.0.90.0000.00716.88
8.0.80.0090.00616.80
8.0.70.0040.00416.79
8.0.60.0000.00716.68
8.0.50.0000.00716.68
8.0.30.0100.00616.94
8.0.20.0110.01017.40
8.0.10.0080.00016.93
8.0.00.0120.00916.67
7.4.330.0050.00015.55
7.4.320.0000.00616.51
7.4.300.0000.00716.54
7.4.290.0030.00316.55
7.4.280.0000.00716.56
7.4.270.0000.00716.49
7.4.260.0000.00716.54
7.4.250.0000.00716.51
7.4.240.0050.00316.38
7.4.230.0070.00016.25
7.4.220.0140.00416.55
7.4.210.0090.00616.55
7.4.200.0070.00016.27
7.4.160.0080.01016.39
7.4.150.0140.00617.40
7.4.140.0070.01017.86
7.4.130.0100.00816.26
7.4.120.0090.00816.33
7.4.110.0180.00016.24
7.4.100.0110.00716.36
7.4.90.0140.00416.31
7.4.80.0030.01319.39
7.4.70.0060.00916.31
7.4.60.0090.00616.26
7.4.50.0070.01116.19
7.4.40.0030.01316.23
7.4.30.0100.00716.43
7.4.00.0090.00614.97
7.3.330.0000.00613.09
7.3.320.0000.00513.06
7.3.310.0000.00716.06
7.3.300.0030.00315.93
7.3.290.0100.00616.09
7.3.280.0100.00816.18
7.3.270.0080.01217.40
7.3.260.0120.00816.30
7.3.250.0110.00716.20
7.3.240.0060.01116.30
7.3.230.0060.01216.40
7.3.210.0100.01016.29
7.3.200.0040.01216.25
7.3.190.0100.01016.10
7.3.180.0110.00716.16
7.3.170.0110.00516.16
7.3.160.0090.00916.34
7.3.10.0210.00316.49
7.3.00.0170.00316.02
7.2.330.0110.00716.57
7.2.320.0160.00316.68
7.2.310.0060.00916.53
7.2.300.0090.00916.34
7.2.290.0070.01116.17
7.2.130.0090.00616.50
7.2.120.0120.00616.41
7.2.110.0070.01016.53
7.2.100.0110.00616.10
7.2.90.0100.01016.52
7.2.80.0060.01016.38
7.2.70.0100.01016.54
7.2.60.0030.01016.29
7.2.50.0240.00416.91
7.2.40.0090.01416.32
7.2.30.0150.00716.43
7.2.20.0120.00916.16
7.2.10.0150.00715.98
7.2.00.0060.01117.79
7.1.250.0100.00715.24
7.1.70.0030.00316.89
7.1.60.0080.00817.18
7.1.00.0000.08022.26
7.0.200.0080.00814.79
7.0.120.0200.06322.10
7.0.110.0130.05321.94
7.0.100.0030.06022.09
7.0.90.0100.05722.06
7.0.80.0200.06322.11
7.0.70.0130.05022.10
7.0.60.0100.05322.02
7.0.50.0100.06321.98
7.0.40.0070.05322.06
7.0.30.0070.05722.07
7.0.20.0070.05322.07
7.0.10.0030.05722.02
7.0.00.0100.05022.09
5.6.270.0030.07320.79
5.6.260.0030.06021.11
5.6.250.0070.06021.03
5.6.240.0170.05021.00
5.6.230.0070.07320.84
5.6.220.0030.06020.74
5.6.210.0030.06021.02
5.6.200.0030.07320.88
5.6.190.0030.06021.00
5.6.180.0100.05320.74
5.6.170.0070.05320.84
5.6.160.0070.05720.84
5.6.150.0230.04321.06
5.6.140.0100.05720.83
5.6.130.0070.05720.75
5.6.120.0170.05020.83
5.6.110.0030.06320.73
5.6.100.0200.04720.73
5.6.90.0130.05020.81
5.6.80.0070.06020.23
5.6.70.0100.05020.46
5.6.60.0070.05720.12
5.6.50.0130.04720.18
5.6.40.0130.04720.21
5.6.30.0070.05720.19
5.6.20.0100.05320.14
5.6.10.0170.04320.37
5.6.00.0100.05020.14

preferences:
34.07 ms | 401 KiB | 5 Q