3v4l.org

run code in 300+ PHP versions simultaneously
<?php $test = array_merge(['test'], []); var_dump($test);

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)
8.3.60.0140.00018.30
8.3.50.0140.00717.95
8.3.40.0120.00618.87
8.3.30.0150.00018.46
8.3.20.0080.00020.13
8.3.10.0080.00023.56
8.3.00.0080.00019.60
8.2.180.0160.00618.25
8.2.170.0030.01322.96
8.2.160.0000.01420.57
8.2.150.0050.00324.18
8.2.140.0000.00824.66
8.2.130.0030.00620.58
8.2.120.0080.00026.35
8.2.110.0070.00320.45
8.2.100.0070.00719.51
8.2.90.0000.00817.71
8.2.80.0030.00620.50
8.2.70.0050.00317.92
8.2.60.0030.00517.89
8.2.50.0050.00318.22
8.2.40.0090.00420.52
8.2.30.0040.00419.07
8.2.20.0000.00817.92
8.2.10.0000.00818.00
8.2.00.0050.00218.06
8.1.280.0110.00425.92
8.1.270.0040.00420.13
8.1.260.0070.00026.35
8.1.250.0000.00728.09
8.1.240.0040.00423.98
8.1.230.0070.00421.03
8.1.220.0090.00017.74
8.1.210.0040.00418.77
8.1.200.0000.00817.22
8.1.190.0050.00317.39
8.1.180.0050.00218.10
8.1.170.0000.00818.58
8.1.160.0040.00418.81
8.1.150.0040.00420.31
8.1.140.0070.00017.75
8.1.130.0040.00418.93
8.1.120.0070.00017.37
8.1.110.0000.00717.42
8.1.100.0040.00417.29
8.1.90.0070.00017.38
8.1.80.0060.00317.28
8.1.70.0050.00317.38
8.1.60.0000.00717.40
8.1.50.0040.00417.48
8.1.40.0050.00317.46
8.1.30.0060.00617.59
8.1.20.0050.00217.56
8.1.10.0040.00417.46
8.1.00.0000.00717.38
8.0.300.0000.00720.13
8.0.290.0040.00416.63
8.0.280.0070.00018.29
8.0.270.0030.00517.15
8.0.260.0030.00316.63
8.0.250.0030.00316.92
8.0.240.0000.00716.80
8.0.230.0040.00416.79
8.0.220.0060.00316.86
8.0.210.0030.00316.73
8.0.200.0030.00316.93
8.0.190.0050.00216.75
8.0.180.0030.00516.91
8.0.170.0080.00016.88
8.0.160.0040.00416.84
8.0.150.0040.00416.82
8.0.140.0040.00416.78
8.0.130.0000.00513.21
8.0.120.0040.00416.80
8.0.110.0070.00016.74
8.0.100.0000.00716.89
8.0.90.0070.00016.67
8.0.80.0070.00716.72
8.0.70.0030.00316.72
8.0.60.0080.00016.70
8.0.50.0050.00316.89
8.0.30.0100.01016.91
8.0.20.0080.01117.40
8.0.10.0070.00017.06
8.0.00.0120.00916.66
7.4.330.0000.00715.55
7.4.320.0030.00316.52
7.4.300.0000.00616.42
7.4.290.0040.00416.42
7.4.280.0000.00816.43
7.4.270.0030.00316.55
7.4.260.0050.00316.35
7.4.250.0050.00216.45
7.4.240.0000.00716.48
7.4.230.0000.00716.63
7.4.220.0070.00016.34
7.4.210.0080.00816.46
7.4.200.0060.00016.52
7.4.160.0080.01216.29
7.4.150.0070.01017.40
7.4.140.0090.01117.86
7.4.130.0070.01516.23
7.4.120.0140.00416.48
7.4.110.0160.00616.14
7.4.100.0080.01116.47
7.4.90.0080.00816.39
7.4.80.0060.01219.39
7.4.70.0140.01116.57
7.4.60.0030.01416.45
7.4.50.0100.00616.52
7.4.40.0000.01616.46
7.4.00.0030.01014.73
7.3.330.0000.00612.99
7.3.320.0060.00012.89
7.3.310.0000.00816.09
7.3.300.0030.00316.17
7.3.290.0030.00316.05
7.3.280.0050.01016.12
7.3.270.0070.01117.40
7.3.260.0120.00616.36
7.3.250.0140.00516.21
7.3.240.0090.00816.26
7.3.230.0070.01516.18
7.3.210.0090.00916.22
7.3.200.0070.01416.38
7.3.190.0060.00916.25
7.3.180.0080.00816.21
7.3.170.0120.00316.19
7.3.160.0100.00716.19
7.3.120.0060.00914.51
7.3.110.0100.00614.63
7.3.100.0040.01114.45
7.3.90.0030.01014.36
7.3.80.0060.00614.59
7.3.70.0040.00414.40
7.3.60.0080.00814.61
7.3.50.0080.00814.71
7.3.40.0050.00514.69
7.3.30.0000.00914.55
7.3.20.0120.00616.44
7.3.10.0140.00716.55
7.3.00.0110.00716.53
7.2.330.0130.00316.49
7.2.320.0080.01516.59
7.2.310.0030.01416.35
7.2.300.0070.01016.37
7.2.290.0060.00916.27
7.2.240.0060.00914.68
7.2.230.0060.00914.66
7.2.220.0030.01414.92
7.2.210.0030.01414.76
7.2.200.0070.00714.44
7.2.190.0030.01214.88
7.2.180.0070.01114.92
7.2.170.0030.00914.54
7.2.160.0000.01414.57
7.2.150.0150.00016.91
7.2.140.0090.00316.73
7.2.130.0080.00416.80
7.2.120.0170.00316.53
7.2.110.0040.01016.46
7.2.100.0090.00616.84
7.2.90.0060.00616.51
7.2.80.0090.00916.58
7.2.70.0080.00816.57
7.2.60.0030.01016.51
7.2.50.0070.00416.59
7.2.40.0000.01616.65
7.2.30.0110.00716.33
7.2.20.0110.01117.16
7.2.10.0220.00717.32
7.2.00.0150.01017.27
7.1.330.0040.01115.79
7.1.320.0040.00815.79
7.1.310.0080.00815.60
7.1.300.0120.00015.73
7.1.290.0040.01415.65
7.1.280.0060.00915.52
7.1.270.0030.00715.66
7.1.260.0000.01615.60
7.1.250.0150.00015.71
7.1.200.0090.00315.77
7.1.140.0200.01716.74
7.1.130.0270.00616.79
7.1.120.0250.00416.63
7.1.110.0120.02016.20
7.1.100.0230.01315.77
7.1.90.0220.00916.22
7.1.80.1130.00715.93
7.1.70.0220.00615.28
7.1.60.0490.00933.16
7.1.50.0420.01932.82
7.1.40.0290.01032.50
7.1.30.0310.00932.70
7.1.20.0350.01332.84
7.1.10.0200.00714.84
7.1.00.0180.00914.73

preferences:
68.54 ms | 400 KiB | 5 Q