3v4l.org

run code in 300+ PHP versions simultaneously
<?php $input = Array( Array ( 0 => 1 ), Array ( 0 => 2 ) ); $result = call_user_func_array("array_merge", $input); var_export($result);

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)
8.4.10.0100.01017.57
8.3.140.0080.00016.73
8.3.130.0080.00018.77
8.3.120.0120.00318.76
8.3.110.0030.00520.94
8.3.100.0120.00624.06
8.3.90.0080.00026.77
8.3.80.0060.00316.63
8.3.70.0070.01316.58
8.3.60.0230.01121.27
8.3.50.0120.00523.26
8.3.40.0210.00822.26
8.3.30.0250.00322.53
8.3.20.0180.00723.11
8.3.10.0210.00524.82
8.3.00.0190.00123.15
8.2.260.0070.00416.76
8.2.250.0060.00316.80
8.2.240.0000.01518.58
8.2.230.0030.00622.58
8.2.220.0060.00337.54
8.2.210.0050.00326.77
8.2.200.0070.00416.50
8.2.190.0140.00718.04
8.2.180.0260.00521.98
8.2.170.0240.01124.44
8.2.160.0200.01123.16
8.2.150.0310.00925.05
8.2.140.0220.00625.29
8.2.130.0130.00425.36
8.2.120.0150.00423.04
8.2.110.0090.01123.37
8.2.100.0140.00422.98
8.2.90.0110.00721.65
8.2.80.0100.00721.92
8.2.70.0170.00521.58
8.2.60.0100.00520.84
8.2.50.0150.00320.83
8.2.40.0110.00821.02
8.2.30.0110.00820.88
8.2.20.0120.00520.78
8.2.10.0150.00620.82
8.2.00.0130.00720.75
8.1.310.0100.00018.20
8.1.300.0190.00717.26
8.1.290.0110.00030.84
8.1.280.0270.00725.92
8.1.270.0090.00824.36
8.1.260.0190.00326.00
8.1.250.0170.00526.00
8.1.240.0140.00523.63
8.1.230.0180.00422.99
8.1.220.0110.00921.60
8.1.210.0120.00621.86
8.1.200.0150.00521.48
8.1.190.0150.00420.56
8.1.180.0130.00420.75
8.1.170.0130.00420.66
8.1.160.0080.00820.95
8.1.150.0120.00620.89
8.1.140.0120.00420.69
8.1.130.0100.00520.49
8.1.120.0110.00419.55
8.1.110.0100.00519.37
8.1.100.0130.00519.34
8.1.90.0120.00419.30
8.1.80.0110.00619.28
8.1.70.0110.00519.30
8.1.60.0140.00619.35
8.1.50.0120.00619.35
8.1.40.0140.00519.38
8.1.30.0110.00719.43
8.1.20.0130.00619.21
8.1.10.0120.00518.80
8.1.00.0130.00419.12
8.0.300.0130.00722.89
8.0.290.0100.00821.36
8.0.280.0120.00620.73
8.0.270.0110.00620.40
8.0.260.0140.00720.61
8.0.250.0110.00519.20
8.0.240.0110.00518.95
8.0.230.0080.00918.94
8.0.220.0110.00618.88
8.0.210.0110.00518.90
8.0.200.0110.00418.92
8.0.190.0100.00518.95
8.0.180.0150.00218.92
8.0.170.0130.00618.92
8.0.160.0110.00618.93
8.0.150.0110.00418.67
8.0.140.0110.00418.67
8.0.130.0110.00418.32
8.0.120.0110.00618.70
8.0.110.0110.00418.66
8.0.100.0090.00618.36
8.0.90.0100.00518.36
8.0.80.0100.00518.25
8.0.70.0100.00518.37
8.0.60.0110.00518.33
8.0.50.0100.00618.36
8.0.30.0110.00617.71
8.0.20.0110.00817.72
8.0.10.0120.00617.78
8.0.00.0110.00717.60
7.4.330.0130.00318.76
7.4.320.0120.00418.76
7.4.300.0150.00318.72
7.4.290.0140.00318.71
7.4.280.0130.00318.69
7.4.270.0100.00518.46
7.4.260.0110.00418.44
7.4.250.0110.00518.47
7.4.240.0110.00418.42
7.4.230.0080.00518.17
7.4.220.0110.00418.14
7.4.210.0080.00718.00
7.4.200.0080.00618.09
7.4.190.0090.00518.20
7.4.180.0100.00418.21
7.4.160.0120.00517.51
7.4.150.0100.00817.40
7.4.140.0100.00817.40
7.4.130.0120.00617.13
7.4.120.0090.00917.11
7.4.110.0100.00817.12
7.4.100.0100.00817.11
7.4.90.0100.00817.10
7.4.80.0100.00717.03
7.4.70.0100.00817.01
7.4.60.0120.00716.98
7.4.50.0090.00816.92
7.4.40.0110.00616.92
7.4.30.0100.00716.97
7.4.20.0110.00716.88
7.4.10.0090.00816.88
7.4.00.0100.00716.80
7.3.330.0110.00617.96
7.3.320.0130.00517.95
7.3.310.0140.00318.27
7.3.300.0090.00617.92
7.3.290.0110.00417.79
7.3.280.0080.00817.20
7.3.270.0110.00717.16
7.3.260.0120.00617.13
7.3.250.0120.00616.98
7.3.240.0110.00716.98
7.3.230.0130.00616.94
7.3.220.0120.00716.93
7.3.210.0120.00716.92
7.3.200.0120.00716.93
7.3.190.0120.00716.87
7.3.180.0120.00716.82
7.3.170.0120.00716.84
7.3.160.0120.00616.78
7.3.150.0120.00716.79
7.3.140.0120.00616.78
7.3.130.0100.01016.79
7.3.120.0120.00616.65
7.3.110.0120.00716.57
7.3.100.0110.00716.37
7.3.90.0110.00716.50
7.3.80.0110.00716.27
7.3.70.0110.00716.27
7.3.60.0090.00816.23
7.3.50.0100.00816.23
7.3.40.0110.00716.24
7.3.30.0100.00716.24
7.3.20.0120.00716.57
7.3.10.0170.00816.38
7.3.00.0180.00716.33
7.2.340.0160.00817.06
7.2.330.0150.00817.03
7.2.320.0160.00716.98
7.2.310.0140.00817.00
7.2.300.0150.00816.96
7.2.290.0150.00816.92
7.2.280.0140.00816.91
7.2.270.0150.00916.94
7.2.260.0150.00816.93
7.2.250.0140.00816.81
7.2.240.0130.00916.71
7.2.230.0130.00816.53
7.2.220.0130.00916.55
7.2.210.0120.00916.41
7.2.200.0130.00816.43
7.2.190.0130.00816.39
7.2.180.0120.00816.33
7.2.170.0120.00816.41
7.2.160.0120.00916.42
7.2.150.0150.00816.73
7.2.140.0140.00916.78
7.2.130.0200.00716.59
7.2.120.0190.00916.55
7.2.110.0190.00816.53
7.2.100.0220.00816.60
7.2.90.0270.00716.52
7.2.80.0250.00816.53
7.2.70.0240.00816.48
7.2.60.0210.00816.46
7.2.50.0230.00816.42
7.2.40.0310.00816.47
7.2.30.0240.00816.47
7.2.20.0200.00816.49
7.2.10.0210.00816.47
7.2.00.0210.00816.50
7.1.330.0230.00716.23
7.1.320.0170.00716.03
7.1.310.0150.00815.95
7.1.300.0160.00715.89
7.1.290.0160.00815.85
7.1.280.0150.00715.83
7.1.270.0140.00815.84
7.1.260.0150.00715.81
7.1.250.0200.00715.58
7.1.240.0210.00815.58
7.1.230.0220.00815.63
7.1.220.0250.00715.64
7.1.210.0270.00715.56
7.1.200.0260.00815.58
7.1.190.0240.00815.56
7.1.180.0260.00715.55
7.1.170.0240.00815.50
7.1.160.0250.00915.48
7.1.150.0250.00815.49
7.1.140.0240.00715.51
7.1.130.0270.00715.50
7.1.120.0240.00815.49
7.1.110.0250.00715.50
7.1.100.0220.00715.48
7.1.90.0250.00815.53
7.1.80.0240.00815.50
7.1.70.0210.00815.46
7.1.60.0220.00816.45
7.1.50.0230.00916.45
7.1.40.0240.00816.42
7.1.30.0290.00816.47
7.1.20.0260.00816.41
7.1.10.0220.00715.48
7.1.00.0240.00815.40
7.0.330.0200.00815.30
7.0.320.0240.00815.35
7.0.310.0250.00715.30
7.0.300.0280.00715.23
7.0.290.0290.00815.19
7.0.280.0220.00715.28
7.0.270.0240.00715.21
7.0.260.0220.00715.23
7.0.250.0230.00715.28
7.0.240.0240.00815.27
7.0.230.0200.00715.25
7.0.220.0230.00815.24
7.0.210.0240.00715.21
7.0.200.0230.00715.24
7.0.190.0250.00815.24
7.0.180.0240.00715.23
7.0.170.0230.00715.27
7.0.160.0260.00815.22
7.0.150.0230.00715.18
7.0.140.0270.00915.20
7.0.130.0220.00815.24
7.0.120.0210.00815.24
7.0.110.0230.00715.20
7.0.100.0230.00815.19
7.0.90.0230.00815.19
7.0.80.0240.00715.18
7.0.70.0210.00715.18
7.0.60.0200.00815.18
7.0.50.0220.00815.20
7.0.40.0230.00715.21
7.0.30.0210.00715.22
7.0.20.0230.00815.17
7.0.10.0210.00615.21
7.0.00.0210.00715.21
5.6.400.0150.00715.88
5.6.390.0150.00915.80
5.6.380.0150.00815.69
5.6.370.0150.00915.68
5.6.360.0150.00815.64
5.6.350.0150.00815.63
5.6.340.0140.00815.67
5.6.330.0130.00915.71
5.6.320.0140.00815.69
5.6.310.0150.00815.63
5.6.300.0150.00815.53
5.6.290.0150.00815.55
5.6.280.0150.00815.52
5.6.270.0150.00915.55
5.6.260.0170.00815.53
5.6.250.0140.00915.54
5.6.240.0140.00815.59
5.6.230.0140.00815.57
5.6.220.0130.00915.57
5.6.210.0140.00915.53
5.6.200.0150.00815.60
5.6.190.0140.00915.61
5.6.180.0150.00715.57
5.6.170.0140.00915.56
5.6.160.0150.00815.58
5.6.150.0150.00815.61
5.6.140.0150.00815.60
5.6.130.0150.00815.58
5.6.120.0140.00915.62
5.6.110.0140.01015.55
5.6.100.0150.00815.56
5.6.90.0140.00915.55
5.6.80.0140.00915.52
5.6.70.0130.00915.50
5.6.60.0140.00815.51
5.6.50.0130.00815.48
5.6.40.0130.00815.49
5.6.30.0130.00915.50
5.6.20.0140.00815.49
5.6.10.0130.00815.49
5.6.00.0140.00815.48
5.5.380.0130.00915.05
5.5.370.0140.00915.03
5.5.360.0140.00715.03
5.5.350.0140.00914.98
5.5.340.0150.00815.00
5.5.330.0140.00815.03
5.5.320.0140.00814.99
5.5.310.0140.00814.98
5.5.300.0150.00715.02
5.5.290.0150.00715.00
5.5.280.0150.00815.03
5.5.270.0150.00715.03
5.5.260.0140.00914.98
5.5.250.0140.00814.99
5.5.240.0140.00815.00
5.5.230.0130.00915.00
5.5.220.0120.01014.95
5.5.210.0130.00814.99
5.5.200.0130.00914.92
5.5.190.0130.00914.95
5.5.180.0140.00814.93
5.5.170.0130.00915.14
5.5.160.0120.00914.94
5.5.150.0130.00814.91
5.5.140.0130.00814.92
5.5.130.0140.00814.89
5.5.120.0130.00814.94
5.5.110.0140.00814.92
5.5.100.0140.00714.96
5.5.90.0130.00814.93
5.5.80.0140.00714.95
5.5.70.0140.00814.94
5.5.60.0130.00814.92
5.5.50.0120.00914.92
5.5.40.0140.00714.96
5.5.30.0130.00714.94
5.5.20.0130.00814.95
5.5.10.0140.00814.94
5.5.00.0120.00914.91
5.4.450.0110.00612.81
5.4.440.0110.00612.83
5.4.430.0110.00712.79
5.4.420.0110.00612.81
5.4.410.0110.00612.83
5.4.400.0110.00712.75
5.4.390.0120.00512.78
5.4.380.0110.00612.78
5.4.370.0120.00612.78
5.4.360.0110.00612.77
5.4.350.0130.00512.78
5.4.340.0110.00612.75
5.4.330.0120.00612.82
5.4.320.0110.00612.80
5.4.310.0120.00612.81
5.4.300.0110.00612.76
5.4.290.0120.00612.77
5.4.280.0110.00612.78
5.4.270.0120.00512.75
5.4.260.0120.00512.75
5.4.250.0120.00612.79
5.4.240.0110.00612.78
5.4.230.0120.00612.71
5.4.220.0120.00612.72
5.4.210.0110.00612.73
5.4.200.0120.00612.71
5.4.190.0120.00612.72
5.4.180.0120.00512.72
5.4.170.0120.00512.75
5.4.160.0100.00712.76
5.4.150.0110.00612.71
5.4.140.0110.00612.78
5.4.130.0110.00612.80
5.4.120.0120.00512.79
5.4.110.0110.00612.82
5.4.100.0120.00512.82
5.4.90.0110.00612.81
5.4.80.0110.00612.81
5.4.70.0110.00712.81
5.4.60.0120.00512.82
5.4.50.0110.00612.78
5.4.40.0100.00612.78
5.4.30.0110.00612.80
5.4.20.0110.00612.84
5.4.10.0110.00612.82
5.4.00.0110.00612.75
5.3.290.0110.00712.96
5.3.280.0100.00712.86
5.3.270.0120.00612.96
5.3.260.0110.00612.95
5.3.250.0110.00612.97
5.3.240.0110.00612.88
5.3.230.0110.00612.91
5.3.220.0110.00712.82
5.3.210.0120.00612.83
5.3.200.0120.00612.81
5.3.190.0110.00712.86
5.3.180.0110.00612.96
5.3.170.0110.00712.95
5.3.160.0110.00612.96
5.3.150.0110.00712.95
5.3.140.0120.00612.89
5.3.130.0110.00612.87
5.3.120.0110.00612.87
5.3.110.0110.00712.88
5.3.100.0110.00712.86
5.3.90.0120.00512.87
5.3.80.0100.00712.79
5.3.70.0110.00612.77
5.3.60.0110.00712.90
5.3.50.0110.00612.81
5.3.40.0100.00612.80
5.3.30.0100.00612.84
5.3.20.0100.00712.83
5.3.10.0110.00612.71
5.3.00.0100.00712.69

preferences:
72.27 ms | 406 KiB | 6 Q