3v4l.org

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

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)
8.3.60.0070.01018.18
8.3.50.0130.00521.94
8.3.40.0110.00418.58
8.3.30.0110.00318.88
8.3.20.0040.00420.04
8.3.10.0040.00421.95
8.3.00.0040.00419.14
8.2.180.0150.00316.38
8.2.170.0000.01422.96
8.2.160.0140.00722.08
8.2.150.0060.00324.18
8.2.140.0020.00524.66
8.2.130.0000.00726.16
8.2.120.0030.00519.66
8.2.110.0100.00021.08
8.2.100.0070.00417.72
8.2.90.0080.00019.64
8.2.80.0030.00517.97
8.2.70.0060.00317.91
8.2.60.0050.00517.78
8.2.50.0070.00318.10
8.2.40.0080.00019.30
8.2.30.0040.00419.21
8.2.20.0040.00417.61
8.2.10.0060.00318.08
8.2.00.0000.00717.67
8.1.280.0090.00625.92
8.1.270.0000.00818.64
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0000.00923.79
8.1.230.0110.00020.96
8.1.220.0050.00317.78
8.1.210.0030.00518.85
8.1.200.0070.00317.23
8.1.190.0040.00417.13
8.1.180.0040.00418.10
8.1.170.0030.00618.39
8.1.160.0070.00018.76
8.1.150.0040.00418.72
8.1.140.0000.00817.39
8.1.130.0070.00017.73
8.1.120.0000.00717.39
8.1.110.0070.00017.33
8.1.100.0000.00717.24
8.1.90.0000.00717.38
8.1.80.0040.00417.39
8.1.70.0070.00017.41
8.1.60.0040.00417.51
8.1.50.0040.00417.46
8.1.40.0040.00417.32
8.1.30.0030.00517.59
8.1.20.0030.00617.58
8.1.10.0030.00617.45
8.1.00.0000.00717.35
8.0.300.0040.00419.69
8.0.290.0030.00616.63
8.0.280.0070.00018.25
8.0.270.0030.00317.12
8.0.260.0000.00617.18
8.0.250.0030.00316.82
8.0.240.0070.00016.77
8.0.230.0070.00016.88
8.0.220.0000.00816.68
8.0.210.0070.00016.71
8.0.200.0030.00316.87
8.0.190.0000.00716.82
8.0.180.0030.00716.73
8.0.170.0070.00016.71
8.0.160.0030.00316.85
8.0.150.0040.00416.75
8.0.140.0040.00416.75
8.0.130.0000.00613.17
8.0.120.0040.00416.71
8.0.110.0000.00816.80
8.0.100.0040.00416.66
8.0.90.0000.00716.70
8.0.80.0070.01416.77
8.0.70.0040.00416.84
8.0.60.0070.00016.85
8.0.50.0040.00416.66
8.0.30.0090.00917.04
8.0.20.0100.00717.40
8.0.10.0000.00716.82
8.0.00.0080.01016.62
7.4.330.0050.00015.03
7.4.320.0070.00016.33
7.4.300.0060.00016.38
7.4.290.0000.00716.53
7.4.280.0000.00716.52
7.4.270.0030.00316.54
7.4.260.0040.00416.54
7.4.250.0000.00816.50
7.4.240.0040.00416.47
7.4.230.0030.00316.46
7.4.220.0070.01616.47
7.4.210.0160.00016.54
7.4.200.0030.00516.45
7.4.160.0080.00816.44
7.4.150.0120.00617.40
7.4.140.0100.00717.86
7.4.130.0090.00716.42
7.4.120.0080.00916.36
7.4.110.0080.00816.52
7.4.100.0090.00916.30
7.4.90.0070.01016.38
7.4.80.0110.00719.39
7.4.70.0090.00616.55
7.4.60.0080.00816.31
7.4.50.0050.00316.23
7.4.40.0080.00916.60
7.4.30.0100.01316.32
7.4.00.0130.00414.74
7.3.330.0030.00312.97
7.3.320.0050.00012.89
7.3.310.0000.00615.98
7.3.300.0030.00316.13
7.3.290.0090.00416.21
7.3.280.0100.00716.16
7.3.270.0140.00317.40
7.3.260.0090.00916.11
7.3.250.0120.00516.15
7.3.240.0100.00716.59
7.3.230.0110.00516.45
7.3.210.0120.00616.30
7.3.200.0100.01319.39
7.3.190.0130.00316.36
7.3.180.0100.00716.13
7.3.170.0090.00916.55
7.3.160.0030.01216.30
7.3.120.0030.01614.84
7.3.110.0070.01114.89
7.3.100.0030.01414.68
7.3.90.0090.00014.62
7.3.80.0060.00814.54
7.3.70.0000.00914.48
7.3.60.0000.01714.81
7.3.50.0120.00314.83
7.3.40.0030.01014.54
7.3.30.0060.00814.78
7.3.20.0070.00716.32
7.3.10.0040.00716.48
7.3.00.0070.00716.53
7.2.330.0140.00716.62
7.2.320.0080.01116.60
7.2.310.0030.01316.30
7.2.300.0100.00716.36
7.2.290.0080.01316.50
7.2.250.0100.00914.95
7.2.240.0100.01015.00
7.2.230.0080.00314.61
7.2.220.0050.00515.03
7.2.210.0090.00614.84
7.2.200.0030.01014.69
7.2.190.0120.00314.64
7.2.180.0040.01114.83
7.2.170.0060.00914.81
7.2.60.0040.01116.73
7.2.50.0060.00316.59
7.1.330.0040.01115.91
7.1.320.0070.00415.84
7.1.310.0120.00315.84
7.1.300.0000.00915.80
7.1.290.0000.01215.69
7.1.280.0110.00415.53
7.1.270.0040.00415.75
7.1.260.0040.00715.73
7.1.200.0030.01015.41
7.1.100.0030.01017.84
7.1.70.0030.00616.97
7.1.60.0080.00419.57
7.1.50.0070.01716.86
7.1.00.0030.07722.44
7.0.200.0000.01316.66
7.0.140.0030.03322.11
7.0.60.0200.07019.94
7.0.50.0100.06717.85
7.0.40.0100.06720.27
7.0.30.0330.07320.09
7.0.20.0270.04720.03
7.0.10.0030.04320.01
7.0.00.0070.06020.13
5.6.280.0100.06720.81
5.6.210.0130.04720.46
5.6.200.0070.08318.09
5.6.190.0100.05320.27
5.6.180.0130.06320.60
5.6.170.0330.05320.42
5.6.160.0000.04320.41
5.6.150.0130.07718.18
5.6.140.0070.04718.11
5.6.130.0130.08018.12
5.6.120.0170.03021.09
5.6.110.0070.09020.88
5.6.100.0130.08021.08
5.6.90.0030.08320.95
5.6.80.0130.03020.35
5.5.350.4270.03720.39
5.5.340.0030.08317.98
5.5.330.0030.04320.29
5.5.320.0700.05320.30
5.5.310.0370.07720.20
5.5.300.0130.07317.90
5.5.290.0030.07317.87
5.5.280.0030.08720.67
5.5.270.0130.04320.88
5.5.260.0130.07320.79
5.5.250.0000.04320.68
5.5.240.0170.08020.06
5.4.450.0270.06319.45
5.4.440.0230.04319.41
5.4.430.0330.06719.45
5.4.420.0430.05719.56
5.4.410.0300.07319.00
5.4.400.0230.03719.14
5.4.390.0200.08319.09
5.4.380.0200.06019.21
5.4.370.0270.06018.82
5.4.360.0300.04718.81
5.4.350.0330.06019.08
5.4.340.0230.04318.92
5.4.320.0200.04319.16
5.4.310.0200.03718.88
5.4.300.0230.03318.88
5.4.290.0230.03319.05
5.4.280.0230.03318.92
5.4.270.0400.05018.80
5.4.260.0170.04019.08
5.4.250.0200.03718.80
5.4.240.0230.03019.15
5.4.230.0300.03719.23
5.4.220.0300.02719.12
5.4.210.0230.03719.08
5.4.200.0330.03318.78
5.4.190.0200.03319.05
5.4.180.0230.04719.25
5.4.170.0270.03719.23
5.4.160.0230.03018.90
5.4.150.0270.03019.21
5.4.140.0230.04016.19
5.4.130.0230.03016.44
5.4.120.0230.03716.30
5.4.110.0300.04716.39
5.4.100.0200.03716.30
5.4.90.0230.03716.50
5.4.80.0300.02316.37
5.4.70.0270.06316.36
5.4.60.0230.04016.28
5.4.50.0270.06716.38
5.4.40.0300.04316.20
5.4.30.0230.03316.36
5.4.20.0230.06716.36
5.4.10.0430.05316.41
5.4.00.0330.04715.78
5.3.290.0200.04014.57
5.3.280.0230.03314.43
5.3.270.0400.02714.55
5.3.260.0200.03714.46
5.3.250.0200.04314.55
5.3.240.0170.03714.56
5.3.230.0300.03714.44
5.3.220.0170.04314.52
5.3.210.0200.03714.62
5.3.200.0230.04014.40
5.3.190.0270.05714.41
5.3.180.0200.03714.51
5.3.170.0200.03714.59
5.3.160.0400.06014.51
5.3.150.0300.03314.42
5.3.140.0270.07014.43
5.3.130.0330.06714.39
5.3.120.0230.04714.53
5.3.110.0230.06014.39
5.3.100.0200.06013.99
5.3.90.0370.06313.99
5.3.80.0270.07313.86
5.3.70.0430.05714.06
5.3.60.0300.07013.88
5.3.50.0300.06013.88
5.3.40.0400.06013.89
5.3.30.0330.03713.69
5.3.20.0270.04313.64
5.3.10.0300.05313.53
5.3.00.0300.06713.72
5.2.170.0300.04311.20
5.2.160.0500.02711.19
5.2.150.0200.05011.17
5.2.140.0230.06011.05
5.2.130.0170.04011.05
5.2.120.0370.02311.27
5.2.110.0170.03311.25
5.2.100.0230.06010.96
5.2.90.0230.05011.28
5.2.80.0230.05711.27
5.2.70.0200.03711.14
5.2.60.0230.04010.90
5.2.50.0300.05311.05
5.2.40.0230.05711.08
5.2.30.0270.04710.91
5.2.20.0300.05010.91
5.2.10.0270.04310.77
5.2.00.0200.04310.62
5.1.60.0200.03010.04
5.1.50.0200.03310.04
5.1.40.0170.05710.04
5.1.30.0200.02310.29
5.1.20.0230.05310.25
5.1.10.0170.04710.04
5.1.00.0270.04310.04
5.0.50.0100.02710.04
5.0.40.0100.03710.04
5.0.30.0100.06010.04
5.0.20.0130.03010.04
5.0.10.0130.04310.04
5.0.00.0170.05310.04
4.4.90.0130.03310.04
4.4.80.0070.01710.04
4.4.70.0100.03710.04
4.4.60.0100.03010.04
4.4.50.0200.02710.04
4.4.40.0130.05010.04
4.4.30.0200.01710.04
4.4.20.0170.03310.04
4.4.10.0130.02010.04
4.4.00.0130.04010.04
4.3.110.0070.04010.04
4.3.100.0100.02010.04
4.3.90.0100.03310.04
4.3.80.0100.04010.04
4.3.70.0170.02310.04
4.3.60.0130.02310.04
4.3.50.0100.03310.04
4.3.40.0130.04710.04
4.3.30.0100.03310.04
4.3.20.0130.02710.04
4.3.10.0030.03310.04
4.3.00.0100.03310.04

preferences:
49.56 ms | 401 KiB | 5 Q