3v4l.org

run code in 300+ PHP versions simultaneously
<?php $params = ['add'=>[3434]]; $arr = $params + ['add'=> [], 'remove' =>[]]; //$arr = array_merge(['add'=> [], 'remove' =>[]], $params); var_dump($arr);

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)
8.3.60.0110.00418.18
8.3.50.0210.00821.03
8.3.40.0070.00718.71
8.3.30.0070.00718.77
8.3.20.0020.00220.05
8.3.10.0070.00023.65
8.3.00.0060.00319.13
8.2.180.0100.01018.16
8.2.170.0100.01022.96
8.2.160.0140.00320.52
8.2.150.0070.00024.18
8.2.140.0080.00024.66
8.2.130.0050.00326.16
8.2.120.0040.00421.94
8.2.110.0060.00322.20
8.2.100.0120.00017.75
8.2.90.0050.00219.22
8.2.80.0030.00617.97
8.2.70.0080.00017.50
8.2.60.0110.00017.80
8.2.50.0040.00418.07
8.2.40.0080.00019.82
8.2.30.0040.00418.03
8.2.20.0060.00317.78
8.2.10.0040.00417.92
8.2.00.0000.00817.65
8.1.280.0140.00725.92
8.1.270.0080.00023.96
8.1.260.0000.00726.35
8.1.250.0070.00028.09
8.1.240.0040.00422.52
8.1.230.0070.00417.83
8.1.220.0040.00417.77
8.1.210.0060.00318.77
8.1.200.0060.00317.23
8.1.190.0070.00017.10
8.1.180.0000.00818.10
8.1.170.0080.00418.66
8.1.160.0000.00721.89
8.1.150.0000.00718.85
8.1.140.0040.00417.24
8.1.130.0080.00017.77
8.1.120.0070.00017.28
8.1.110.0040.00417.28
8.1.100.0030.00617.25
8.1.90.0030.00317.38
8.1.80.0040.00417.31
8.1.70.0030.00517.36
8.1.60.0040.00417.41
8.1.50.0080.00017.44
8.1.40.0020.00517.38
8.1.30.0040.00417.58
8.1.20.0040.00417.41
8.1.10.0000.00717.41
8.1.00.0040.00417.33
8.0.300.0060.00318.77
8.0.290.0040.00416.75
8.0.280.0070.00018.38
8.0.270.0070.00017.19
8.0.260.0060.00017.18
8.0.250.0000.00716.97
8.0.240.0030.00317.00
8.0.230.0000.00616.94
8.0.220.0050.00216.79
8.0.210.0000.00716.85
8.0.200.0030.00317.00
8.0.190.0030.00616.87
8.0.180.0040.00416.92
8.0.170.0000.00716.91
8.0.160.0030.00316.83
8.0.150.0070.00016.82
8.0.140.0000.00716.89
8.0.130.0030.00313.28
8.0.120.0030.00516.82
8.0.110.0040.00416.88
8.0.100.0000.00716.74
8.0.90.0070.00016.74
8.0.80.0060.01016.84
8.0.70.0000.00716.73
8.0.60.0000.00916.91
8.0.50.0020.00516.84
8.0.30.0110.00816.98
8.0.20.0080.01017.40
8.0.10.0040.00417.02
8.0.00.0090.00816.79
7.4.330.0000.00415.02
7.4.320.0050.00216.53
7.4.300.0000.00616.53
7.4.290.0030.00316.34
7.4.280.0070.00016.56
7.4.270.0050.00216.57
7.4.260.0000.00716.45
7.4.250.0030.00316.31
7.4.240.0020.00516.35
7.4.230.0030.00316.49
7.4.220.0150.00316.60
7.4.210.0080.00716.46
7.4.200.0040.00416.54
7.4.160.0090.00616.41
7.4.150.0120.00917.40
7.4.140.0100.01217.86
7.4.130.0090.00816.36
7.4.120.0100.01016.48
7.4.110.0090.00916.26
7.4.100.0070.01316.50
7.4.90.0070.01016.22
7.4.80.0210.00319.39
7.4.70.0070.01316.37
7.4.60.0030.01516.38
7.4.50.0000.00916.58
7.4.40.0050.00516.61
7.4.30.0110.01116.41
7.4.00.0070.01014.77
7.3.330.0000.00513.09
7.3.320.0060.00013.08
7.3.310.0070.00016.27
7.3.300.0030.00316.21
7.3.290.0100.00716.23
7.3.280.0090.00716.18
7.3.270.0040.01317.40
7.3.260.0100.00716.21
7.3.250.0060.01116.32
7.3.240.0090.00616.18
7.3.230.0060.01216.39
7.3.210.0070.01016.21
7.3.200.0210.00019.39
7.3.190.0080.00816.36
7.3.180.0030.01316.62
7.3.170.0040.01116.39
7.3.160.0060.00916.48
7.3.120.0140.00414.88
7.3.110.0070.01014.81
7.3.100.0040.01114.45
7.3.90.0100.00714.89
7.3.80.0090.00314.45
7.3.70.0030.00714.75
7.3.60.0030.00714.46
7.3.50.0070.00714.82
7.3.40.0000.00914.72
7.3.30.0000.01314.34
7.3.20.0090.00616.71
7.3.10.0070.00516.50
7.3.00.0050.00916.61
7.2.330.0030.01416.65
7.2.320.0110.01116.55
7.2.310.0100.01016.65
7.2.300.0100.01016.38
7.2.290.0070.01116.40
7.2.250.0000.02014.95
7.2.240.0090.00914.87
7.2.230.0090.00914.94
7.2.220.0030.00614.88
7.2.210.0080.00414.91
7.2.200.0080.00414.82
7.2.190.0080.00814.62
7.2.180.0090.00414.95
7.2.170.0000.00914.87
7.2.130.0140.00316.69
7.2.120.0060.00616.73
7.2.110.0030.01016.50
7.2.100.0070.00716.91
7.2.90.0080.00816.68
7.2.80.0060.00916.41
7.2.70.0070.00716.81
7.2.60.0050.00916.63
7.2.50.0040.01116.94
7.2.40.0090.00616.84
7.2.30.0040.01116.76
7.2.20.0110.00316.52
7.2.10.0060.00316.43
7.2.00.0080.00917.89
7.1.330.0100.00315.81
7.1.320.0120.00415.67
7.1.310.0070.00715.63
7.1.300.0030.00615.92
7.1.290.0040.00815.54
7.1.280.0040.01115.87
7.1.270.0110.00315.69
7.1.260.0060.01015.78
7.1.250.0060.00615.78
7.1.200.0060.00915.66
7.1.100.0060.00618.28
7.1.70.0030.00617.18
7.1.60.0070.01719.11
7.1.50.0090.00616.93
7.1.00.0130.06722.40
7.0.200.0000.00716.79
7.0.140.0030.07022.13
7.0.60.0070.04019.99
7.0.50.0030.04017.85
7.0.40.0170.04719.96
7.0.30.0230.07720.18
7.0.20.0270.06720.33
7.0.10.0200.05720.22
7.0.00.0070.03720.19
5.6.280.0000.07720.98
5.6.210.0130.07320.76
5.6.200.0070.04018.21
5.6.190.0100.08720.77
5.6.180.3300.04020.68
5.6.170.0170.05720.41
5.6.160.0130.05320.37
5.6.150.0100.03718.13
5.6.140.0070.03718.18
5.6.130.0070.08318.22
5.6.120.0070.05020.94
5.6.110.0100.03320.99
5.6.100.0100.08021.13
5.6.90.0170.07320.99
5.6.80.0100.05320.38
5.6.70.4630.03720.36
5.5.350.0170.04320.36
5.5.340.0130.05717.88
5.5.330.0130.08320.23
5.5.320.0330.07320.29
5.5.310.0300.07020.41
5.5.300.0100.07717.93
5.5.290.0070.05017.98
5.5.280.0000.04720.68
5.5.270.0070.06320.76
5.5.260.0100.08020.64
5.5.250.0030.04720.65
5.5.240.0030.03720.25
5.4.450.0230.06019.46
5.4.440.0570.05319.51
5.4.430.0670.06319.45
5.4.420.0630.00019.48
5.4.410.0630.00019.04
5.4.400.0630.00019.19
5.4.390.0630.00019.16
5.4.380.0630.00019.07
5.4.370.0870.00019.00
5.4.360.0700.00019.09
5.4.350.0800.00019.16
5.4.340.0050.03411.97
5.4.320.0060.04112.45
5.4.310.0090.03912.45
5.4.300.0050.04112.45
5.4.290.0080.03512.45
5.4.280.0060.03412.34
5.4.270.0060.03512.34
5.4.260.0050.03712.35
5.4.250.0050.03712.34
5.4.240.0050.03812.34
5.4.230.0050.03912.34
5.4.220.0040.03712.34
5.4.210.0090.03212.34
5.4.200.0090.03412.34
5.4.190.0070.03512.34
5.4.180.0050.03712.34
5.4.170.0080.03312.35
5.4.160.0080.03312.34
5.4.150.0060.03512.34
5.4.140.0080.03512.02
5.4.130.0050.03812.01
5.4.120.0050.03511.97
5.4.110.0060.04111.96
5.4.100.0070.03311.96
5.4.90.0090.04811.96
5.4.80.0090.03711.96
5.4.70.0070.03311.96
5.4.60.0080.03111.96
5.4.50.0020.03811.96
5.4.40.0040.03511.95
5.4.30.0030.03711.95
5.4.20.0100.04211.95
5.4.10.0050.03511.95
5.4.00.0060.03511.43
5.3.290.0110.03412.80
5.3.280.0060.04012.71
5.3.270.0100.03812.73
5.3.260.0070.03612.72
5.3.250.0040.03712.72
5.3.240.0060.04312.71
5.3.230.0060.03612.71
5.3.220.0130.04212.68
5.3.210.0070.03812.68
5.3.200.0070.03712.68
5.3.190.0070.03812.68
5.3.180.0050.03712.67
5.3.170.0050.03712.67
5.3.160.0070.03512.67
5.3.150.0060.03612.68
5.3.140.0070.03812.66
5.3.130.0060.04312.66
5.3.120.0050.04012.66
5.3.110.0040.04012.65
5.3.100.0070.03712.12
5.3.90.0060.03612.08
5.3.80.0040.04812.07
5.3.70.0040.03812.07
5.3.60.0020.03912.06
5.3.50.0060.03612.00
5.3.40.0080.03512.00
5.3.30.0070.03311.95
5.3.20.0050.03511.73
5.3.10.0060.03511.70
5.3.00.0070.03411.68
5.2.170.0020.0329.18
5.2.160.0050.0289.18
5.2.150.0030.0329.18
5.2.140.0030.0319.18
5.2.130.0010.0329.14
5.2.120.0050.0279.14
5.2.110.0080.0259.14
5.2.100.0040.0289.14
5.2.90.0030.0299.14
5.2.80.0070.0289.14
5.2.70.0080.0269.14
5.2.60.0050.0299.09
5.2.50.0070.0269.06
5.2.40.0040.0299.03
5.2.30.0050.0299.02
5.2.20.0050.0279.00
5.2.10.0040.0278.93
5.2.00.0060.0268.78
5.1.60.0050.0238.07
5.1.50.0040.0288.06
5.1.40.0070.0218.05
5.1.30.0050.0248.39
5.1.20.0060.0248.42
5.1.10.0020.0278.14
5.1.00.0080.0208.14
5.0.50.0060.0186.62
5.0.40.0020.0206.48
5.0.30.0050.0286.29
5.0.20.0040.0186.26
5.0.10.0040.0186.23
5.0.00.0040.0296.23
4.4.90.0040.0134.78
4.4.80.0030.0144.76
4.4.70.0040.0184.75
4.4.60.0030.0204.75
4.4.50.0020.0204.77
4.4.40.0030.0234.71
4.4.30.0020.0154.76
4.4.20.0020.0154.84
4.4.10.0040.0144.84
4.4.00.0040.0264.76
4.3.110.0020.0164.66
4.3.100.0030.0204.67
4.3.90.0050.0164.63
4.3.80.0030.0284.58
4.3.70.0040.0134.63
4.3.60.0010.0154.63
4.3.50.0020.0154.63
4.3.40.0040.0224.54
4.3.30.0020.0153.29
4.3.20.0030.0153.26
4.3.10.0020.0153.22
4.3.00.0300.01312.38

preferences:
39.47 ms | 400 KiB | 5 Q