3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arr['M3'] ='M3'; $wat = $arr + array("J4"=>"J4"); var_dump($wat);

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)
8.3.40.0140.00018.79
8.3.30.0120.00319.22
8.3.20.0000.00720.16
8.3.10.0040.00423.61
8.3.00.0050.00320.97
8.2.170.0100.01022.96
8.2.160.0100.00320.41
8.2.150.0040.00424.18
8.2.140.0000.00724.66
8.2.130.0000.00726.16
8.2.120.0040.00420.96
8.2.110.0030.00720.35
8.2.100.0110.00017.97
8.2.90.0050.00318.16
8.2.80.0000.00917.97
8.2.70.0000.00817.63
8.2.60.0050.00317.93
8.2.50.0000.00818.07
8.2.40.0000.00818.03
8.2.30.0070.00018.12
8.2.20.0040.00417.66
8.2.10.0030.00618.11
8.2.00.0080.00017.75
8.1.270.0080.00022.14
8.1.260.0000.00726.35
8.1.250.0050.00328.09
8.1.240.0080.00022.20
8.1.230.0080.00321.10
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0050.00517.22
8.1.190.0050.00317.13
8.1.180.0060.00318.10
8.1.170.0030.00618.38
8.1.160.0030.00321.88
8.1.150.0080.00018.53
8.1.140.0040.00417.26
8.1.130.0000.00817.79
8.1.120.0000.00817.30
8.1.110.0040.00417.37
8.1.100.0030.00317.43
8.1.90.0050.00317.41
8.1.80.0000.00817.41
8.1.70.0040.00417.34
8.1.60.0000.00717.55
8.1.50.0050.00317.48
8.1.40.0000.00817.33
8.1.30.0040.00417.41
8.1.20.0030.00617.52
8.1.10.0000.00717.52
8.1.00.0110.00017.30
8.0.300.0000.00720.04
8.0.290.0000.00816.63
8.0.280.0000.00718.29
8.0.270.0040.00417.19
8.0.260.0000.00617.11
8.0.250.0030.00316.91
8.0.240.0070.00016.95
8.0.230.0030.00616.98
8.0.220.0030.00316.79
8.0.210.0000.00716.93
8.0.200.0040.00716.91
8.0.190.0040.00417.01
8.0.180.0030.00316.79
8.0.170.0000.00816.92
8.0.160.0080.00016.89
8.0.150.0040.00416.76
8.0.140.0040.00416.84
8.0.130.0000.00513.38
8.0.120.0040.00416.89
8.0.110.0070.00016.73
8.0.100.0070.00016.76
8.0.90.0000.00716.88
8.0.80.0040.01116.81
8.0.70.0030.00517.01
8.0.60.0040.00416.77
8.0.50.0080.00016.88
8.0.30.0150.00417.00
8.0.20.0140.00517.40
8.0.10.0070.00016.99
8.0.00.0140.00716.72
7.4.330.0050.00015.00
7.4.320.0030.00316.38
7.4.300.0030.00316.44
7.4.290.0020.00516.42
7.4.280.0090.00016.53
7.4.270.0000.00816.46
7.4.260.0040.00416.43
7.4.250.0040.00416.39
7.4.240.0040.00316.40
7.4.230.0030.00616.27
7.4.220.0120.00616.61
7.4.210.0040.01116.54
7.4.200.0030.00316.58
7.4.160.0060.01316.45
7.4.150.0120.00417.40
7.4.140.0070.01017.86
7.4.130.0160.00316.55
7.4.120.0110.00616.49
7.4.110.0110.00616.32
7.4.100.0090.01516.53
7.4.90.0060.01216.68
7.4.80.0060.01319.39
7.4.70.0060.00916.51
7.4.60.0100.00616.47
7.4.50.0000.00416.52
7.4.40.0100.00716.41
7.4.30.0140.00316.31
7.4.00.0040.01414.88
7.3.330.0000.00613.25
7.3.320.0020.00213.13
7.3.310.0030.00416.09
7.3.300.0070.00016.15
7.3.290.0110.00716.28
7.3.280.0090.00816.26
7.3.270.0030.01317.40
7.3.260.0100.00716.42
7.3.250.0090.00716.25
7.3.240.0040.01416.27
7.3.230.0120.00416.39
7.3.210.0060.01016.22
7.3.200.0100.01019.39
7.3.190.0120.00616.31
7.3.180.0060.00916.27
7.3.170.0090.01316.27
7.3.160.0070.01316.19
7.3.120.0040.00814.81
7.3.110.0040.00714.73
7.3.100.0030.00715.00
7.3.90.0100.00314.89
7.3.80.0000.01415.06
7.3.70.0070.00414.71
7.3.60.0060.00914.68
7.3.50.0030.00614.62
7.3.40.0030.00614.89
7.3.30.0100.00314.82
7.3.20.0040.01216.45
7.3.10.0070.01016.63
7.3.00.0040.01216.54
7.2.330.0080.00816.69
7.2.320.0120.00616.39
7.2.310.0170.00516.43
7.2.300.0130.00316.70
7.2.290.0030.01516.55
7.2.240.0040.00414.83
7.2.230.0000.01115.22
7.2.220.0100.00614.88
7.2.210.0060.00915.00
7.2.200.0000.01414.75
7.2.190.0030.01015.15
7.2.180.0030.00914.92
7.2.170.0040.00814.98
7.2.160.0120.00014.96
7.2.150.0060.00916.86
7.2.140.0030.00716.49
7.2.130.0050.00517.04
7.2.120.0140.00016.62
7.2.110.0040.00816.87
7.2.100.0060.00616.60
7.2.90.0070.00316.96
7.2.80.0040.01116.82
7.2.70.0040.01116.85
7.2.60.0040.00716.78
7.2.50.0030.01317.00
7.2.40.0030.01016.67
7.2.30.0110.00016.83
7.2.20.0060.00316.95
7.2.10.0030.01216.93
7.2.00.0040.00917.88
7.1.330.0030.00715.70
7.1.320.0030.00515.63
7.1.310.0090.00315.77
7.1.300.0000.00915.84
7.1.290.0030.00615.84
7.1.280.0060.00915.59
7.1.270.0080.00415.81
7.1.260.0060.01015.79
7.1.250.0040.01115.82
7.1.100.0030.00917.91
7.1.70.0030.00517.37
7.1.60.0100.01419.70
7.1.50.0090.01216.98
7.1.00.0100.07022.48
7.0.200.0000.00716.23
7.0.140.0000.09721.99
7.0.110.0030.08320.03
7.0.100.0230.06719.93
7.0.90.0130.07020.04
7.0.80.0030.08319.92
7.0.70.0070.06719.88
7.0.60.0100.08019.98
7.0.50.0130.07719.93
7.0.40.0130.07019.88
7.0.30.0100.06719.75
7.0.20.0100.06319.84
7.0.10.0030.07719.65
7.0.00.0070.08019.69
5.6.260.0070.08320.59
5.6.250.0070.08020.68
5.6.240.0130.08320.51
5.6.230.0300.06320.62
5.6.220.0030.08320.64
5.6.210.0130.07020.81
5.6.200.0100.08020.63
5.6.190.0030.06320.55
5.6.180.0130.07320.70
5.6.170.0070.08720.64
5.6.160.0130.06320.63
5.6.150.0170.06720.64
5.6.140.0100.07320.63
5.6.130.0070.09020.67
5.6.120.0030.05320.61
5.6.110.0100.07720.59
5.6.100.0130.07320.66
5.6.90.0000.08320.44
5.6.80.0070.07720.02
5.6.70.0100.07719.98
5.6.60.0170.07020.06
5.6.50.0100.07320.23
5.6.40.0130.06319.96
5.6.30.0130.07019.98
5.6.20.0100.07019.99
5.6.10.0000.05019.96
5.6.00.0170.06720.02
5.5.380.0070.08020.24
5.5.370.0200.07020.55
5.5.360.0070.04720.33
5.5.350.0100.04720.43
5.5.340.0030.08320.99
5.5.330.0000.06320.87
5.5.320.0070.08720.77
5.5.310.0070.08320.94
5.5.300.0170.07020.98
5.5.290.0170.07720.94
5.5.280.0000.08720.86
5.5.270.0070.09020.93
5.5.260.0030.08720.93
5.5.250.0100.07320.64
5.5.240.0170.07020.08
5.5.230.0130.07020.32
5.5.220.0000.08320.27
5.5.210.0070.08320.35
5.5.200.0070.04320.31
5.5.190.0030.08020.21
5.5.180.0130.07020.21
5.5.160.0100.07720.08
5.5.150.0030.08020.23
5.5.140.0070.04020.13
5.5.130.0200.06020.31
5.5.120.0100.08020.15
5.5.110.0100.06320.18
5.5.100.0030.08020.05
5.5.90.0070.07020.14
5.5.80.0000.08019.99
5.5.70.0070.05020.23
5.5.60.0030.04320.13
5.5.50.0030.05020.02
5.5.40.0000.04020.20
5.5.30.0100.04020.16
5.5.20.0030.04020.23
5.5.10.0070.03720.15
5.5.00.0000.04019.93
5.4.450.0030.08019.50
5.4.440.0030.08319.60
5.4.430.0000.05719.59
5.4.420.0200.06719.35
5.4.410.0130.07319.18
5.4.400.0000.08719.10
5.4.390.0030.08019.10
5.4.380.0100.07719.12
5.4.370.0070.07319.12
5.4.360.0070.07719.00
5.4.350.0070.07319.12
5.4.340.0030.07018.93
5.4.320.0000.08318.95
5.4.310.0000.07319.16
5.4.300.0230.06018.96
5.4.290.0230.03719.28
5.4.280.0070.07719.07
5.4.270.0070.07319.12
5.4.260.0000.08019.11
5.4.250.0070.04719.02
5.4.240.0070.07319.09
5.4.230.0070.04319.04
5.4.220.0070.03719.11
5.4.210.0070.04019.16
5.4.200.0100.03018.95
5.4.190.0030.05019.14
5.4.180.0030.04319.02
5.4.170.0070.06719.18
5.4.160.0030.03319.04
5.4.150.0070.03319.16
5.4.140.0070.03016.22
5.4.130.0030.03316.11
5.4.120.0030.03316.43
5.4.110.0100.06016.19
5.4.100.0100.07316.53
5.4.90.0170.05316.38
5.4.80.0100.06316.17
5.4.70.0100.03316.27
5.4.60.0000.06016.38
5.4.50.0030.05716.21
5.4.40.0130.06316.43
5.4.30.0070.04016.52
5.4.20.0070.03016.10
5.4.10.0000.03716.20
5.4.00.0030.05315.86
5.3.290.0070.06714.53
5.3.280.0000.07714.69
5.3.270.0000.04014.61
5.3.260.0070.03314.69
5.3.250.0000.04314.67
5.3.240.0000.04314.44
5.3.230.0070.04314.45
5.3.220.0070.05714.59
5.3.210.0000.03714.35
5.3.200.0070.07014.57
5.3.190.0030.07714.56
5.3.180.0030.06314.55
5.3.170.0030.06014.46
5.3.160.0030.04314.58
5.3.150.0070.05314.49
5.3.140.0030.03714.44
5.3.130.0100.06014.48
5.3.120.0000.04314.64
5.3.110.0030.05714.46
5.3.100.0070.03714.30
5.3.90.0130.05014.30
5.3.80.0030.03714.30
5.3.70.0030.03314.30
5.3.60.0070.03314.30
5.3.50.0030.03714.30
5.3.40.0030.03714.30
5.3.30.0030.03314.30
5.3.20.0030.03314.30
5.3.10.0070.03014.30
5.3.00.0000.03314.30
5.2.170.0030.03014.30
5.2.160.0000.05714.30
5.2.150.0000.03014.30
5.2.140.0030.04714.30
5.2.130.0030.02714.30
5.2.120.0030.03314.30
5.2.110.0000.03014.30
5.2.100.0030.02714.30
5.2.90.0030.02714.30
5.2.80.0030.03014.30
5.2.70.0030.02714.30
5.2.60.0070.02314.30
5.2.50.0030.02714.30
5.2.40.0030.02714.30
5.2.30.0030.02714.30
5.2.20.0000.03014.30
5.2.10.0030.02714.30
5.2.00.0000.03014.30
5.1.60.0070.02014.30
5.1.50.0030.02314.30
5.1.40.0070.04314.30
5.1.30.0030.02314.30
5.1.20.0030.02314.30
5.1.10.0030.02714.30
5.1.00.0100.02014.30
5.0.50.0030.01714.30
5.0.40.0000.02014.30
5.0.30.0030.02714.30
5.0.20.0000.02014.30
5.0.10.0030.01714.30
5.0.00.0030.02714.30
4.4.90.0030.01314.30
4.4.80.0000.01714.30
4.4.70.0000.02014.30
4.4.60.0000.01714.30
4.4.50.0000.01714.30
4.4.40.0000.02714.30
4.4.30.0000.01714.30
4.4.20.0000.01714.30
4.4.10.0070.01014.30
4.4.00.0000.03714.30
4.3.110.0000.01714.30
4.3.100.0070.03014.30
4.3.90.0030.01314.30
4.3.80.0030.05714.30
4.3.70.0070.03014.30
4.3.60.0000.03014.30
4.3.50.0030.03314.30
4.3.40.0030.04714.30
4.3.30.0070.03014.30
4.3.20.0000.03714.30
4.3.10.0030.03714.30
4.3.00.0030.03314.30

preferences:
55.7 ms | 400 KiB | 5 Q