3v4l.org

run code in 300+ PHP versions simultaneously
<?php print_r(array('User' => 1) + array('User' => 2));

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)
8.3.40.0070.01418.70
8.3.30.0140.00018.41
8.3.20.0040.00418.68
8.3.10.0040.00420.80
8.3.00.0040.00419.66
8.2.170.0060.00922.96
8.2.160.0040.01120.34
8.2.150.0040.00424.18
8.2.140.0000.00824.66
8.2.130.0070.00026.16
8.2.120.0040.00419.14
8.2.110.0000.00920.37
8.2.100.0040.00817.72
8.2.90.0000.00719.14
8.2.80.0000.00719.39
8.2.70.0040.00417.38
8.2.60.0060.00317.93
8.2.50.0090.00018.07
8.2.40.0000.00818.09
8.2.30.0040.00421.16
8.2.20.0000.00717.39
8.2.10.0050.00317.42
8.2.00.0060.00617.47
8.1.270.0030.00623.99
8.1.260.0040.00426.35
8.1.250.0050.00328.09
8.1.240.0030.00622.45
8.1.230.0060.00620.69
8.1.220.0040.00418.77
8.1.210.0080.00018.96
8.1.200.0060.00317.23
8.1.190.0090.00017.26
8.1.180.0040.00418.10
8.1.170.0020.00518.59
8.1.160.0000.00718.71
8.1.150.0050.00218.37
8.1.140.0040.00417.31
8.1.130.0040.00417.75
8.1.120.0050.00317.16
8.1.110.0000.00717.28
8.1.100.0040.00417.29
8.1.90.0040.00417.33
8.1.80.0070.00017.21
8.1.70.0000.00717.29
8.1.60.0060.00317.46
8.1.50.0040.00417.33
8.1.40.0020.00517.30
8.1.30.0050.00317.47
8.1.20.0030.00617.54
8.1.10.0070.00017.41
8.1.00.0000.00817.20
8.0.300.0000.00819.73
8.0.290.0030.00317.05
8.0.280.0000.00718.30
8.0.270.0000.00717.12
8.0.260.0040.00416.65
8.0.250.0000.00716.91
8.0.240.0000.00816.84
8.0.230.0000.00716.90
8.0.220.0070.00016.68
8.0.210.0050.00216.73
8.0.200.0000.00716.98
8.0.190.0040.00416.90
8.0.180.0040.00416.90
8.0.170.0050.00316.84
8.0.160.0040.00416.86
8.0.150.0040.00416.77
8.0.140.0040.00416.74
8.0.130.0060.00013.28
8.0.120.0000.00816.76
8.0.110.0050.00216.79
8.0.100.0000.00716.69
8.0.90.0070.00016.82
8.0.80.0070.00816.81
8.0.70.0040.00416.68
8.0.60.0040.00416.85
8.0.50.0030.00616.68
8.0.30.0080.01117.09
8.0.20.0100.00817.40
8.0.10.0040.00416.95
8.0.00.0110.00716.64
7.4.330.0000.00516.71
7.4.320.0030.00316.46
7.4.300.0030.00316.40
7.4.290.0070.00016.26
7.4.280.0030.00316.46
7.4.270.0030.00316.36
7.4.260.0000.00513.01
7.4.250.0000.00716.35
7.4.240.0070.00016.32
7.4.230.0000.00716.36
7.4.220.0090.00916.26
7.4.210.0080.00816.36
7.4.200.0040.00416.56
7.4.190.0040.00416.59
7.4.160.0120.00616.13
7.4.150.0120.00617.40
7.4.140.0080.00917.86
7.4.130.0090.00816.24
7.4.120.0080.01116.37
7.4.110.0040.01816.24
7.4.100.0100.00716.35
7.4.90.0060.01216.40
7.4.80.0130.00919.39
7.4.70.0030.01416.47
7.4.60.0100.00616.38
7.4.50.0030.00616.35
7.4.40.0110.00722.77
7.4.30.0070.01016.35
7.4.00.0030.01214.72
7.3.330.0000.00612.88
7.3.320.0030.00312.95
7.3.310.0080.00016.00
7.3.300.0000.00616.10
7.3.290.0040.01116.11
7.3.280.0050.01016.15
7.3.270.0090.00917.40
7.3.260.0080.01318.24
7.3.250.0060.01016.27
7.3.240.0060.01116.39
7.3.230.0070.01016.39
7.3.210.0050.01416.14
7.3.200.0060.01219.39
7.3.190.0070.01016.04
7.3.180.0060.00916.08
7.3.170.0090.00616.27
7.3.160.0140.00316.10
7.3.120.0080.00714.58
7.3.110.0070.01014.54
7.3.100.0030.01414.66
7.3.90.0030.01014.66
7.3.80.0000.01014.30
7.3.70.0030.01014.34
7.3.60.0040.01214.71
7.3.50.0040.01114.45
7.3.40.0110.00014.46
7.3.30.0140.00314.42
7.3.20.0030.00716.52
7.3.10.0060.00516.37
7.3.00.0080.00416.44
7.2.330.0090.00916.43
7.2.320.0150.00316.14
7.2.310.0140.00716.52
7.2.300.0120.00916.32
7.2.290.0060.00916.47
7.2.250.0100.01014.73
7.2.240.0130.00614.74
7.2.230.0070.01315.10
7.2.220.0030.00614.58
7.2.210.0000.01414.74
7.2.200.0000.01414.91
7.2.190.0030.01314.68
7.2.180.0030.01014.74
7.2.170.0080.00414.68
7.2.130.0090.00316.46
7.2.120.0030.00716.72
7.2.110.0070.00516.54
7.2.100.0080.00316.65
7.2.90.0110.00516.61
7.2.80.0030.01016.50
7.2.70.0070.00616.55
7.2.60.0080.00716.42
7.2.50.0100.00816.35
7.2.40.0090.00416.71
7.2.30.0050.01016.76
7.2.20.0080.00516.56
7.2.10.0060.00716.34
7.2.00.0060.00716.57
7.1.330.0070.01015.75
7.1.320.0060.00615.73
7.1.310.0030.01015.79
7.1.300.0030.01315.67
7.1.290.0060.00315.65
7.1.280.0080.00415.66
7.1.270.0060.00615.46
7.1.260.0000.01215.74
7.1.250.0090.00415.56
7.1.200.0000.01215.50
7.1.70.0000.01217.09
7.1.60.0040.01217.30
7.1.50.0080.01316.95
7.1.40.0070.01416.33
7.1.30.0060.01116.44
7.1.20.0060.00616.66
7.1.10.0070.01016.54
7.1.00.0050.00216.43
7.0.200.0080.00416.70
7.0.190.0060.00416.45
7.0.180.0060.00315.99
7.0.170.0050.00516.11
7.0.160.0000.01016.21
7.0.150.0040.01116.22
7.0.140.0020.00516.11
7.0.130.0000.00816.19
7.0.120.0030.00616.40
7.0.110.0000.00816.17
7.0.100.0030.00616.21
7.0.90.0030.01016.17
7.0.80.0000.00716.26
7.0.70.0040.00416.19
7.0.60.0120.00916.15
7.0.50.0030.00616.20
7.0.40.0040.00415.96
7.0.30.0070.00015.96
7.0.20.0040.00415.96
7.0.10.0000.00715.96
7.0.00.0030.00615.96
5.6.300.0070.07520.90
5.6.290.0000.06120.79
5.6.280.0030.04620.86
5.6.270.0030.04321.03
5.6.260.0030.04320.90
5.6.250.0000.04621.06
5.6.240.0060.04421.06
5.6.230.0030.05620.85
5.6.220.0030.04620.85
5.6.210.0030.07820.95
5.6.200.0030.04520.86
5.6.190.0030.04420.89
5.6.180.0030.04020.77
5.6.170.0100.03721.04
5.6.160.0030.04920.82
5.6.150.0000.04820.99
5.6.140.0030.04820.81
5.6.130.0070.03720.82
5.6.120.0060.03920.92
5.6.110.0030.04620.83
5.6.100.0000.04920.84
5.6.90.0030.03920.74
5.6.80.0030.04520.21
5.6.70.0030.04120.39
5.6.60.0030.04120.11
5.6.50.0070.04120.20
5.6.40.0070.04020.18
5.6.30.0030.05020.34
5.6.20.0100.04620.17
5.6.10.0070.03720.30
5.6.00.0030.03820.18
5.5.380.0000.04317.44
5.5.370.0030.04317.41
5.5.360.0030.04417.45
5.5.350.0000.05017.43
5.5.340.0000.04118.03
5.5.330.0030.04317.70
5.5.320.0070.03918.06
5.5.310.0000.05717.93
5.5.300.0030.03717.70
5.5.290.0030.04517.94
5.5.280.0030.04318.00
5.5.270.0130.02917.99
5.5.260.0070.04017.83
5.5.250.0100.03217.88
5.5.240.0000.04417.38
5.5.230.0000.04517.35
5.5.220.0070.05717.32
5.5.210.0000.04317.44
5.5.200.0070.03317.35
5.5.190.0070.03717.21
5.5.180.0070.03617.32
5.5.160.0070.06717.41
5.5.150.0000.04017.34
5.5.140.0030.04517.32
5.5.130.0000.04017.09
5.5.120.0100.03117.43
5.5.110.0060.03517.20
5.5.100.0030.03917.28
5.5.90.0000.04417.27
5.5.80.0100.03017.31
5.5.70.0030.03817.08
5.5.60.0070.04017.24
5.5.50.0000.04317.18
5.5.40.0030.05616.94
5.5.30.0030.03617.20
5.5.20.0000.07317.18
5.5.10.0000.04117.27
5.5.00.0100.04517.16
5.4.450.0000.04319.18
5.4.440.0000.05019.47
5.4.430.0000.04219.36
5.4.420.0030.03919.44
5.4.410.0070.03719.20
5.4.400.0100.02919.07
5.4.390.0030.04219.02
5.4.380.0060.03519.07
5.4.370.0000.04119.07
5.4.360.0030.05818.98
5.4.350.0000.04719.03
5.4.340.0000.04318.98
5.4.320.0000.04118.85
5.4.310.0070.04618.91
5.4.300.0030.03919.14
5.4.290.0070.03719.11
5.4.280.0000.04518.91
5.4.270.0030.04219.09
5.4.260.0000.04219.07
5.4.250.0100.03619.01
5.4.240.0000.04619.01
5.4.230.0070.03318.96
5.4.220.0030.06419.18
5.4.210.0070.03418.97
5.4.200.0070.07018.91
5.4.190.0000.04819.04
5.4.180.0030.05219.13
5.4.170.0040.03619.05
5.4.160.0070.05319.07
5.4.150.0000.06819.00
5.4.140.0100.03516.66
5.4.130.0000.03916.29
5.4.120.0030.03716.32
5.4.110.0030.05516.41
5.4.100.0030.04016.61
5.4.90.0000.03916.57
5.4.80.0030.06316.49
5.4.70.0030.03316.68
5.4.60.0000.03716.48
5.4.50.0100.02716.43
5.4.40.0070.03716.61
5.4.30.0060.04516.33
5.4.20.0070.03316.54
5.4.10.0030.04316.63
5.4.00.0170.03015.96
5.3.290.0030.03715.96
5.3.280.0030.03615.96
5.3.270.0000.04915.96
5.3.260.0070.03215.96
5.3.250.0070.03215.96
5.3.240.0030.03715.96
5.3.230.0100.03415.96
5.3.220.0000.03815.96
5.3.210.0000.04715.96
5.3.200.0070.03615.96
5.3.190.0030.03515.96
5.3.180.0030.04815.96
5.3.170.0040.03515.96
5.3.160.0030.03615.96
5.3.150.0000.04515.96
5.3.140.0030.04815.96
5.3.130.0070.03215.96
5.3.120.0030.04015.96
5.3.110.0130.03615.96
5.3.100.0100.03915.96
5.3.90.0000.04215.96
5.3.80.0030.03815.96
5.3.70.0000.03915.96
5.3.60.0030.03715.96
5.3.50.0000.04515.96
5.3.40.0070.04115.96
5.3.30.0070.04115.96
5.3.20.0000.05615.96
5.3.10.0000.03515.96
5.3.00.0300.03015.96
5.2.170.0030.03115.96
5.2.160.0040.02815.96
5.2.150.0000.03215.96
5.2.140.0000.03815.96
5.2.130.0060.02615.96
5.2.120.0000.02915.96
5.2.110.0070.02315.96
5.2.100.0000.03315.96
5.2.90.0030.02815.96
5.2.80.0060.02915.96
5.2.70.0060.03115.96
5.2.60.0000.03115.96
5.2.50.0000.03115.96
5.2.40.0030.03515.96
5.2.30.0030.02815.96
5.2.20.0000.03415.96
5.2.10.0060.02615.96
5.2.00.0030.02715.96
5.1.60.0000.02615.96
5.1.50.0030.02315.96
5.1.40.0030.03015.96
5.1.30.0060.02215.96
5.1.20.0060.02815.96
5.1.10.0240.02415.96
5.1.00.0060.02115.96
5.0.50.0000.02215.96
5.0.40.0000.02215.96
5.0.30.0000.03115.96
5.0.20.0000.02015.96
5.0.10.0030.01815.96
5.0.00.0030.02715.96
4.4.90.0030.01515.96
4.4.80.0040.01415.96
4.4.70.0000.01715.96
4.4.60.0030.02415.96
4.4.50.0030.01815.96
4.4.40.0000.02615.96
4.4.30.0040.01415.96
4.4.20.0030.01615.96
4.4.10.0000.01715.96
4.4.00.0000.02715.96
4.3.110.0000.01815.96
4.3.100.0000.01615.96
4.3.90.0000.01615.96
4.3.80.0030.02315.96
4.3.70.0000.01615.96
4.3.60.0000.01715.96
4.3.50.0030.01315.96
4.3.40.0000.02415.96
4.3.30.0060.01215.96
4.3.20.0000.01715.96
4.3.10.0040.01515.96
4.3.00.0000.02015.96

preferences:
42.58 ms | 400 KiB | 5 Q