3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(urlencode ( 'title="tst"' )); $array1 = array('111' => 'test11', '222' => 'test12'); $array2 = array('111' => 'test21', '222' => 'test22'); $array3 = array('111' => 'test31', '222' => 'test32'); var_dump(array_merge($array1, $array2, $array3));

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)
8.3.60.0120.00316.50
8.3.50.0260.00321.93
8.3.40.0180.00018.61
8.3.30.0140.00019.09
8.3.20.0050.00320.18
8.3.10.0030.00523.65
8.3.00.0030.00519.43
8.2.180.0100.00716.75
8.2.170.0110.00422.96
8.2.160.0000.01320.39
8.2.150.0080.00024.18
8.2.140.0000.00824.66
8.2.130.0100.00326.16
8.2.120.0030.00521.09
8.2.110.0090.00022.33
8.2.100.0040.00817.61
8.2.90.0040.00419.08
8.2.80.0040.00417.97
8.2.70.0040.00417.50
8.2.60.0050.00317.80
8.2.50.0040.00418.07
8.2.40.0000.00818.22
8.2.30.0000.00718.22
8.2.20.0050.00217.52
8.2.10.0000.00718.09
8.2.00.0070.00017.52
8.1.280.0090.00925.92
8.1.270.0080.00023.85
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0090.00022.01
8.1.230.0080.00319.10
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0060.00317.25
8.1.190.0040.00417.13
8.1.180.0040.00418.10
8.1.170.0080.00018.40
8.1.160.0000.00821.86
8.1.150.0000.00718.49
8.1.140.0040.00417.42
8.1.130.0050.00217.73
8.1.120.0040.00417.36
8.1.110.0020.00517.38
8.1.100.0000.00717.30
8.1.90.0030.00317.29
8.1.80.0050.00217.30
8.1.70.0030.00317.25
8.1.60.0040.00417.56
8.1.50.0030.00617.46
8.1.40.0000.00717.43
8.1.30.0030.00517.55
8.1.20.0000.00717.56
8.1.10.0050.00217.42
8.1.00.0040.00417.35
8.0.300.0000.00818.77
8.0.290.0070.00016.63
8.0.280.0000.00718.29
8.0.270.0070.00317.13
8.0.260.0060.00017.19
8.0.250.0030.00316.88
8.0.240.0050.00316.72
8.0.230.0030.00316.85
8.0.220.0030.00316.71
8.0.210.0070.00016.73
8.0.200.0060.00016.79
8.0.190.0070.00416.87
8.0.180.0040.00416.67
8.0.170.0000.00816.85
8.0.160.0080.00016.85
8.0.150.0070.00016.82
8.0.140.0040.00416.65
8.0.130.0000.00513.29
8.0.120.0030.00516.76
8.0.110.0040.00416.77
8.0.100.0040.00416.79
8.0.90.0030.00316.64
8.0.80.0060.00916.80
8.0.70.0000.00716.77
8.0.60.0040.00416.71
8.0.50.0070.00016.64
8.0.30.0060.01316.99
8.0.20.0100.01017.40
8.0.10.0000.00717.05
8.0.00.0060.01116.65
7.4.330.0050.00015.00
7.4.320.0070.00016.51
7.4.300.0000.00716.59
7.4.290.0030.00316.52
7.4.280.0050.00316.34
7.4.270.0070.00016.52
7.4.260.0000.00816.36
7.4.250.0090.00016.39
7.4.240.0050.00216.48
7.4.230.0000.00716.54
7.4.220.0090.01516.47
7.4.210.0060.01416.48
7.4.200.0000.00716.64
7.4.160.0080.00816.44
7.4.150.0120.00917.40
7.4.140.0060.01117.86
7.4.130.0070.01016.49
7.4.120.0090.00816.46
7.4.110.0070.01116.42
7.4.100.0070.01016.38
7.4.90.0100.01016.60
7.4.80.0090.01319.39
7.4.70.0120.00616.50
7.4.60.0030.01416.45
7.4.50.0040.00016.22
7.4.40.0040.01316.16
7.4.30.0110.00516.29
7.4.00.0100.00614.76
7.3.330.0000.00612.99
7.3.320.0020.00213.11
7.3.310.0000.00715.99
7.3.300.0070.00016.14
7.3.290.0080.00616.08
7.3.280.0100.00716.14
7.3.270.0090.00917.40
7.3.260.0100.01316.21
7.3.250.0070.01016.30
7.3.240.0100.00716.39
7.3.230.0150.00916.39
7.3.210.0070.01016.10
7.3.200.0070.01019.39
7.3.190.0100.00716.13
7.3.180.0030.01216.09
7.3.170.0110.00616.27
7.3.160.0120.00316.12
7.3.120.0000.01614.48
7.2.330.0060.01316.52
7.2.320.0120.00916.23
7.2.310.0160.00616.32
7.2.300.0070.01016.55
7.2.290.0070.01016.61
7.2.00.0000.01219.38
7.1.100.0630.01116.21
7.1.70.0030.00317.04
7.1.60.0130.01019.70
7.1.50.0100.01016.74
7.1.00.0070.07322.34
7.0.200.0050.00216.73
7.0.140.0000.07721.90
7.0.60.0030.08719.99
7.0.50.0070.03717.80
7.0.40.0130.05319.98
7.0.30.0600.06320.09
7.0.20.0230.05020.13
7.0.10.0170.07320.30
7.0.00.0030.04320.12
5.6.280.0070.07021.10
5.6.210.0100.07320.54
5.6.200.0100.07718.17
5.6.190.0030.04320.45
5.6.180.2570.04020.41
5.6.170.0370.08320.62
5.6.160.0170.06320.54
5.6.150.0100.07718.22
5.6.140.0030.08318.16
5.6.130.0200.07718.11
5.6.120.0170.04320.95
5.6.110.0130.07720.98
5.6.100.0100.08020.88
5.6.90.0030.04321.02
5.6.80.0070.08020.50
5.5.350.0070.08320.44
5.5.340.0070.06017.95
5.5.330.0130.07720.25
5.5.320.0270.06320.37
5.5.310.0370.05720.18
5.5.300.0070.03718.00
5.5.290.0100.03317.92
5.5.280.0200.07720.87
5.5.270.0100.08020.75
5.5.260.0130.07020.63
5.5.250.0100.07320.68
5.5.240.4230.03020.26
5.4.450.1130.04019.26
5.4.440.0200.04043.92
5.4.430.0130.05743.91
5.4.420.0130.05043.90
5.4.410.0270.04343.90
5.4.400.0170.04743.90
5.4.390.0330.04343.87
5.4.380.0130.06318.61
5.4.370.0130.05318.61
5.4.360.0200.04718.50
5.4.350.0170.05318.68
5.4.340.0030.05318.60
5.4.320.0030.04212.45
5.4.310.0060.03812.45
5.4.300.0040.03812.45
5.4.290.0020.04212.45
5.4.280.0060.03412.35
5.4.270.0070.04412.35
5.4.260.0060.04612.35
5.4.250.0090.04512.35
5.4.240.0040.04212.35
5.4.230.0050.04312.34
5.4.220.0050.03712.34
5.4.210.0050.03612.34
5.4.200.0060.03712.34
5.4.190.0040.04212.34
5.4.180.0060.04112.34
5.4.170.0060.03512.35
5.4.160.0050.03612.34
5.4.150.0080.03512.34
5.4.140.0070.03512.02
5.4.130.0060.04112.02
5.4.120.0060.03511.97
5.4.110.0100.03711.96
5.4.100.0040.03611.97
5.4.90.0040.03811.97
5.4.80.0100.03411.96
5.4.70.0080.03511.96
5.4.60.0100.03011.96
5.4.50.0060.04611.96
5.4.40.0040.03711.95
5.4.30.0070.03411.95
5.4.20.0040.04811.95
5.4.10.0060.03511.95
5.4.00.0030.03911.44
5.3.290.0050.05412.80
5.3.280.0050.03812.71
5.3.270.0040.04012.72
5.3.260.0070.03812.72
5.3.250.0040.03912.72
5.3.240.0070.03612.72
5.3.230.0060.03712.71
5.3.220.0020.04112.68
5.3.210.0040.04012.68
5.3.200.0070.03412.68
5.3.190.0100.03312.68
5.3.180.0070.03312.67
5.3.170.0080.04112.67
5.3.160.0070.03912.67
5.3.150.0100.03712.67
5.3.140.0070.03412.66
5.3.130.0050.03912.66
5.3.120.0080.03612.66
5.3.110.0070.03712.66
5.3.100.0050.03912.11
5.3.90.0020.04112.08
5.3.80.0040.03812.08
5.3.70.0050.03712.07
5.3.60.0070.03512.07
5.3.50.0090.03312.00
5.3.40.0060.03712.00
5.3.30.0050.03511.95
5.3.20.0070.03311.72
5.3.10.0050.04011.69
5.3.00.0070.03511.68
5.2.170.0080.0399.18
5.2.160.0030.0299.18
5.2.150.0060.0349.18
5.2.140.0020.0329.18
5.2.130.0030.0299.13
5.2.120.0040.0289.13
5.2.110.0060.0309.14
5.2.100.0050.0309.14
5.2.90.0030.0309.13
5.2.80.0070.0289.13
5.2.70.0050.0329.14
5.2.60.0040.0309.09
5.2.50.0050.0299.05
5.2.40.0050.0289.03
5.2.30.0100.0339.01
5.2.20.0060.0269.00
5.2.10.0040.0278.92
5.2.00.0050.0278.78
5.1.60.0070.0278.06
5.1.50.0030.0268.06
5.1.40.0040.0268.04
5.1.30.0030.0278.39
5.1.20.0020.0288.41
5.1.10.0030.0288.14
5.1.00.0060.0268.14
5.0.50.0010.0236.62
5.0.40.0040.0196.48
5.0.30.0050.0316.29
5.0.20.0040.0196.26
5.0.10.0050.0256.24
5.0.00.0040.0306.23
4.4.90.0040.0154.78
4.4.80.0040.0144.76
4.4.70.0040.0144.75
4.4.60.0020.0164.76
4.4.50.0040.0194.77
4.4.40.0010.0274.71
4.4.30.0030.0164.76
4.4.20.0020.0164.84
4.4.10.0040.0154.85
4.4.00.0040.0284.76
4.3.110.0030.0164.66
4.3.100.0030.0154.67
4.3.90.0050.0124.63
4.3.80.0000.0274.58
4.3.70.0030.0144.63
4.3.60.0020.0154.63
4.3.50.0030.0154.63
4.3.40.0030.0244.54
4.3.30.0010.0183.28
4.3.20.0030.0153.25
4.3.10.0020.0153.21
4.3.00.0000.01743.84

preferences:
40.65 ms | 401 KiB | 5 Q