3v4l.org

run code in 300+ PHP versions simultaneously
<?php print_r(array('test') + array('ast', 'bad', 'zest', 'demo')); print_r(array_merge('test', array('ast', 'bad', 'zest', 'demo')));

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)
8.3.60.0100.01016.75
8.3.50.0070.01121.92
8.3.40.0000.01418.97
8.3.30.0040.01119.09
8.3.20.0040.00420.09
8.3.10.0080.00023.65
8.3.00.0030.00520.87
8.2.180.0200.00318.53
8.2.170.0110.00422.96
8.2.160.0090.00618.96
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0050.00319.23
8.2.110.0070.00320.52
8.2.100.0100.00017.78
8.2.90.0070.00019.14
8.2.80.0060.00317.97
8.2.70.0040.00817.63
8.2.60.0060.00317.68
8.2.50.0000.00918.07
8.2.40.0000.00718.22
8.2.30.0040.00418.08
8.2.20.0080.00017.57
8.2.10.0070.00017.91
8.2.00.0030.00617.59
8.1.280.0100.00725.92
8.1.270.0000.00822.04
8.1.260.0000.00826.35
8.1.250.0000.00728.09
8.1.240.0060.00323.88
8.1.230.0040.00719.16
8.1.220.0080.00017.74
8.1.210.0050.00518.77
8.1.200.0040.00417.35
8.1.190.0060.00317.25
8.1.180.0030.00518.10
8.1.170.0000.00818.70
8.1.160.0000.00721.95
8.1.150.0040.00418.41
8.1.140.0060.00317.23
8.1.130.0040.00419.51
8.1.120.0030.00517.25
8.1.110.0030.00617.31
8.1.100.0030.00517.31
8.1.90.0000.00717.29
8.1.80.0040.00417.37
8.1.70.0030.00317.25
8.1.60.0040.00417.36
8.1.50.0060.00317.35
8.1.40.0040.00417.46
8.1.30.0030.00517.56
8.1.20.0040.00417.57
8.1.10.0040.00417.51
8.1.00.0000.00717.32
8.0.300.0040.00418.77
8.0.290.0000.00716.58
8.0.280.0030.00318.25
8.0.270.0030.00517.10
8.0.260.0030.00317.19
8.0.250.0030.00316.87
8.0.240.0070.00016.84
8.0.230.0040.00416.84
8.0.220.0080.00016.75
8.0.210.0080.00016.90
8.0.200.0000.00716.83
8.0.190.0030.00516.86
8.0.180.0030.00516.91
8.0.170.0000.00816.81
8.0.160.0000.00716.84
8.0.150.0040.00416.78
8.0.140.0030.00316.76
8.0.130.0000.00513.33
8.0.120.0000.00716.87
8.0.110.0040.00416.88
8.0.100.0040.00416.83
8.0.90.0070.00016.77
8.0.80.0080.00816.80
8.0.70.0040.00416.88
8.0.60.0030.00316.75
8.0.50.0050.00216.86
8.0.30.0130.00517.01
8.0.20.0100.00917.40
8.0.10.0040.00416.94
8.0.00.0080.00916.77
7.4.330.0020.00215.00
7.4.320.0000.00616.35
7.4.300.0000.00716.36
7.4.290.0060.00016.36
7.4.280.0000.00716.36
7.4.270.0000.00816.35
7.4.260.0000.00816.44
7.4.250.0070.00016.43
7.4.240.0010.00616.37
7.4.230.0070.00016.52
7.4.220.0120.00616.54
7.4.210.0100.00716.45
7.4.200.0030.00316.25
7.4.160.0090.00616.05
7.4.150.0060.01417.40
7.4.140.0030.01317.86
7.4.130.0090.00716.47
7.4.120.0120.00516.36
7.4.110.0150.00516.46
7.4.100.0030.01416.52
7.4.90.0100.00716.46
7.4.80.0070.01019.39
7.4.70.0060.01016.44
7.4.60.0030.01316.27
7.4.50.0000.00716.44
7.4.40.0170.00416.32
7.4.30.0100.00716.38
7.4.00.0130.00314.77
7.3.330.0030.00312.89
7.3.320.0000.00713.13
7.3.310.0000.00616.25
7.3.300.0030.00316.29
7.3.290.0100.00716.16
7.3.280.0060.00816.22
7.3.270.0110.00717.40
7.3.260.0170.03116.42
7.3.250.0100.01116.37
7.3.240.0130.00816.44
7.3.230.0170.00016.39
7.3.210.0100.00716.20
7.3.200.0130.00319.39
7.3.190.0090.01216.15
7.3.180.0060.00916.36
7.3.170.0070.01316.27
7.3.160.0060.01216.22
7.3.120.0100.00714.66
7.2.330.0110.01216.50
7.2.320.0030.01416.49
7.2.310.0030.02016.46
7.2.300.0060.01216.44
7.2.290.0000.02416.41
7.2.60.0070.00716.80
7.2.00.0070.00319.02
7.1.200.0040.00715.64
7.1.100.0070.00418.12
7.1.70.0040.00416.83
7.1.60.0070.01719.70
7.1.50.0130.01016.82
7.1.00.0030.07722.32
7.0.200.0030.00516.58
7.0.140.0070.07022.18
7.0.100.0130.08020.04
7.0.90.0170.06320.00
7.0.80.0100.07720.15
7.0.70.0000.08020.02
7.0.60.0170.07719.88
7.0.50.0130.04320.26
7.0.40.0100.08020.18
7.0.30.0070.04020.15
7.0.20.0130.05320.18
7.0.10.0070.07720.07
7.0.00.0100.07320.04
5.6.280.0070.07021.14
5.6.250.0100.07720.71
5.6.240.0100.04720.54
5.6.230.0100.07320.50
5.6.220.0130.07320.64
5.6.210.0030.09320.56
5.6.200.0070.07020.99
5.6.190.0030.08721.03
5.6.180.0070.07021.11
5.6.170.0030.08021.09
5.6.160.0100.07021.04
5.6.150.0070.07721.13
5.6.140.0070.08321.04
5.6.130.0170.07321.07
5.6.120.0230.06721.00
5.6.110.0130.08021.02
5.6.100.0130.07721.14
5.6.90.0000.08020.95
5.6.80.0070.04320.41
5.6.70.0100.08320.48
5.6.60.0100.06720.49
5.6.50.0030.06320.42
5.6.40.0070.08320.39
5.6.30.0100.06020.48
5.6.20.0070.08020.31
5.6.10.0000.08020.38
5.6.00.0070.06720.42
5.5.380.0100.08020.36
5.5.370.0130.08320.39
5.5.360.0030.06720.33
5.5.350.0070.08020.41
5.5.340.0130.07720.88
5.5.330.0000.08020.87
5.5.320.0030.05320.77
5.5.310.0070.07320.87
5.5.300.0130.08320.79
5.5.290.0200.06020.88
5.5.280.0170.06320.82
5.5.270.0100.07720.81
5.5.260.0030.06020.71
5.5.250.0070.07720.60
5.5.240.0070.05020.15
5.5.230.0100.07320.13
5.5.220.0070.09020.23
5.5.210.0070.05020.25
5.5.200.0170.07320.12
5.5.190.0100.08020.23
5.5.180.0100.08020.21
5.5.160.0030.08320.27
5.5.150.0200.06320.22
5.5.140.0100.07720.26
5.5.130.0030.08320.11
5.5.120.0100.08020.18
5.5.110.0170.07320.14
5.5.100.0070.08020.07
5.5.90.0070.07320.00
5.5.80.0200.06320.04
5.5.70.0070.07719.93
5.5.60.0070.08020.04
5.5.50.0100.07720.11
5.5.40.0070.08320.09
5.5.30.0030.08720.04
5.5.20.0070.07720.14
5.5.10.0030.08020.11
5.5.00.0100.07720.07
5.4.450.0200.06719.37
5.4.440.0100.05319.38
5.4.430.0100.07319.36
5.4.420.0070.07719.19
5.4.410.0030.06019.33
5.4.400.0100.05719.16
5.4.390.0000.05318.85
5.4.380.0170.06319.14
5.4.370.0170.06319.14
5.4.360.0030.08319.04
5.4.350.0070.07718.95
5.4.340.0100.05719.12
5.4.320.0130.07019.13
5.4.310.0100.07019.02
5.4.300.0030.08018.86
5.4.290.0100.07319.22
5.4.280.0130.06319.25
5.4.270.0130.06719.23
5.4.260.0130.06719.20
5.4.250.0130.06319.09
5.4.240.0070.07318.91
5.4.230.0070.07719.17
5.4.220.0130.06719.15
5.4.210.0070.07719.08
5.4.200.0030.07719.13
5.4.190.0200.06319.02
5.4.180.0070.05318.83
5.4.170.0000.08719.16
5.4.160.0100.06719.02
5.4.150.0100.07318.82
5.4.140.0030.08016.45
5.4.130.0030.07716.40
5.4.120.0070.07016.41
5.4.110.0000.07716.38
5.4.100.0070.07316.47
5.4.90.0200.06316.34
5.4.80.0030.07316.46
5.4.70.0130.06316.27
5.4.60.0100.07316.34
5.4.50.0000.07016.36
5.4.40.0100.07016.57
5.4.30.0170.04716.39
5.4.20.0030.07316.30
5.4.10.0170.06316.39
5.4.00.0100.06715.69
5.3.290.0070.08014.68
5.3.280.0170.06314.57
5.3.270.0130.07014.61
5.3.260.0130.07714.62
5.3.250.0100.07714.52
5.3.240.0100.07014.73
5.3.230.0070.07714.64
5.3.220.0170.07014.67
5.3.210.0070.07314.50
5.3.200.0130.07014.49
5.3.190.0100.07014.54
5.3.180.0000.08014.61
5.3.170.0100.07314.64
5.3.160.0030.06014.50
5.3.150.0100.07314.52
5.3.140.0000.07714.47
5.3.130.0100.07314.68
5.3.120.0030.06714.50
5.3.110.0130.06314.63
5.3.100.0030.07713.98
5.3.90.0000.08014.04
5.3.80.0070.07714.06
5.3.70.0070.07013.89
5.3.60.0000.08014.10
5.3.50.0070.07313.93
5.3.40.0070.07313.91
5.3.30.0030.06713.98
5.3.20.0070.05013.62
5.3.10.0100.06713.70
5.3.00.0070.07713.55
5.2.170.0030.07012.61
5.2.160.0100.05312.61
5.2.150.0030.06712.61
5.2.140.0030.04312.61
5.2.130.0100.05312.61
5.2.120.0100.04012.61
5.2.110.0130.03712.61
5.2.100.0030.06012.61
5.2.90.0030.04712.61
5.2.80.0100.05712.61
5.2.70.0030.04712.61
5.2.60.0030.06012.61
5.2.50.0030.06012.61
5.2.40.0030.06312.61
5.2.30.0030.04012.61
5.2.20.0070.05312.61
5.2.10.0100.05712.61
5.2.00.0030.06012.61
5.1.60.0070.05312.61
5.1.50.0070.04312.61
5.1.40.0000.04312.61
5.1.30.0030.06012.61
5.1.20.0170.04712.61
5.1.10.0100.04312.61
5.1.00.0030.05312.61
5.0.50.0070.04012.61
5.0.40.0000.04712.61
5.0.30.0000.07012.61
5.0.20.0070.04312.61
5.0.10.0000.04712.61
5.0.00.0030.07012.61
4.4.90.0030.03012.61
4.4.80.0030.03312.61
4.4.70.0030.02312.61
4.4.60.0070.03012.61
4.4.50.0030.03012.61
4.4.40.0000.05712.61
4.4.30.0100.02712.61
4.4.20.0030.03312.61
4.4.10.0000.03712.61
4.4.00.0030.05012.61
4.3.110.0000.03312.61
4.3.100.0030.03012.61
4.3.90.0000.03312.61
4.3.80.0030.05312.61
4.3.70.0070.03012.61
4.3.60.0030.03712.61
4.3.50.0030.03312.61
4.3.40.0000.05312.61
4.3.30.0000.02012.61
4.3.20.0000.03712.61
4.3.10.0030.01312.61
4.3.00.0030.03312.61

preferences:
50.86 ms | 401 KiB | 5 Q