3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(array('a' => 1) + array('c' => 123, 'd' => 23));

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)
8.3.40.0110.01118.75
8.3.30.0090.00920.09
8.3.20.0050.00320.09
8.3.10.0110.00321.02
8.3.00.0130.00622.21
8.2.170.0090.00622.96
8.2.160.0120.00622.31
8.2.150.0130.00624.18
8.2.140.0060.01224.66
8.2.130.0030.01026.16
8.2.120.0040.01220.80
8.2.110.0060.00320.39
8.2.100.0080.00417.72
8.2.90.0030.00518.92
8.2.80.0040.00417.97
8.2.70.0000.00817.38
8.2.60.0040.00417.91
8.2.50.0040.00418.10
8.2.40.0050.00518.03
8.2.30.0040.00419.34
8.2.20.0000.00717.52
8.2.10.0000.00717.61
8.2.00.0040.00417.42
8.1.270.0070.00723.99
8.1.260.0040.01126.35
8.1.250.0180.00028.09
8.1.240.0000.01021.96
8.1.230.0130.00017.70
8.1.220.0000.00917.74
8.1.210.0040.00418.77
8.1.200.0060.00317.10
8.1.190.0050.00317.10
8.1.180.0030.00618.10
8.1.170.0080.00018.57
8.1.160.0040.00418.76
8.1.150.0000.00718.37
8.1.140.0040.00417.18
8.1.130.0030.00317.73
8.1.120.0030.00617.23
8.1.110.0040.00417.34
8.1.100.0020.00517.22
8.1.90.0030.00517.21
8.1.80.0040.00417.24
8.1.70.0030.00317.29
8.1.60.0050.00317.48
8.1.50.0070.00017.43
8.1.40.0040.00417.38
8.1.30.0080.00017.34
8.1.20.0030.00717.51
8.1.10.0030.00517.36
8.1.00.0080.00017.37
8.0.300.0000.00718.77
8.0.290.0030.00616.63
8.0.280.0070.00018.24
8.0.270.0000.00717.07
8.0.260.0070.00016.72
8.0.250.0060.00316.77
8.0.240.0000.01116.80
8.0.230.0030.00316.91
8.0.220.0030.00316.77
8.0.210.0060.00316.88
8.0.200.0030.00316.86
8.0.190.0040.00416.89
8.0.180.0000.00816.80
8.0.170.0000.00716.82
8.0.160.0030.00516.82
8.0.150.0000.00716.84
8.0.140.0000.00816.79
8.0.130.0000.00513.18
8.0.120.0040.00416.67
8.0.110.0040.00416.81
8.0.100.0030.00616.79
8.0.90.0000.00716.86
8.0.80.0130.00616.88
8.0.70.0000.00816.86
8.0.60.0070.00016.79
8.0.50.0030.00516.69
8.0.30.0060.01717.03
8.0.20.0080.01317.40
8.0.10.0040.00417.00
8.0.00.0150.00716.72
7.4.330.0000.00516.79
7.4.320.0070.00016.46
7.4.300.0000.00616.41
7.4.290.0000.01016.29
7.4.280.0000.00616.45
7.4.270.0000.00616.37
7.4.260.0060.00013.12
7.4.250.0000.00716.41
7.4.240.0030.00316.42
7.4.230.0000.00816.45
7.4.220.0070.01616.38
7.4.210.0090.00416.44
7.4.200.0040.00416.56
7.4.190.0050.00216.51
7.4.160.0100.00616.24
7.4.150.0090.00917.40
7.4.140.0120.00817.86
7.4.130.0130.00316.30
7.4.120.0120.00516.46
7.4.110.0100.00716.49
7.4.100.0140.00316.34
7.4.90.0070.01416.14
7.4.80.0140.00719.39
7.4.70.0160.00616.35
7.4.60.0090.00916.27
7.4.50.0050.00316.34
7.4.40.0040.00822.77
7.4.30.0080.00816.43
7.4.00.0150.00315.03
7.3.330.0030.00312.84
7.3.320.0000.00512.92
7.3.310.0000.00715.99
7.3.300.0000.00716.16
7.3.290.0150.00016.12
7.3.280.0070.00916.13
7.3.270.0130.00317.40
7.3.260.0150.00718.24
7.3.250.0140.00616.14
7.3.240.0160.00716.28
7.3.230.0090.00916.39
7.3.210.0080.01116.40
7.3.200.0030.01519.39
7.3.190.0110.00616.16
7.3.180.0060.01116.45
7.3.170.0140.00316.27
7.3.160.0110.01116.27
7.3.120.0080.00614.80
7.2.330.0080.01116.38
7.2.320.0070.01016.54
7.2.310.0070.01416.51
7.2.300.0160.00616.36
7.2.290.0030.01416.23
7.2.60.0030.00716.55
7.2.00.0090.00619.27
7.1.200.0050.00515.60
7.1.100.0060.00318.17
7.1.70.0000.00716.96
7.1.60.0030.02219.17
7.1.50.0150.00916.70
7.1.00.0030.06022.43
7.0.200.0000.00716.29
7.0.140.0000.07021.93
7.0.100.0130.07719.92
7.0.90.0030.07319.91
7.0.80.0030.05020.01
7.0.70.0100.08019.89
7.0.60.0130.07719.82
7.0.50.0070.07720.34
7.0.40.0030.07720.19
7.0.30.0130.07020.17
7.0.20.0130.04320.09
7.0.10.0030.05320.03
7.0.00.0100.08020.08
5.6.280.0000.07720.77
5.6.250.0130.07720.66
5.6.240.0100.08320.57
5.6.230.0200.07320.67
5.6.220.0030.07320.63
5.6.210.0100.08320.61
5.6.200.0100.07021.02
5.6.190.0170.04021.02
5.6.180.0070.08021.06
5.6.170.0070.09720.94
5.6.160.0130.07721.04
5.6.150.0070.07720.95
5.6.140.0100.08021.01
5.6.130.0200.07021.00
5.6.120.0100.07321.02
5.6.110.0000.09021.02
5.6.100.0070.08720.92
5.6.90.0100.08020.93
5.6.80.0070.06020.41
5.6.70.0070.08020.41
5.6.60.0100.05020.36
5.6.50.0130.06720.43
5.6.40.0100.07020.52
5.6.30.0100.06720.38
5.6.20.0070.08320.44
5.6.10.0100.07720.36
5.6.00.0030.08020.29
5.5.380.0170.07020.36
5.5.370.0130.06020.34
5.5.360.0100.08020.42
5.5.350.0130.06320.41
5.5.340.0130.07320.79
5.5.330.0130.05320.77
5.5.320.0030.08020.77
5.5.310.0130.07020.79
5.5.300.0100.08720.79
5.5.290.0100.08020.79
5.5.280.0070.08020.77
5.5.270.0170.04020.84
5.5.260.0070.08020.82
5.5.250.0030.08720.59
5.5.240.0130.06720.02
5.5.230.0070.05720.02
5.5.220.0030.05020.25
5.5.210.0100.04020.20
5.5.200.0030.05720.24
5.5.190.0130.06320.23
5.5.180.0070.05320.16
5.5.160.0100.07019.98
5.5.150.0130.07320.09
5.5.140.0000.07320.16
5.5.130.0170.06720.27
5.5.120.0070.07720.21
5.5.110.0130.07020.13
5.5.100.0070.04720.07
5.5.90.0100.07020.07
5.5.80.0100.06720.05
5.5.70.0070.07319.95
5.5.60.0030.07319.99
5.5.50.0100.07320.14
5.5.40.0130.07320.07
5.5.30.0100.07020.02
5.5.20.0070.08020.07
5.5.10.0130.06720.00
5.5.00.0070.04320.00
5.4.450.0130.07719.29
5.4.440.0070.07719.38
5.4.430.0030.06719.34
5.4.420.0070.05019.23
5.4.410.0100.07319.00
5.4.400.0130.06719.15
5.4.390.0000.08019.14
5.4.380.0100.06318.95
5.4.370.0100.07719.03
5.4.360.0030.07319.14
5.4.350.0170.07019.09
5.4.340.0130.07318.79
5.4.320.0100.06019.23
5.4.310.0100.05718.91
5.4.300.0000.08019.04
5.4.290.0100.07019.12
5.4.280.0070.08019.09
5.4.270.0100.06719.07
5.4.260.0130.05019.11
5.4.250.0130.07319.08
5.4.240.0100.07018.97
5.4.230.0130.07019.02
5.4.220.0130.06719.04
5.4.210.0130.03719.07
5.4.200.0130.05318.78
5.4.190.0070.07319.21
5.4.180.0030.08018.97
5.4.170.0100.06319.04
5.4.160.0070.08019.03
5.4.150.0100.07018.92
5.4.140.0030.08316.07
5.4.130.0070.07016.32
5.4.120.0030.04716.27
5.4.110.0130.07016.32
5.4.100.0070.07316.31
5.4.90.0030.08016.23
5.4.80.0070.07316.23
5.4.70.0030.06016.21
5.4.60.0130.07316.33
5.4.50.0200.06716.41
5.4.40.0000.06316.40
5.4.30.0070.04716.28
5.4.20.0100.07016.41
5.4.10.0130.06716.27
5.4.00.0030.06715.83
5.3.290.0070.07714.48
5.3.280.0130.07014.55
5.3.270.0070.07314.54
5.3.260.0070.06714.60
5.3.250.0030.08014.60
5.3.240.0070.07314.48
5.3.230.0030.07714.56
5.3.220.0100.06014.54
5.3.210.0100.03714.50
5.3.200.0070.07714.38
5.3.190.0100.07714.42
5.3.180.0130.03714.54
5.3.170.0070.04714.53
5.3.160.0100.07314.54
5.3.150.0070.07714.51
5.3.140.0070.07714.52
5.3.130.0070.04714.36
5.3.120.0070.07314.38
5.3.110.0030.08014.52
5.3.100.0100.07313.89
5.3.90.0070.07313.97
5.3.80.0000.04714.00
5.3.70.0030.06013.92
5.3.60.0130.07013.86
5.3.50.0070.05713.89
5.3.40.0130.06013.92
5.3.30.0200.07313.81
5.3.20.0030.07713.68
5.3.10.0000.07313.68
5.3.00.0070.07013.68
5.2.170.0030.06013.68
5.2.160.0070.05713.68
5.2.150.0030.04013.68
5.2.140.0100.05313.68
5.2.130.0030.06313.68
5.2.120.0070.06713.68
5.2.110.0030.04713.68
5.2.100.0030.06313.68
5.2.90.0030.06313.68
5.2.80.0030.05313.68
5.2.70.0130.05313.68
5.2.60.0000.05713.68
5.2.50.0030.06713.68
5.2.40.0030.03713.68
5.2.30.0070.05713.68
5.2.20.0070.03313.68
5.2.10.0030.05313.68
5.2.00.0030.05313.68
5.1.60.0070.04313.68
5.1.50.0030.05313.68
5.1.40.0000.04013.68
5.1.30.0070.04713.68
5.1.20.0070.05313.68
5.1.10.0000.05713.68
5.1.00.0030.05313.68
5.0.50.0000.04713.68
5.0.40.0030.04313.68
5.0.30.0070.05713.68
5.0.20.0030.03713.68
5.0.10.0070.04313.68
5.0.00.0070.06313.68
4.4.90.0070.03713.68
4.4.80.0030.03713.68
4.4.70.0000.03313.68
4.4.60.0000.02713.68
4.4.50.0100.02713.68
4.4.40.0000.06013.68
4.4.30.0030.03313.68
4.4.20.0070.03013.68
4.4.10.0000.03313.68
4.4.00.0000.05713.68
4.3.110.0070.03013.68
4.3.100.0070.03013.68
4.3.90.0000.03713.68
4.3.80.0070.03713.68
4.3.70.0000.03713.68
4.3.60.0030.03313.68
4.3.50.0000.03313.68
4.3.40.0000.05313.68
4.3.30.0000.03313.68
4.3.20.0000.04013.68
4.3.10.0000.03013.68
4.3.00.0030.02313.68

preferences:
47.3 ms | 400 KiB | 5 Q