3v4l.org

run code in 300+ PHP versions simultaneously
<?php $x=array('a'=>1,'b'=>2); $y=array('c'=>3,'a'=>4); var_dump($x+$y);

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)
8.3.40.0150.00618.75
8.3.30.0110.00318.84
8.3.20.0030.01020.20
8.3.10.0040.00421.97
8.3.00.0040.00422.52
8.2.170.0070.00722.96
8.2.160.0070.00720.44
8.2.150.0080.00024.18
8.2.140.0140.00324.66
8.2.130.0080.00026.16
8.2.120.0110.00419.52
8.2.110.0060.00321.93
8.2.100.0110.00019.39
8.2.90.0000.00719.09
8.2.80.0000.00817.97
8.2.70.0050.00517.63
8.2.60.0080.00017.93
8.2.50.0040.00418.07
8.2.40.0050.00218.09
8.2.30.0040.00417.92
8.2.20.0070.00317.56
8.2.10.0030.00617.64
8.2.00.0040.00417.66
8.1.270.0050.00318.52
8.1.260.0050.00326.35
8.1.250.0000.00728.09
8.1.240.0060.00323.83
8.1.230.0070.00419.09
8.1.220.0040.00417.74
8.1.210.0030.00518.77
8.1.200.0000.00917.23
8.1.190.0040.00417.28
8.1.180.0080.00018.74
8.1.170.0040.00418.66
8.1.160.0040.00422.11
8.1.150.0000.00818.50
8.1.140.0000.00717.36
8.1.130.0040.00417.73
8.1.120.0030.00317.45
8.1.110.0080.00217.39
8.1.100.0000.00717.34
8.1.90.0070.00417.28
8.1.80.0070.00017.41
8.1.70.0070.00017.34
8.1.60.0000.00817.54
8.1.50.0050.00317.44
8.1.40.0000.00717.45
8.1.30.0030.00517.38
8.1.20.0000.00817.61
8.1.10.0040.00417.42
8.1.00.0090.00017.34
8.0.300.0000.00918.77
8.0.290.0000.00717.18
8.0.280.0030.00318.38
8.0.270.0040.00417.17
8.0.260.0070.00016.81
8.0.250.0040.00416.84
8.0.240.0030.00616.83
8.0.230.0060.00017.00
8.0.220.0070.00016.77
8.0.210.0000.00716.87
8.0.200.0000.00716.82
8.0.190.0070.00316.84
8.0.180.0030.00316.78
8.0.170.0030.00616.90
8.0.160.0040.00416.75
8.0.150.0030.00616.82
8.0.140.0040.00416.77
8.0.130.0000.00513.23
8.0.120.0020.00516.87
8.0.110.0030.00516.84
8.0.100.0050.00216.69
8.0.90.0040.00416.83
8.0.80.0060.01016.79
8.0.70.0070.00016.75
8.0.60.0050.00216.77
8.0.50.0080.00016.66
8.0.30.0090.00916.99
8.0.20.0110.00717.40
8.0.10.0040.00416.82
8.0.00.0090.00916.71
7.4.330.0000.00615.00
7.4.320.0060.00016.54
7.4.300.0070.00016.57
7.4.290.0000.00716.44
7.4.280.0040.00416.40
7.4.270.0060.00016.34
7.4.260.0030.00516.46
7.4.250.0070.00016.50
7.4.240.0000.00716.42
7.4.230.0000.00716.35
7.4.220.0120.00616.47
7.4.210.0040.01016.45
7.4.200.0030.00316.32
7.4.190.0020.00516.66
7.4.160.0090.00616.20
7.4.150.0030.01417.40
7.4.140.0080.01017.86
7.4.130.0080.00916.49
7.4.120.0100.01116.38
7.4.110.0060.01016.32
7.4.100.0090.00916.51
7.4.90.0120.00816.22
7.4.80.0140.01019.39
7.4.70.0060.01616.30
7.4.60.0150.00616.48
7.4.50.0040.00416.29
7.4.40.0090.00922.77
7.4.30.0120.00316.48
7.4.10.0100.00714.93
7.4.00.0090.00914.88
7.3.330.0000.00513.12
7.3.320.0060.00013.03
7.3.310.0000.00716.12
7.3.300.0060.00016.03
7.3.290.0050.00816.16
7.3.280.0100.00616.29
7.3.270.0090.01317.40
7.3.260.0090.00816.43
7.3.250.0160.00216.33
7.3.240.0120.00416.50
7.3.230.0160.00016.39
7.3.210.0030.01316.22
7.3.200.0140.00619.39
7.3.190.0090.01116.18
7.3.180.0110.00516.15
7.3.170.0110.00516.33
7.3.160.0160.00616.17
7.3.130.0060.01214.86
7.3.120.0050.00914.78
7.3.110.0030.01614.92
7.3.100.0060.00914.50
7.3.90.0040.00414.43
7.3.80.0070.00714.45
7.3.70.0040.01214.68
7.3.60.0060.00614.73
7.3.50.0140.00014.80
7.3.40.0120.00014.75
7.3.30.0080.00414.73
7.3.20.0040.01116.77
7.3.10.0050.00816.25
7.3.00.0090.00516.48
7.2.330.0110.00616.37
7.2.320.0140.00316.32
7.2.310.0070.01016.63
7.2.300.0160.00616.38
7.2.290.0060.00916.36
7.2.260.0000.01514.61
7.2.250.0060.01314.82
7.2.240.0120.00314.75
7.2.230.0000.01314.94
7.2.220.0040.00915.07
7.2.210.0120.00614.77
7.2.200.0080.00814.95
7.2.190.0070.00714.82
7.2.180.0100.00314.75
7.2.170.0060.00914.66
7.2.160.0060.00314.89
7.2.150.0070.00716.95
7.2.140.0090.00916.91
7.2.130.0120.00416.59
7.2.120.0080.00916.65
7.2.110.0060.00816.36
7.2.100.0090.00916.71
7.2.90.0120.00316.51
7.2.80.0040.01216.54
7.2.70.0160.00516.76
7.2.60.0090.00716.63
7.2.50.0090.00716.59
7.2.40.0070.00416.72
7.2.30.0100.00716.69
7.2.20.0080.00616.81
7.2.10.0120.00216.55
7.2.00.0060.00717.57
7.1.330.0040.01115.46
7.1.320.0030.00915.49
7.1.310.0030.00615.59
7.1.300.0000.01215.35
7.1.290.0080.00315.73
7.1.280.0030.01015.72
7.1.270.0030.00615.78
7.1.260.0000.01015.81
7.1.250.0090.00515.66
7.1.240.0100.00015.48
7.1.230.0030.00715.75
7.1.220.0060.00615.39
7.1.210.0080.00415.30
7.1.200.0060.00915.73
7.1.190.0040.01115.79
7.1.180.0140.00015.66
7.1.170.0100.00315.62
7.1.160.0060.00915.79
7.1.150.0080.00615.34
7.1.140.0080.00015.77
7.1.130.0030.00615.68
7.1.120.0040.00715.84
7.1.110.0040.00815.74
7.1.100.0070.00516.86
7.1.90.0060.00315.71
7.1.80.0060.00615.69
7.1.70.0050.00416.11
7.1.60.0110.00917.74
7.1.50.0080.00716.04
7.1.40.0140.00015.34
7.1.30.0100.00315.52
7.1.20.0090.00615.68
7.1.10.0090.00315.32
7.1.00.0030.03618.99
7.0.330.0000.00815.29
7.0.320.0000.01215.39
7.0.310.0040.00415.51
7.0.300.0030.00515.57
7.0.290.0050.00514.97
7.0.280.0040.01115.23
7.0.270.0030.00615.40
7.0.260.0100.00315.33
7.0.250.0000.01115.34
7.0.240.0000.01215.14
7.0.230.0040.00415.13
7.0.220.0000.01015.44
7.0.210.0040.00815.32
7.0.200.0380.00814.80
7.0.190.0030.00715.14
7.0.180.0030.01015.40
7.0.170.0040.00415.35
7.0.160.0090.00615.39
7.0.150.0000.01515.41
7.0.140.0040.03818.71
7.0.130.0000.01515.40
7.0.120.0060.00615.23
7.0.110.0120.00015.12
7.0.100.0050.02517.71
7.0.90.0040.03817.73
7.0.80.0250.02817.67
7.0.70.0070.03317.61
7.0.60.0120.02617.42
7.0.50.0130.04517.89
7.0.40.0050.02816.67
7.0.30.0100.03816.81
7.0.20.0100.03216.80
7.0.10.0080.02216.81
7.0.00.0050.02716.75
5.6.400.0030.00614.03
5.6.390.0030.01314.37
5.6.380.0110.00014.43
5.6.370.0040.00814.34
5.6.360.0030.01014.17
5.6.350.0030.00914.60
5.6.340.0140.00014.24
5.6.330.0090.00014.40
5.6.320.0130.00014.08
5.6.310.0070.00713.93
5.6.300.0000.01114.24
5.6.290.0060.01014.23
5.6.280.0030.04217.63
5.6.270.0070.00714.21
5.6.260.0080.00414.39
5.6.250.0060.04517.53
5.6.240.0030.03217.34
5.6.230.0070.03917.45
5.6.220.0070.02717.41
5.6.210.0050.04017.27
5.6.200.0070.04217.62
5.6.190.0060.04017.60
5.6.180.0050.02517.53
5.6.170.0070.02917.49
5.6.160.0080.04217.49
5.6.150.0020.04117.62
5.6.140.0080.03817.57
5.6.130.0070.04317.73
5.6.120.0040.04217.69
5.6.110.0020.02817.73
5.6.100.0110.02017.68
5.6.90.0060.03017.55
5.6.80.0050.04617.43
5.6.70.0050.02517.34
5.6.60.0100.04017.20
5.6.50.0050.03317.22
5.6.40.0020.02917.19
5.6.30.0080.03717.33
5.6.20.0100.03517.29
5.6.10.0090.03617.47
5.6.00.0060.02017.36
5.5.380.0100.03017.25
5.5.370.0080.02717.32
5.5.360.0080.04217.14
5.5.350.0070.02917.27
5.5.340.0050.03517.42
5.5.330.0110.02617.42
5.5.320.0100.02317.37
5.5.310.0080.04717.37
5.5.300.0050.04417.48
5.5.290.0060.03417.59
5.5.280.0040.03617.53
5.5.270.0070.03217.29
5.5.260.0130.02717.34
5.5.250.0040.04717.30
5.5.240.0050.03017.14
5.5.230.0080.02517.10
5.5.220.0050.02817.16
5.5.210.0070.02017.07
5.5.200.0050.03117.20
5.5.190.0060.02117.01
5.5.180.0100.04217.08
5.5.170.0060.00614.01
5.5.160.0070.03717.20
5.5.150.0050.04117.22
5.5.140.0080.03017.13
5.5.130.0050.03217.14
5.5.120.0050.04417.11
5.5.110.0100.04017.11
5.5.100.0020.04517.16
5.5.90.0040.02417.19
5.5.80.0080.04017.19
5.5.70.0080.02417.02
5.5.60.0100.03816.92
5.5.50.0090.03717.11
5.5.40.0110.02917.02
5.5.30.0040.02317.12
5.5.20.0090.03917.04
5.5.10.0070.04417.04
5.5.00.0050.04517.17
5.4.450.0120.03015.07
5.4.440.0050.03015.16
5.4.430.0050.02815.13
5.4.420.0110.02015.17
5.4.410.0170.02915.00
5.4.400.0030.03214.84
5.4.390.0080.03814.93
5.4.380.0020.04214.86
5.4.370.0050.02315.05
5.4.360.0080.02615.03
5.4.350.0070.02714.91
5.4.340.0050.04114.82
5.4.330.0070.00310.82
5.4.320.0040.02515.02
5.4.310.0020.02114.81
5.4.300.0020.03015.03
5.4.290.0100.03514.87
5.4.280.0020.04015.07
5.4.270.0050.02915.01
5.4.260.0040.04114.73
5.4.250.0020.02514.91
5.4.240.0050.03514.97
5.4.230.0030.04114.85
5.4.220.0060.04514.99
5.4.210.0100.02814.80
5.4.200.0030.02814.87
5.4.190.0030.02314.81
5.4.180.0090.03314.82
5.4.170.0150.01814.85
5.4.160.0050.02614.88
5.4.150.0050.02214.95
5.4.140.0050.03813.46
5.4.130.0040.02413.49
5.4.120.0070.03813.54
5.4.110.0080.03113.66
5.4.100.0060.02813.60
5.4.90.0070.03713.63
5.4.80.0050.04113.64
5.4.70.0090.03013.63
5.4.60.0030.02713.50
5.4.50.0050.03013.44
5.4.40.0050.01913.55
5.4.30.0080.02013.71
5.4.20.0030.02113.63
5.4.10.0040.02413.56
5.4.00.0000.03013.34
5.3.290.0100.01712.55
5.3.280.0070.04012.52
5.3.270.0030.02212.47
5.3.260.0050.04112.43
5.3.250.0030.02112.58
5.3.240.0020.04012.49
5.3.230.0030.02312.32
5.3.220.0030.02712.40
5.3.210.0100.03312.42
5.3.200.0040.03112.35
5.3.190.0140.03412.46
5.3.180.0080.03512.39
5.3.170.0050.03712.46
5.3.160.0020.04312.43
5.3.150.0070.03712.48
5.3.140.0070.03812.43
5.3.130.0080.03112.42
5.3.120.0090.03912.39
5.3.110.0100.03312.34
5.3.100.0060.02512.07
5.3.90.0070.03012.07
5.3.80.0030.02311.98
5.3.70.0100.03112.00
5.3.60.0050.02212.20
5.3.50.0080.03311.95
5.3.40.0060.02912.08
5.3.30.0100.02012.10
5.3.20.0070.03711.91
5.3.10.0020.02311.85
5.3.00.0070.01711.79
5.2.170.0030.03011.00
5.2.160.0030.03311.14
5.2.150.0070.02711.18
5.2.140.0100.05710.96
5.2.130.0070.03711.15
5.2.120.0070.03010.93
5.2.110.0070.03011.05
5.2.100.0030.03011.05
5.2.90.0000.03010.95
5.2.80.0000.03311.08
5.2.70.0000.03011.13
5.2.60.0000.03311.11
5.2.50.0030.02710.96
5.2.40.0000.03010.98
5.2.30.0000.03010.93
5.2.20.0000.03010.95
5.2.10.0030.02710.91
5.2.00.0000.03310.57
5.1.60.0000.02710.03
5.1.50.0000.0209.82
5.1.40.0070.02010.03
5.1.30.0030.02710.39
5.1.20.0030.02310.27
5.1.10.0000.0309.90
5.1.00.0030.0209.89
5.0.50.0070.0178.55
5.0.40.0000.0208.48
5.0.30.0030.0278.23
5.0.20.0000.0178.19
5.0.10.0000.0208.15
5.0.00.0000.0278.16
4.4.90.0000.0178.02
4.4.80.0070.0278.02
4.4.70.0000.0178.02
4.4.60.0000.0138.02
4.4.50.0000.0178.02
4.4.40.0000.0238.02
4.4.30.0030.0138.02
4.4.20.0000.0138.02
4.4.10.0000.0178.02
4.4.00.0000.0208.02
4.3.110.0000.0178.02
4.3.100.0000.0138.02
4.3.90.0030.0138.02
4.3.80.0030.0208.02
4.3.70.0030.0108.02
4.3.60.0030.0108.02
4.3.50.0000.0138.02
4.3.40.0030.0178.02
4.3.30.0000.0178.02
4.3.20.0000.0138.02
4.3.10.0000.0138.02
4.3.00.0000.0208.02

preferences:
50.09 ms | 400 KiB | 5 Q