3v4l.org

run code in 300+ PHP versions simultaneously
<?php function la() { return [1 => 'a', 2 => 'b']; } echo la()[1];

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)
8.3.60.0210.00016.50
8.3.50.0100.00822.01
8.3.40.0090.00618.63
8.3.30.0140.00019.10
8.3.20.0040.00420.20
8.3.10.0050.00321.95
8.3.00.0000.00817.63
8.2.180.0110.00318.06
8.2.170.0120.00322.96
8.2.160.0100.00320.22
8.2.150.0040.00424.18
8.2.140.0050.00324.66
8.2.130.0070.00026.16
8.2.120.0080.00019.24
8.2.110.0080.00520.39
8.2.100.0110.00017.97
8.2.90.0000.00819.17
8.2.80.0080.00017.97
8.2.70.0000.00817.50
8.2.60.0000.00818.04
8.2.50.0030.00518.07
8.2.40.0000.00820.00
8.2.30.0000.00818.13
8.2.20.0050.00317.64
8.2.10.0000.00817.86
8.2.00.0080.00017.61
8.1.280.0070.00725.92
8.1.270.0080.00020.33
8.1.260.0070.00026.35
8.1.250.0070.00028.09
8.1.240.0000.01023.75
8.1.230.0040.00820.81
8.1.220.0080.00017.74
8.1.210.0040.00418.77
8.1.200.0060.00317.23
8.1.190.0000.00917.10
8.1.180.0000.00918.10
8.1.170.0030.00620.25
8.1.160.0000.00721.95
8.1.150.0050.00518.69
8.1.140.0040.00417.30
8.1.130.0040.00417.67
8.1.120.0040.00417.30
8.1.110.0030.00317.36
8.1.100.0030.00417.19
8.1.90.0000.00717.38
8.1.80.0040.00317.32
8.1.70.0000.00717.29
8.1.60.0030.00617.58
8.1.50.0030.00517.39
8.1.40.0080.00017.35
8.1.30.0050.00317.51
8.1.20.0040.00417.43
8.1.10.0000.00717.42
8.1.00.0000.00817.45
8.0.300.0070.00018.77
8.0.290.0050.00216.63
8.0.280.0070.00018.30
8.0.270.0030.00317.18
8.0.260.0000.01017.07
8.0.250.0040.00416.79
8.0.240.0070.00016.92
8.0.230.0000.00716.73
8.0.220.0030.00416.68
8.0.210.0040.00416.75
8.0.200.0040.00416.83
8.0.190.0050.00316.83
8.0.180.0000.00716.64
8.0.170.0040.00416.79
8.0.160.0030.00316.72
8.0.150.0050.00316.70
8.0.140.0040.00416.78
8.0.130.0030.00313.23
8.0.120.0030.00516.69
8.0.110.0040.00416.73
8.0.100.0000.00816.71
8.0.90.0000.00716.77
8.0.80.0080.00816.73
8.0.70.0070.00016.72
8.0.60.0040.00416.79
8.0.50.0000.00716.78
8.0.30.0170.00616.86
8.0.20.0100.01617.40
8.0.10.0000.00716.78
8.0.00.0120.00816.62
7.4.330.0050.00015.03
7.4.320.0030.00316.35
7.4.300.0000.00616.44
7.4.290.0030.00316.52
7.4.280.0080.00016.56
7.4.270.0060.00016.44
7.4.260.0040.00416.42
7.4.250.0030.00416.45
7.4.240.0020.00516.54
7.4.230.0030.00316.61
7.4.220.0070.01016.34
7.4.210.0100.00716.39
7.4.200.0000.00716.60
7.4.160.0070.01016.58
7.4.150.0190.00817.40
7.4.140.0060.01117.86
7.4.130.0110.01116.44
7.4.120.0070.00916.46
7.4.110.0100.01016.42
7.4.100.0070.01016.46
7.4.90.0070.01016.40
7.4.80.0130.00319.39
7.4.70.0110.00616.43
7.4.60.0110.01016.33
7.4.50.0030.00516.30
7.4.40.0130.00316.53
7.4.30.0110.01116.43
7.4.00.0070.01014.75
7.3.330.0030.00313.16
7.3.320.0130.00313.12
7.3.310.0040.00416.34
7.3.300.0000.00716.29
7.3.290.0000.00716.21
7.3.280.0110.00516.28
7.3.270.0090.00917.40
7.3.260.0140.00916.35
7.3.250.0100.00816.26
7.3.240.0170.00016.33
7.3.230.0150.00616.49
7.3.210.0090.00816.45
7.3.200.0160.00019.39
7.3.190.0080.00816.55
7.3.180.0070.01016.37
7.3.170.0090.00916.27
7.3.160.0090.01216.60
7.3.120.0130.00314.77
7.3.110.0070.01114.73
7.3.100.0060.00914.73
7.3.90.0070.00315.03
7.3.80.0130.00314.77
7.3.70.0030.01314.55
7.3.60.0060.00614.86
7.3.50.0000.01014.90
7.3.40.0070.00714.79
7.3.30.0080.00814.64
7.3.20.0000.01616.33
7.3.10.0000.01416.75
7.3.00.0090.00616.48
7.2.330.0170.00016.79
7.2.320.0100.01016.47
7.2.310.0080.01216.74
7.2.300.0100.00716.35
7.2.290.0090.01416.21
7.2.250.0110.00415.21
7.2.240.0070.01314.93
7.2.230.0030.01414.86
7.2.220.0000.01215.13
7.2.210.0030.01215.08
7.2.200.0000.00914.92
7.2.190.0070.00715.06
7.2.180.0060.01214.67
7.2.170.0070.00314.88
7.2.60.0070.00716.99
7.2.00.0060.00619.37
7.1.330.0030.01315.94
7.1.320.0000.01115.74
7.1.310.0090.00615.71
7.1.300.0060.00615.69
7.1.290.0060.00615.65
7.1.280.0040.01115.85
7.1.270.0040.00815.39
7.1.260.0070.01015.85
7.1.200.0000.01415.41
7.1.100.0030.00917.89
7.1.70.0000.00817.05
7.1.60.0130.01019.50
7.1.50.0130.01316.64
7.1.00.0070.07322.27
7.0.200.0720.00714.39
7.0.140.0000.07722.01
7.0.60.0000.04319.77
7.0.50.0000.04317.90
7.0.40.0030.04719.96
7.0.30.0300.06320.24
7.0.20.0230.07320.23
7.0.10.0070.08320.07
7.0.00.0030.06720.09
5.6.280.0070.07021.02
5.6.210.0270.07020.53
5.6.200.0200.02318.27
5.6.190.0030.08320.47
5.6.180.0230.07720.42
5.6.170.0230.03320.50
5.6.160.0030.08720.46
5.6.150.0100.08018.18
5.6.140.0030.06018.27
5.6.130.0130.07018.20
5.6.120.0030.04721.02
5.6.110.0100.08021.11
5.6.100.0130.05721.04
5.6.90.0070.08320.96
5.6.80.0100.04720.38
5.5.350.0000.03320.42
5.5.340.0070.08018.07
5.5.330.0130.07720.18
5.5.320.3200.04720.30
5.5.310.0370.04320.26
5.5.300.0000.04317.91
5.5.290.0030.08317.94
5.5.280.0070.07720.80
5.5.270.0100.08320.85
5.5.260.0100.08320.64
5.5.250.0070.07020.45
5.5.240.0230.08020.18
5.4.450.0230.05019.49
5.4.440.0130.04319.53
5.4.430.0200.07319.45
5.4.420.0170.07019.45
5.4.410.0170.04719.29
5.4.400.0070.04718.87
5.4.390.0130.05319.13
5.4.380.0170.08018.95
5.4.370.0200.03719.13
5.4.360.0200.03319.09
5.4.350.0270.04018.98
5.4.340.0230.04019.06
5.4.320.0230.04319.16
5.4.310.0270.03719.16
5.4.300.0170.04018.99
5.4.290.0200.07019.21
5.4.280.0230.07319.16
5.4.270.0130.07719.30
5.4.260.0170.05019.16
5.4.250.0170.05018.83
5.4.240.0230.05718.93
5.4.230.0130.04018.99
5.4.220.0200.03319.25
5.4.210.0200.07718.97
5.4.200.0200.05019.30
5.4.190.0170.05018.86
5.4.180.0170.07318.96
5.4.170.0300.06319.15
5.4.160.0300.05718.95
5.4.150.0270.05719.14
5.4.140.0200.06016.33
5.4.130.0170.03716.47
5.4.120.0130.03316.43
5.4.110.0170.04316.45
5.4.100.0130.04316.38
5.4.90.0170.04016.43
5.4.80.0230.04716.43
5.4.70.0170.03316.34
5.4.60.0100.04016.33
5.4.50.0270.02316.16
5.4.40.0200.04316.42
5.4.30.0100.04016.16
5.4.20.0130.03716.50
5.4.10.0130.04716.37
5.4.00.0130.03715.85
5.3.290.0200.03314.63
5.3.280.0100.04314.56
5.3.270.0130.04014.53
5.3.260.0230.03014.84
5.3.250.0100.04014.58
5.3.240.0130.04014.68
5.3.230.0230.04014.61
5.3.220.0230.04014.57
5.3.210.0200.03314.68
5.3.200.0130.03714.58
5.3.190.0200.03314.47
5.3.180.0130.04014.64
5.3.170.0100.04714.65
5.3.160.0070.03714.47
5.3.150.0030.05014.58
5.3.140.1230.05014.45
5.3.130.1800.03314.64
5.3.120.1270.03314.54
5.3.110.0030.03714.45
5.3.100.0000.04014.02
5.3.90.0670.03013.94
5.3.80.1300.03713.92
5.3.70.0430.03714.23
5.3.60.0200.03013.91
5.3.50.0370.04013.92
5.3.40.0130.04013.95
5.3.30.0230.03014.13
5.3.20.0230.03013.61
5.3.10.0200.03313.55
5.3.00.0230.04313.71
5.2.170.0170.02711.29
5.2.160.0100.03311.04
5.2.150.0100.03311.12
5.2.140.0200.02311.22
5.2.130.0170.02311.05
5.2.120.0230.02711.33
5.2.110.0130.03711.10
5.2.100.0130.02711.00
5.2.90.0230.02710.97
5.2.80.0130.02711.01
5.2.70.0130.03011.21
5.2.60.0170.02711.10
5.2.50.0130.03311.13
5.2.40.0170.02310.97
5.2.30.0170.03010.92
5.2.20.0130.02710.89
5.2.10.0200.02710.77
5.2.00.0130.02310.68
5.1.60.0170.0179.97
5.1.50.0170.02710.12
5.1.40.0100.0279.91
5.1.30.0070.03010.39
5.1.20.0170.02010.28
5.1.10.0130.03710.00
5.1.00.0030.03010.04
5.0.50.0030.0238.45
5.0.40.0030.0278.39
5.0.30.0130.0308.30
5.0.20.0070.0208.36
5.0.10.0100.0178.22
5.0.00.0070.0378.16
4.4.90.0070.0177.75
4.4.80.0100.0137.75
4.4.70.0100.0237.75
4.4.60.0030.0177.75
4.4.50.0130.0177.75
4.4.40.0070.0237.75
4.4.30.0030.0177.75
4.4.20.0070.0207.75
4.4.10.0100.0337.75
4.4.00.0130.0377.75
4.3.110.0030.0177.75
4.3.100.0070.0207.75
4.3.90.0130.0277.75
4.3.80.0030.0277.75
4.3.70.0070.0177.75
4.3.60.0030.0177.75
4.3.50.0100.0337.75
4.3.40.0070.0237.75
4.3.30.0030.0177.75
4.3.20.0030.0137.75
4.3.10.0000.0177.75
4.3.00.0030.0137.75

preferences:
46.56 ms | 401 KiB | 5 Q