3v4l.org

run code in 300+ PHP versions simultaneously
<?php $o = new stdClass(); $b = 'a'; $o->a = array ( 'foo' => 1, 'bar' => 2 ); var_dump($o->{$b}['foo']); var_dump($o);

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)
8.3.60.0060.00916.63
8.3.50.0160.00621.85
8.3.40.0110.00418.67
8.3.30.0110.00419.22
8.3.20.0080.00020.16
8.3.10.0030.00523.52
8.3.00.0040.00419.26
8.2.180.0070.01018.43
8.2.170.0040.01122.96
8.2.160.0030.01022.26
8.2.150.0070.00024.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0050.00322.25
8.2.110.0070.01421.04
8.2.100.0080.00417.84
8.2.90.0040.00419.21
8.2.80.0030.00517.97
8.2.70.0060.00317.25
8.2.60.0040.00417.92
8.2.50.0000.00818.07
8.2.40.0030.00519.91
8.2.30.0040.00418.12
8.2.20.0060.00317.74
8.2.10.0050.00218.00
8.2.00.0000.00917.80
8.1.280.0100.01025.92
8.1.270.0000.00823.70
8.1.260.0050.00326.35
8.1.250.0020.00528.09
8.1.240.0070.00322.70
8.1.230.0000.01220.90
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0060.00317.38
8.1.190.0040.00417.23
8.1.180.0050.00519.14
8.1.170.0090.00018.57
8.1.160.0000.00822.00
8.1.150.0050.00218.64
8.1.140.0040.00417.34
8.1.130.0030.00317.84
8.1.120.0080.00017.38
8.1.110.0030.00617.48
8.1.100.0000.00717.42
8.1.90.0000.00717.41
8.1.80.0040.00417.36
8.1.70.0070.00017.39
8.1.60.0060.00317.57
8.1.50.0030.00517.32
8.1.40.0040.00417.39
8.1.30.0000.00817.56
8.1.20.0090.00017.65
8.1.10.0040.00417.52
8.1.00.0030.00617.46
8.0.300.0090.00019.96
8.0.290.0080.00017.05
8.0.280.0070.00018.42
8.0.270.0000.00717.19
8.0.260.0030.00317.16
8.0.250.0050.00216.94
8.0.240.0000.00716.91
8.0.230.0040.00416.85
8.0.220.0030.00316.85
8.0.210.0030.00316.92
8.0.200.0000.00716.94
8.0.190.0040.00416.80
8.0.180.0040.00416.95
8.0.170.0040.00416.80
8.0.160.0030.00316.95
8.0.150.0030.00616.79
8.0.140.0040.00316.73
8.0.130.0030.00313.35
8.0.120.0080.00016.84
8.0.110.0080.00016.81
8.0.100.0040.00416.78
8.0.90.0040.00416.90
8.0.80.0090.01216.88
8.0.70.0000.00716.90
8.0.60.0080.00016.95
8.0.50.0040.00416.90
8.0.30.0100.00816.98
8.0.20.0120.00917.40
8.0.10.0000.00716.87
8.0.00.0100.00716.66
7.4.330.0000.00615.00
7.4.320.0060.00016.34
7.4.300.0050.00316.52
7.4.290.0060.00416.41
7.4.280.0040.00416.41
7.4.270.0030.00516.45
7.4.260.0070.00016.51
7.4.250.0000.00716.42
7.4.240.0040.00316.47
7.4.230.0000.00716.55
7.4.220.0030.01416.56
7.4.210.0070.00916.54
7.4.200.0040.00416.62
7.4.190.0000.00716.43
7.4.160.0080.01216.48
7.4.150.0060.01317.40
7.4.140.0080.01217.86
7.4.130.0110.00616.44
7.4.120.0130.00816.51
7.4.110.0090.00916.25
7.4.100.0140.00416.38
7.4.90.0030.01316.65
7.4.80.0090.01219.39
7.4.70.0090.00616.23
7.4.60.0190.00316.19
7.4.50.0040.00416.38
7.4.40.0060.01116.59
7.4.30.0000.01616.34
7.4.10.0080.00814.93
7.4.00.0090.00815.00
7.3.330.0000.00713.28
7.3.320.0030.00213.16
7.3.310.0030.00316.29
7.3.300.0030.00316.26
7.3.290.0110.00716.23
7.3.280.0110.00616.26
7.3.270.0100.01017.40
7.3.260.0140.00316.48
7.3.250.0140.00816.59
7.3.240.0060.01016.54
7.3.230.0100.01016.40
7.3.210.0090.00916.27
7.3.200.0160.00619.39
7.3.190.0070.01016.52
7.3.180.0060.00916.19
7.3.170.0080.00816.45
7.3.160.0120.00916.25
7.3.130.0100.00714.80
7.3.120.0070.00914.88
7.3.110.0050.01214.93
7.3.100.0020.01014.67
7.3.90.0070.00714.63
7.3.80.0080.00414.88
7.3.70.0030.01314.75
7.3.60.0080.00714.82
7.3.50.0100.00314.74
7.3.40.0020.00914.79
7.3.30.0030.01014.67
7.3.20.0050.00916.60
7.3.10.0050.00716.62
7.3.00.0060.00916.52
7.2.330.0120.00616.43
7.2.320.0070.01016.45
7.2.310.0070.01516.36
7.2.300.0100.00716.68
7.2.290.0090.01216.78
7.2.260.0120.00315.22
7.2.250.0110.00915.17
7.2.240.0060.01215.10
7.2.230.0070.00914.97
7.2.220.0040.00815.00
7.2.210.0030.01014.84
7.2.200.0050.01014.93
7.2.190.0010.01415.06
7.2.180.0020.00914.95
7.2.170.0060.00914.84
7.2.160.0030.01615.06
7.2.150.0100.01016.89
7.2.140.0080.00416.86
7.2.130.0080.00616.92
7.2.120.0050.01016.86
7.2.110.0060.00616.87
7.2.100.0060.00816.70
7.2.90.0070.00716.86
7.2.80.0060.00816.68
7.2.70.0060.00417.04
7.2.60.0070.00716.79
7.2.50.0050.00816.88
7.2.40.0090.00616.86
7.2.30.0030.00817.01
7.2.20.0070.00716.79
7.2.10.0010.01116.84
7.2.00.0080.00617.66
7.1.330.0060.00815.82
7.1.320.0040.01215.92
7.1.310.0070.00815.64
7.1.300.0040.00715.66
7.1.290.0050.00715.71
7.1.280.0090.00515.53
7.1.270.0050.00815.69
7.1.260.0060.00615.79
7.1.250.0070.00815.82
7.1.240.0040.01115.71
7.1.230.0040.01115.52
7.1.220.0030.01015.63
7.1.210.0030.01015.48
7.1.200.0090.00115.74
7.1.190.0100.00315.78
7.1.180.0070.00715.82
7.1.170.0030.01016.02
7.1.160.0070.00315.99
7.1.150.0030.01015.47
7.1.140.0030.00915.93
7.1.130.0000.01115.78
7.1.120.0040.00815.79
7.1.110.0040.00715.80
7.1.100.0030.00916.99
7.1.90.0100.00315.74
7.1.80.0030.00915.99
7.1.70.0010.00716.21
7.1.60.0080.01117.73
7.1.50.0080.01416.51
7.1.40.0030.01415.96
7.1.30.0040.01115.74
7.1.20.0030.00915.84
7.1.10.0000.01015.70
7.1.00.0040.04319.00
7.0.330.0070.00715.38
7.0.320.0090.00015.56
7.0.310.0030.00715.35
7.0.300.0030.01015.20
7.0.290.0000.01415.07
7.0.280.0040.01115.34
7.0.270.0000.01315.10
7.0.260.0070.00715.37
7.0.250.0070.01015.35
7.0.240.0040.00815.48
7.0.230.0140.00015.54
7.0.220.0000.01415.51
7.0.210.0000.01315.42
7.0.200.0040.00715.91
7.0.190.0070.01415.44
7.0.180.0040.01115.36
7.0.170.0030.00815.16
7.0.160.0000.01515.22
7.0.150.0060.01215.09
7.0.140.0040.03618.79
7.0.130.0030.01015.20
7.0.120.0090.00315.30
7.0.110.0050.04317.74
7.0.100.0080.04217.51
7.0.90.0080.03817.71
7.0.80.0060.03917.71
7.0.70.0070.04717.69
7.0.60.0070.04517.69
7.0.50.0080.04217.81
7.0.40.0140.04016.71
7.0.30.0020.04716.69
7.0.20.0030.02616.77
7.0.10.0070.01816.79
7.0.00.0020.02816.86
5.6.400.0060.00914.42
5.6.390.0040.01214.11
5.6.380.0110.00314.63
5.6.370.0000.01114.22
5.6.360.0000.00814.49
5.6.350.0040.01114.32
5.6.340.0040.00814.59
5.6.330.0050.00314.77
5.6.320.0030.01014.61
5.6.310.0070.01114.45
5.6.300.0060.00314.52
5.6.290.0070.00714.04
5.6.280.0040.04017.74
5.6.270.0040.01114.38
5.6.260.0060.00914.39
5.6.250.0080.04017.72
5.6.240.0030.03217.51
5.6.230.0060.04317.39
5.6.220.0070.04217.62
5.6.210.0080.02817.63
5.6.200.0090.04517.68
5.6.190.0060.04317.76
5.6.180.0110.04017.50
5.6.170.0080.02017.65
5.6.160.0030.02817.68
5.6.150.0090.02117.88
5.6.140.0100.02417.77
5.6.130.0020.03117.81
5.6.120.0070.02217.83
5.6.110.0070.02817.82
5.6.100.0090.02017.69
5.6.90.0030.03817.77
5.6.80.0030.03517.35
5.6.70.0050.04517.35
5.6.60.0060.02317.34
5.6.50.0070.01817.36
5.6.40.0090.02117.27
5.6.30.0100.02017.47
5.6.20.0050.02417.22
5.6.10.0040.02517.33
5.6.00.0030.02517.37
5.5.380.0070.04217.47
5.5.370.0120.03817.25
5.5.360.0160.03817.28
5.5.350.0030.04917.45
5.5.340.0100.04317.54
5.5.330.0080.04017.57
5.5.320.0080.04317.46
5.5.310.0020.04117.66
5.5.300.0090.02317.62
5.5.290.0090.02217.60
5.5.280.0070.02517.39
5.5.270.0080.02617.38
5.5.260.0020.02417.58
5.5.250.0050.03817.36
5.5.240.0050.03417.28
5.5.230.0080.04217.40
5.5.220.0070.03017.18
5.5.210.0050.02217.22
5.5.200.0060.01917.26
5.5.190.0060.02317.20
5.5.180.0060.02417.27
5.5.170.0060.01214.43
5.5.160.0060.02317.12
5.5.150.0050.02417.24
5.5.140.0050.02317.11
5.5.130.0150.02217.35
5.5.120.0040.03717.20
5.5.110.0060.01917.11
5.5.100.0090.02017.00
5.5.90.0050.02217.15
5.5.80.0090.02117.08
5.5.70.0050.02117.06
5.5.60.0070.01917.18
5.5.50.0090.01817.39
5.5.40.0030.02517.20
5.5.30.0050.03517.22
5.5.20.0070.02017.18
5.5.10.0020.02517.29
5.5.00.0070.02217.11
5.4.450.0110.03315.77
5.4.440.0040.02115.81
5.4.430.0070.04515.78
5.4.420.0020.02815.92
5.4.410.0020.04515.89
5.4.400.0010.02315.65
5.4.390.0080.02615.70
5.4.380.0050.02215.61
5.4.370.0020.03715.60
5.4.360.0070.02015.65
5.4.350.0050.02015.64
5.4.340.0050.02615.64
5.4.330.0000.00712.28
5.4.320.0080.02015.70
5.4.310.0040.03215.64
5.4.300.0030.03315.70
5.4.290.0050.02615.63
5.4.280.0020.02315.77
5.4.270.0010.03315.70
5.4.260.0010.02315.72
5.4.250.0040.02115.77
5.4.240.0050.03315.69
5.4.230.0020.02215.72
5.4.220.0030.02515.76
5.4.210.0020.02515.63
5.4.200.0060.03015.76
5.4.190.0050.02015.60
5.4.180.0020.02315.61
5.4.170.0040.02015.64
5.4.160.0120.01515.68
5.4.150.0020.02315.67
5.4.140.0020.04114.36
5.4.130.0020.02014.38
5.4.120.0110.03514.31
5.4.110.0050.03814.23
5.4.100.0020.02314.34
5.4.90.0030.03814.28
5.4.80.0060.03514.37
5.4.70.0030.03714.32
5.4.60.0050.03514.39
5.4.50.0080.02814.27
5.4.40.0080.03014.34
5.4.30.0100.03414.27
5.4.20.0030.02914.33
5.4.10.0050.04014.33
5.4.00.0050.04014.03
5.3.290.0040.02113.42
5.3.280.0030.02513.38
5.3.270.0050.02013.34
5.3.260.0050.03213.44
5.3.250.0070.02713.39
5.3.240.0050.04013.47
5.3.230.0080.03613.44
5.3.220.0020.04213.42
5.3.210.0040.04013.42
5.3.200.0050.04013.44
5.3.190.0030.02113.31
5.3.180.0070.03813.37
5.3.170.0000.04313.45
5.3.160.0110.03513.38
5.3.150.0050.01913.37
5.3.140.0060.04013.38
5.3.130.0030.02813.32
5.3.120.0070.04213.45
5.3.110.0060.03813.34
5.3.100.0030.04013.17
5.3.90.0050.03513.16
5.3.80.0070.03413.15
5.3.70.0050.03813.15
5.3.60.0090.03813.18
5.3.50.0030.03813.05
5.3.40.0050.02813.07
5.3.30.0120.03213.01
5.3.20.0030.03912.94
5.3.10.0050.04012.93
5.3.00.0030.03612.85
5.2.170.0070.06011.14
5.2.160.0000.06311.13
5.2.150.0100.05711.13
5.2.140.0000.07011.29
5.2.130.0070.06011.01
5.2.120.0100.04711.05
5.2.110.0070.05710.89
5.2.100.0070.05711.05
5.2.90.0030.06710.89
5.2.80.0000.05711.11
5.2.70.0130.05711.02
5.2.60.0030.03711.07
5.2.50.0130.05310.93
5.2.40.0070.06010.93
5.2.30.0030.05010.88
5.2.20.0130.05710.75
5.2.10.0130.04710.78
5.2.00.0030.06010.70
5.1.60.0030.0309.93
5.1.50.0030.0579.90
5.1.40.0030.0579.91
5.1.30.0030.05710.45
5.1.20.0030.05310.47
5.1.10.0130.0279.95
5.1.00.0000.05010.23
5.0.50.0030.0508.45
5.0.40.0030.0238.43
5.0.30.0070.0538.43
5.0.20.0000.0438.43
5.0.10.0030.0408.43
5.0.00.0000.0608.43
4.4.90.0000.0338.43
4.4.80.0000.0338.43
4.4.70.0100.0278.43
4.4.60.0000.0408.43
4.4.50.0000.0378.43
4.4.40.0030.0538.43
4.4.30.0000.0378.43
4.4.20.0030.0138.43
4.4.10.0030.0378.43
4.4.00.0030.0538.43
4.3.110.0030.0338.43
4.3.100.0030.0308.43
4.3.90.0000.0338.43
4.3.80.0000.0578.43
4.3.70.0030.0338.43
4.3.60.0070.0308.43
4.3.50.0030.0338.43
4.3.40.0000.0478.43
4.3.30.0030.0338.43
4.3.20.0000.0378.43
4.3.10.0000.0278.43
4.3.00.0030.0338.43

preferences:
37.03 ms | 401 KiB | 5 Q