3v4l.org

run code in 300+ PHP versions simultaneously
<?php $n = new stdClass(); $n->dog = array(); $n->dog['und'][0]['value'] = '12345'; $d = 'dog'; print_r($n->{$d}['und']);//['und'][0]['value']; //print_r($n->{$d}['und']);

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)
8.3.60.0040.01116.50
8.3.50.0090.00622.16
8.3.40.0040.01118.84
8.3.30.0040.01119.00
8.3.20.0040.00420.20
8.3.10.0040.00423.64
8.3.00.0000.00720.91
8.2.180.0180.00416.75
8.2.170.0000.01422.96
8.2.160.0070.00720.39
8.2.150.0050.00224.18
8.2.140.0080.00024.66
8.2.130.0170.00026.16
8.2.120.0000.00820.78
8.2.110.0080.00022.11
8.2.100.0090.00317.84
8.2.90.0040.00419.17
8.2.80.0040.00417.97
8.2.70.0070.00317.63
8.2.60.0060.00318.04
8.2.50.0050.00518.07
8.2.40.0030.00619.95
8.2.30.0030.00318.29
8.2.20.0000.00817.75
8.2.10.0040.00418.12
8.2.00.0040.00417.62
8.1.280.0070.00725.92
8.1.270.0080.00022.19
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0060.00323.80
8.1.230.0080.00419.16
8.1.220.0050.00317.74
8.1.210.0050.00318.77
8.1.200.0030.00617.25
8.1.190.0040.00417.36
8.1.180.0030.00518.10
8.1.170.0000.00818.54
8.1.160.0040.00422.06
8.1.150.0040.00418.69
8.1.140.0000.00817.39
8.1.130.0060.00317.74
8.1.120.0030.00317.49
8.1.110.0000.00817.39
8.1.100.0070.00017.39
8.1.90.0040.00417.37
8.1.80.0050.00317.43
8.1.70.0000.00717.32
8.1.60.0040.00417.54
8.1.50.0050.00317.56
8.1.40.0040.00417.50
8.1.30.0060.00317.67
8.1.20.0030.00617.55
8.1.10.0060.00317.55
8.1.00.0000.00817.38
8.0.300.0040.00418.77
8.0.290.0040.00416.75
8.0.280.0000.00818.40
8.0.270.0030.00317.22
8.0.260.0070.00017.21
8.0.250.0000.00716.86
8.0.240.0040.00416.85
8.0.230.0060.00316.80
8.0.220.0030.00316.92
8.0.210.0000.00716.91
8.0.200.0030.00316.93
8.0.190.0000.00716.99
8.0.180.0000.00716.80
8.0.170.0000.00816.89
8.0.160.0000.00816.96
8.0.150.0080.00016.80
8.0.140.0040.00416.87
8.0.130.0030.00313.33
8.0.120.0040.00416.84
8.0.110.0070.00016.83
8.0.100.0000.00716.72
8.0.90.0070.00016.74
8.0.80.0160.00016.89
8.0.70.0040.00416.72
8.0.60.0030.00516.87
8.0.50.0040.00416.70
8.0.30.0090.01017.29
8.0.20.0140.00517.40
8.0.10.0040.00416.92
8.0.00.0070.01116.71
7.4.330.0030.00315.00
7.4.320.0000.00616.49
7.4.300.0000.00716.45
7.4.290.0040.00416.46
7.4.280.0050.00516.43
7.4.270.0080.00016.55
7.4.260.0000.00816.41
7.4.250.0040.00416.31
7.4.240.0040.00416.37
7.4.230.0000.00716.53
7.4.220.0130.01316.56
7.4.210.0070.00716.46
7.4.200.0050.00216.29
7.4.160.0090.01316.45
7.4.150.0170.00717.40
7.4.140.0080.01017.86
7.4.130.0100.01016.65
7.4.120.0100.00916.50
7.4.110.0110.00716.43
7.4.100.0120.00616.49
7.4.90.0110.00516.55
7.4.80.0070.01719.39
7.4.70.0100.00616.52
7.4.60.0180.00616.48
7.4.50.0000.00516.55
7.4.40.0070.01016.35
7.4.30.0100.00916.26
7.4.00.0090.00314.66
7.3.330.0050.00013.01
7.3.320.0040.00413.00
7.3.310.0000.00716.25
7.3.300.0030.00316.26
7.3.290.0090.00616.29
7.3.280.0110.00816.26
7.3.270.0150.00317.40
7.3.260.0040.01416.30
7.3.250.0070.01016.38
7.3.240.0070.01416.30
7.3.230.0040.01216.75
7.3.210.0070.01416.46
7.3.200.0030.01319.39
7.3.190.0090.00916.15
7.3.180.0090.00616.45
7.3.170.0160.00016.28
7.3.160.0080.01216.43
7.3.120.0060.01014.72
7.2.330.0070.01116.52
7.2.320.0110.00716.70
7.2.310.0000.01616.77
7.2.300.0030.01316.56
7.2.290.0130.00316.40
7.2.00.0060.00619.49
7.1.100.0000.01318.09
7.1.70.0000.01517.13
7.1.60.0140.00719.70
7.1.50.0100.01616.92
7.1.00.0000.09322.57
7.0.200.0040.00416.63
7.0.140.0000.07721.97
7.0.100.0130.07720.01
7.0.90.0130.08019.93
7.0.80.0100.08020.01
7.0.70.0100.08020.01
7.0.60.0100.05320.07
7.0.50.0030.06720.28
7.0.40.0130.07320.11
7.0.30.0070.08720.03
7.0.20.0030.05020.15
7.0.10.0030.05320.02
7.0.00.0200.07320.11
5.6.280.0070.07021.07
5.6.250.0070.08020.75
5.6.240.0070.08720.54
5.6.230.0100.08020.59
5.6.220.0100.07720.55
5.6.210.0130.07020.64
5.6.200.0070.06021.06
5.6.190.0200.06321.03
5.6.180.0100.08321.06
5.6.170.0070.08721.06
5.6.160.0070.07720.96
5.6.150.0100.08721.13
5.6.140.0070.05321.16
5.6.130.0170.08321.00
5.6.120.0130.04021.01
5.6.110.0170.07320.90
5.6.100.0100.08321.00
5.6.90.0000.08721.08
5.6.80.0130.06720.34
5.6.70.0200.06720.39
5.6.60.0100.07720.38
5.6.50.0130.07720.39
5.6.40.0100.08020.52
5.6.30.0130.07320.49
5.6.20.0030.07720.52
5.6.10.0170.04320.43
5.6.00.0100.07720.38
5.5.380.0030.08720.41
5.5.370.0100.07720.41
5.5.360.0100.05320.44
5.5.350.0070.08320.42
5.5.340.0000.06720.86
5.5.330.0170.07320.91
5.5.320.0030.07320.79
5.5.310.0100.08320.91
5.5.300.0030.07720.87
5.5.290.0070.08320.75
5.5.280.0070.05720.91
5.5.270.0070.08720.89
5.5.260.0170.07720.78
5.5.250.0030.08720.61
5.5.240.0100.07720.29
5.5.230.0170.07320.14
5.5.220.0070.08320.23
5.5.210.0030.06020.13
5.5.200.0170.07020.14
5.5.190.0170.07020.27
5.5.180.0130.07720.27
5.5.160.0100.07720.23
5.5.150.0030.08720.11
5.5.140.0030.08720.27
5.5.130.0070.08020.10
5.5.120.0030.07320.16
5.5.110.0100.05319.98
5.5.100.0100.07720.07
5.5.90.0200.06320.06
5.5.80.0070.08020.00
5.5.70.0070.04320.08
5.5.60.0070.07719.99
5.5.50.0030.08319.91
5.5.40.0130.07720.08
5.5.30.0000.08320.07
5.5.20.0200.06720.04
5.5.10.0200.06020.08
5.5.00.0130.06720.12
5.4.450.0000.06319.37
5.4.440.0070.05719.53
5.4.430.0030.07719.50
5.4.420.0100.07719.27
5.4.410.0130.06319.07
5.4.400.0070.07019.23
5.4.390.0100.06318.88
5.4.380.0130.07318.95
5.4.370.0100.06018.88
5.4.360.0070.06319.16
5.4.350.0070.08018.95
5.4.340.0100.07318.90
5.4.320.0070.08019.02
5.4.310.0130.06019.12
5.4.300.0200.07019.24
5.4.290.0100.07318.84
5.4.280.0070.08018.88
5.4.270.0170.07719.15
5.4.260.0030.08018.96
5.4.250.0070.06319.08
5.4.240.0030.07719.23
5.4.230.0100.06719.15
5.4.220.0100.07719.17
5.4.210.0030.08319.22
5.4.200.0070.08019.17
5.4.190.0030.08019.11
5.4.180.0100.04018.84
5.4.170.0100.07318.93
5.4.160.0070.07018.82
5.4.150.0030.08019.21
5.4.140.0070.07316.43
5.4.130.0100.06316.44
5.4.120.0130.06716.42
5.4.110.0100.07316.46
5.4.100.0170.06016.51
5.4.90.0070.07016.47
5.4.80.0070.04716.32
5.4.70.0030.06716.34
5.4.60.0100.06716.22
5.4.50.0070.06316.40
5.4.40.0130.05716.53
5.4.30.0030.07016.30
5.4.20.0070.06716.46
5.4.10.0070.06316.36
5.4.00.0170.06015.86
5.3.290.0070.07714.58
5.3.280.0130.07014.52
5.3.270.0030.04714.59
5.3.260.0170.07014.65
5.3.250.0070.05014.71
5.3.240.0000.08014.74
5.3.230.0100.07714.51
5.3.220.0170.06314.66
5.3.210.0130.06014.59
5.3.200.0070.07314.68
5.3.190.0130.05714.55
5.3.180.0100.07714.56
5.3.170.0070.07714.48
5.3.160.0030.07314.64
5.3.150.0100.07314.53
5.3.140.0000.07714.64
5.3.130.0030.08014.66
5.3.120.0030.05314.66
5.3.110.0030.08014.57
5.3.100.0130.06014.09
5.3.90.0100.04713.94
5.3.80.0030.08014.03
5.3.70.0070.04314.07
5.3.60.0100.07314.05
5.3.50.0100.06713.94
5.3.40.0070.07314.05
5.3.30.0100.07014.02
5.3.20.0070.07313.61
5.3.10.0030.06713.65
5.3.00.0100.06313.69
5.2.170.0130.05011.60
5.2.160.0070.04311.60
5.2.150.0030.06011.60
5.2.140.0130.04011.60
5.2.130.0070.03711.60
5.2.120.0070.04711.60
5.2.110.0100.03711.60
5.2.100.0100.05011.60
5.2.90.0030.05011.60
5.2.80.0130.05311.60
5.2.70.0000.07011.60
5.2.60.0100.05711.60
5.2.50.0030.06311.60
5.2.40.0000.06711.60
5.2.30.0030.06311.60
5.2.20.0030.06011.60
5.2.10.0100.03311.60
5.2.00.0030.05711.60
5.1.60.0030.05011.60
5.1.50.0070.05011.60
5.1.40.0070.05011.60
5.1.30.0000.06011.60
5.1.20.0070.05011.60
5.1.10.0100.05311.60
5.1.00.0070.05311.60
5.0.50.0070.04011.60
5.0.40.0030.04311.60
5.0.30.0070.06011.60
5.0.20.0100.04011.60
5.0.10.0030.03711.60
5.0.00.0030.04311.60
4.4.90.0000.03011.60
4.4.80.0000.03011.60
4.4.70.0070.03011.60
4.4.60.0000.03711.60
4.4.50.0030.03711.60
4.4.40.0030.05311.60
4.4.30.0030.03711.60
4.4.20.0000.04011.60
4.4.10.0030.03311.60
4.4.00.0000.05311.60
4.3.110.0030.03311.60
4.3.100.0030.03011.60
4.3.90.0000.03311.60
4.3.80.0000.05311.60
4.3.70.0000.03711.60
4.3.60.0030.03311.60
4.3.50.0030.03311.60
4.3.40.0030.04311.60
4.3.30.0030.03311.60
4.3.20.0070.03311.60
4.3.10.0000.03011.60
4.3.00.0030.03311.60

preferences:
41.67 ms | 401 KiB | 5 Q