3v4l.org

run code in 300+ PHP versions simultaneously
<?php $obj = new stdClass; $obj->{123} = '456'; print_r($obj); echo $obj->{123},"\n"; if (isset($obj->{123})) { echo 'Property 123 is set',"\n";} if (property_exists($obj,123)) echo 'Property 123 exists',"\n"; echo $obj->123; echo 'bye';

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)
5.4.340.0050.03612.01
5.4.320.0050.03712.51
5.4.310.0070.04712.50
5.4.300.0050.03712.50
5.4.290.0060.03712.50
5.4.280.0050.03612.39
5.4.270.0020.04112.39
5.4.260.0040.04012.39
5.4.250.0040.04212.39
5.4.240.0070.03712.39
5.4.230.0060.03812.39
5.4.220.0070.03912.38
5.4.210.0080.03812.39
5.4.200.0070.03712.38
5.4.190.0090.03412.38
5.4.180.0060.03812.38
5.4.170.0040.03712.39
5.4.160.0080.04012.38
5.4.150.0100.03712.38
5.4.140.0070.03712.07
5.4.130.0100.03112.05
5.4.120.0030.04212.02
5.4.110.0060.03612.01
5.4.100.0050.03512.01
5.4.90.0040.03812.02
5.4.80.0030.03912.02
5.4.70.0070.03312.01
5.4.60.0030.03812.01
5.4.50.0090.03712.01
5.4.40.0020.03812.00
5.4.30.0090.03212.00
5.4.20.0070.03711.99
5.4.10.0060.04011.99
5.4.00.0030.04111.49
5.3.290.0110.03712.80
5.3.280.0040.03912.71
5.3.270.0040.04112.72
5.3.260.0050.04012.72
5.3.250.0080.03612.72
5.3.240.0050.03912.72
5.3.230.0100.03512.71
5.3.220.0040.03912.68
5.3.210.0050.04212.68
5.3.200.0100.04012.68
5.3.190.0060.04212.67
5.3.180.0100.03312.68
5.3.170.0110.03112.67
5.3.160.0100.03912.68
5.3.150.0040.04012.67
5.3.140.0040.03812.66
5.3.130.0040.04012.65
5.3.120.0060.04012.65
5.3.110.0040.04012.66
5.3.100.0080.03712.12
5.3.90.0030.03912.08
5.3.80.0090.03512.08
5.3.70.0060.04112.08
5.3.60.0070.04012.06
5.3.50.0110.03512.00
5.3.40.0080.03512.00
5.3.30.0060.04211.95
5.3.20.0100.03311.73
5.3.10.0050.03911.70
5.3.00.0110.03611.69
5.2.170.0060.0299.19
5.2.160.0020.0319.20
5.2.150.0060.0289.19
5.2.140.0070.0319.18
5.2.130.0090.0309.14
5.2.120.0060.0369.14
5.2.110.0050.0299.15
5.2.100.0060.0289.15
5.2.90.0060.0289.14
5.2.80.0050.0309.14
5.2.70.0050.0309.14
5.2.60.0070.0339.10
5.2.50.0040.0359.07
5.2.40.0030.0379.04
5.2.30.0070.0399.02
5.2.20.0040.0299.00
5.2.10.0050.0278.93
5.2.00.0070.0268.78
5.1.60.0030.0258.07
5.1.50.0060.0238.07
5.1.40.0070.0278.05
5.1.30.0050.0288.39
5.1.20.0050.0258.42
5.1.10.0070.0238.14
5.1.00.0040.0268.14
5.0.50.0030.0216.63
5.0.40.0040.0206.48
5.0.30.0030.0396.29
5.0.20.0050.0206.27
5.0.10.0030.0206.25
5.0.00.0040.0306.23
4.4.90.0030.0154.78
4.4.80.0030.0154.76
4.4.70.0030.0164.75
4.4.60.0030.0184.75
4.4.50.0050.0154.77
4.4.40.0040.0254.71
4.4.30.0020.0214.76
4.4.20.0050.0224.84
4.4.10.0040.0224.85
4.4.00.0030.0304.76
4.3.110.0040.0224.67
4.3.100.0040.0204.66
4.3.90.0010.0184.64
4.3.80.0040.0234.59
4.3.70.0020.0164.63
4.3.60.0050.0124.63
4.3.50.0040.0144.63
4.3.40.0030.0254.54
4.3.30.0020.0163.28
4.3.20.0030.0163.27
4.3.10.0010.0173.22
4.3.00.0070.0277.20

preferences:
141.48 ms | 1394 KiB | 7 Q