3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Form { private $_formData; public function bind1(&$row) { $this->_formData = $row; // this change member outside $row['full_name'] = $row['first_name'] . ' ' . $row['last_name']; } public function bind2(&$row) { $this->_formData = $row; // this will not change memeber $this->_formData['full_name'] = $this->_formData['first_name'] . ' ' . $this->_formData['last_name']; } } $member = array('fullName' => null, 'first_name'=>'Fn', 'last_name' => 'Ln'); $form = new Form(); $form->bind1($member); var_dump($member['fullName']); // output: 'FnLn' $form->bind2($member); var_dump($member['fullName']); // output: '' }

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)
5.4.340.0040.03712.03
5.4.320.0060.03612.52
5.4.310.0110.03512.52
5.4.300.0060.03512.52
5.4.290.0060.04012.51
5.4.280.0070.03512.41
5.4.270.0040.03912.41
5.4.260.0050.03912.41
5.4.250.0060.04012.41
5.4.240.0030.04112.41
5.4.230.0060.03812.40
5.4.220.0050.03612.41
5.4.210.0060.03812.41
5.4.200.0060.03812.41
5.4.190.0060.03612.40
5.4.180.0030.03912.40
5.4.170.0050.03712.41
5.4.160.0070.03412.40
5.4.150.0030.03812.40
5.4.140.0100.03312.09
5.4.130.0060.03412.07
5.4.120.0060.03412.04
5.4.110.0060.03512.03
5.4.100.0050.03612.04
5.4.90.0050.04212.04
5.4.80.0070.03612.03
5.4.70.0070.03412.03
5.4.60.0040.03712.03
5.4.50.0070.03512.03
5.4.40.0050.03512.02
5.4.30.0050.03512.02
5.4.20.0080.03312.01
5.4.10.0050.04012.02
5.4.00.0150.03111.51
5.3.290.0090.04012.80
5.3.280.0060.03712.71
5.3.270.0090.03612.73
5.3.260.0060.03812.71
5.3.250.0050.04112.72
5.3.240.0100.03312.72
5.3.230.0050.04112.71
5.3.220.0070.03512.68
5.3.210.0090.03712.68
5.3.200.0050.03712.68
5.3.190.0050.04212.68
5.3.180.0080.05412.68
5.3.170.0060.05112.66
5.3.160.0060.03712.67
5.3.150.0070.04412.67
5.3.140.0060.03712.66
5.3.130.0070.03812.66
5.3.120.0030.04312.66
5.3.110.0060.03912.66
5.3.100.0070.03612.13
5.3.90.0070.03512.11
5.3.80.0070.03512.10
5.3.70.0050.03612.11
5.3.60.0050.03712.09
5.3.50.0060.04112.04
5.3.40.0040.03812.03
5.3.30.0060.03411.99
5.3.20.0030.03811.77
5.3.10.0060.03511.74
5.3.00.0060.03911.73
5.2.170.0080.0319.22
5.2.160.0030.0309.23
5.2.150.0050.0309.23
5.2.140.0070.0289.22
5.2.130.0080.0259.19
5.2.120.0040.0329.19
5.2.110.0100.0319.19
5.2.100.0090.0279.19
5.2.90.0060.0319.19
5.2.80.0050.0309.18
5.2.70.0070.0309.18
5.2.60.0040.0319.13
5.2.50.0100.0259.10
5.2.40.0070.0279.08
5.2.30.0050.0369.06
5.2.20.0070.0319.05
5.2.10.0070.0298.95
5.2.00.0050.0348.82
5.1.60.0030.0288.10
5.1.50.0070.0248.10
5.1.40.0050.0308.08
5.1.30.0040.0288.43
5.1.20.0060.0318.45
5.1.10.0070.0328.18
5.1.00.0020.0358.18
5.0.50.0030.0206.65
5.0.40.0040.0186.52
5.0.30.0010.0336.32
5.0.20.0030.0196.29
5.0.10.0040.0196.27
5.0.00.0060.0276.27
4.4.90.0040.0134.78
4.4.80.0030.0174.76
4.4.70.0040.0174.76
4.4.60.0040.0144.76
4.4.50.0000.0204.77
4.4.40.0050.0274.71
4.4.30.0030.0204.76
4.4.20.0040.0184.84
4.4.10.0030.0184.85
4.4.00.0040.0244.76
4.3.110.0030.0214.67
4.3.100.0020.0224.67
4.3.90.0030.0154.63
4.3.80.0020.0254.58
4.3.70.0030.0154.63
4.3.60.0020.0154.63
4.3.50.0020.0174.63
4.3.40.0030.0254.53
4.3.30.0010.0173.30
4.3.20.0000.0183.28
4.3.10.0010.0223.23
4.3.00.0100.0207.56

preferences:
169.67 ms | 1394 KiB | 7 Q