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)
8.3.60.0070.00718.55
8.3.50.0100.01221.11
8.3.40.0040.01118.58
8.3.30.0100.00318.96
8.3.20.0040.00420.35
8.3.10.0040.00423.58
8.3.00.0040.00419.01
8.2.180.0030.01218.41
8.2.170.0060.00922.96
8.2.160.0100.00320.52
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0120.00326.16
8.2.120.0080.00022.11
8.2.110.0090.00020.80
8.2.100.0000.01117.78
8.2.90.0040.00417.97
8.2.80.0040.00417.97
8.2.70.0000.00817.63
8.2.60.0060.00317.91
8.2.50.0090.00318.07
8.2.40.0050.00318.03
8.2.30.0000.00718.01
8.2.20.0000.00717.71
8.2.10.0050.00318.06
8.2.00.0000.00817.66
8.1.280.0070.00725.92
8.1.270.0060.00322.04
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0030.00622.57
8.1.230.0030.00720.90
8.1.220.0040.00417.74
8.1.210.0070.00418.77
8.1.200.0060.00317.36
8.1.190.0000.00817.00
8.1.180.0050.00318.10
8.1.170.0050.00318.38
8.1.160.0000.00722.02
8.1.150.0000.00818.89
8.1.140.0030.00617.40
8.1.130.0030.00317.75
8.1.120.0040.00417.35
8.1.110.0000.00817.51
8.1.100.0040.00417.54
8.1.90.0040.00417.37
8.1.80.0050.00317.36
8.1.70.0000.00717.46
8.1.60.0030.00617.42
8.1.50.0080.00017.43
8.1.40.0030.00617.48
8.1.30.0030.00617.63
8.1.20.0040.00417.64
8.1.10.0080.00017.46
8.1.00.0040.00417.45
8.0.300.0000.00819.82
8.0.290.0040.00416.75
8.0.280.0000.00718.43
8.0.270.0030.00317.24
8.0.260.0000.00717.30
8.0.250.0030.00316.87
8.0.240.0030.00516.95
8.0.230.0000.00816.93
8.0.220.0040.00416.90
8.0.210.0040.00416.81
8.0.200.0000.00716.97
8.0.190.0000.00816.84
8.0.180.0040.00416.93
8.0.170.0000.00916.93
8.0.160.0000.00816.96
8.0.150.0000.00716.80
8.0.140.0050.00316.89
8.0.130.0060.00013.33
8.0.120.0070.00016.77
8.0.110.0030.00516.87
8.0.100.0040.00416.93
8.0.90.0040.00416.89
8.0.80.0070.01116.83
8.0.70.0040.00416.96
8.0.60.0050.00216.87
8.0.50.0040.00416.93
8.0.30.0110.00817.06
8.0.20.0110.00817.41
8.0.10.0060.00316.84
8.0.00.0050.01216.74
7.4.330.0050.00015.00
7.4.320.0050.00216.58
7.4.300.0050.00216.49
7.4.290.0000.00816.57
7.4.280.0080.00016.50
7.4.270.0000.00716.53
7.4.260.0030.00316.58
7.4.250.0040.00416.47
7.4.240.0060.00116.52
7.4.230.0070.00016.60
7.4.220.0080.01116.56
7.4.210.0040.01116.53
7.4.200.0080.00016.67
7.4.160.0090.00616.61
7.4.150.0100.00717.40
7.4.140.0110.00717.86
7.4.130.0050.01216.44
7.4.120.0130.00616.47
7.4.110.0120.01216.49
7.4.100.0100.01616.41
7.4.90.0150.00316.53
7.4.80.0100.00719.39
7.4.70.0040.01316.53
7.4.60.0080.00816.48
7.4.50.0080.00016.40
7.4.40.0070.01116.59
7.4.30.0100.00716.58
7.4.00.0060.00914.99
7.3.330.0030.00313.35
7.3.320.0050.00013.24
7.3.310.0000.00716.45
7.3.300.0000.00716.29
7.3.290.0040.01216.30
7.3.280.0120.00616.36
7.3.270.0170.00717.40
7.3.260.0030.01316.64
7.3.250.0070.01016.63
7.3.240.0220.00016.55
7.3.230.0100.00516.59
7.3.210.0060.01316.53
7.3.200.0110.01119.39
7.3.190.0060.01216.48
7.3.180.0060.01216.34
7.3.170.0100.00616.38
7.3.160.0100.01016.44
7.3.10.0090.00316.55
7.3.00.0030.00916.35
7.2.330.0090.00916.28
7.2.320.0100.01316.33
7.2.310.0150.00616.67
7.2.300.0110.00516.56
7.2.290.0060.01716.27
7.2.130.0000.01616.91
7.2.120.0090.00016.97
7.2.110.0060.00616.71
7.2.100.0030.00816.68
7.2.90.0040.00716.76
7.2.80.0030.01016.87
7.2.70.0030.01016.86
7.2.60.0110.00316.63
7.2.50.0070.00717.03
7.2.40.0040.00716.80
7.2.30.0090.00616.92
7.2.20.0030.01416.88
7.2.10.0030.01216.43
7.2.00.0040.01017.97
7.1.250.0080.00415.95
7.1.100.0070.01118.35
7.1.70.0000.00817.28
7.1.60.0140.01019.32
7.1.50.0140.01016.87
7.1.00.0070.07022.28
7.0.200.0000.00716.86
7.0.140.0100.06721.98
7.0.60.0200.06720.03
7.0.50.0100.07317.88
7.0.40.0070.07020.25
7.0.30.0370.07320.23
7.0.20.0500.06320.09
7.0.10.0170.07320.10
7.0.00.0030.05720.07
5.6.280.0030.07321.00
5.6.210.0070.06720.63
5.6.200.0030.08318.16
5.6.190.0030.06020.58
5.6.180.0300.05020.77
5.6.170.0230.05320.55
5.6.160.0170.07020.52
5.6.150.0100.06318.24
5.6.140.0130.03318.17
5.6.130.0030.09018.16
5.6.120.0170.03021.05
5.6.110.0170.06320.96
5.6.100.0030.04320.97
5.6.90.0030.06020.97
5.6.80.0100.05320.52
5.5.350.3470.04720.45
5.5.340.0200.03317.98
5.5.330.0130.07720.26
5.5.320.0230.04320.33
5.5.310.0330.07020.32
5.5.300.0200.06718.08
5.5.290.0070.07718.06
5.5.280.0200.05320.78
5.5.270.0130.06720.77
5.5.260.0170.07020.89
5.5.250.0030.04020.62
5.5.240.0000.03320.36
5.4.450.0930.06019.66
5.4.440.0830.05719.58
5.4.430.0830.06019.43
5.4.420.0630.00019.21
5.4.410.0630.00019.27
5.4.400.0630.00019.09
5.4.390.0630.00019.02
5.4.380.0630.00019.07
5.4.370.0600.00019.03
5.4.360.0600.00019.02
5.4.350.0670.00019.07
5.4.340.0060.03412.02
5.4.320.0070.03512.50
5.4.310.0040.03912.50
5.4.300.0050.03612.50
5.4.290.0050.03912.50
5.4.280.0030.03812.40
5.4.270.0070.03412.39
5.4.260.0050.03712.40
5.4.250.0080.03512.40
5.4.240.0050.03912.39
5.4.230.0070.03712.39
5.4.220.0070.03912.39
5.4.210.0090.03612.39
5.4.200.0080.03612.39
5.4.190.0040.03912.39
5.4.180.0070.03512.39
5.4.170.0070.03712.40
5.4.160.0100.03612.39
5.4.150.0050.03812.39
5.4.140.0080.03712.07
5.4.130.0060.04112.06
5.4.120.0070.03412.02
5.4.110.0070.03312.02
5.4.100.0070.03412.02
5.4.90.0080.03412.02
5.4.80.0060.03612.02
5.4.70.0080.03212.01
5.4.60.0050.04412.01
5.4.50.0090.03312.01
5.4.40.0050.03512.00
5.4.30.0050.03512.00
5.4.20.0100.03012.00
5.4.10.0060.03312.00
5.4.00.0090.03211.48
5.3.290.0040.04112.80
5.3.280.0110.03412.71
5.3.270.0020.04212.73
5.3.260.0050.04412.72
5.3.250.0070.03612.72
5.3.240.0050.03912.72
5.3.230.0060.03812.71
5.3.220.0090.03612.68
5.3.210.0040.04112.68
5.3.200.0080.03512.68
5.3.190.0070.04312.68
5.3.180.0080.03412.67
5.3.170.0070.03612.67
5.3.160.0070.03412.67
5.3.150.0080.03512.68
5.3.140.0050.03712.66
5.3.130.0040.04012.66
5.3.120.0060.03812.66
5.3.110.0060.03812.66
5.3.100.0090.03312.13
5.3.90.0080.03312.11
5.3.80.0050.03612.09
5.3.70.0070.04312.09
5.3.60.0020.03812.08
5.3.50.0060.03912.03
5.3.40.0050.03712.03
5.3.30.0060.03511.99
5.3.20.0060.04211.77
5.3.10.0120.03511.74
5.3.00.0080.03411.72
5.2.170.0040.0319.23
5.2.160.0030.0309.23
5.2.150.0050.0309.22
5.2.140.0050.0319.22
5.2.130.0050.0299.18
5.2.120.0020.0329.18
5.2.110.0060.0279.18
5.2.100.0050.0279.19
5.2.90.0050.0289.18
5.2.80.0030.0329.18
5.2.70.0030.0329.18
5.2.60.0060.0289.13
5.2.50.0040.0309.10
5.2.40.0040.0329.07
5.2.30.0090.0279.05
5.2.20.0050.0289.04
5.2.10.0040.0328.95
5.2.00.0050.0288.82
5.1.60.0060.0228.09
5.1.50.0050.0268.09
5.1.40.0010.0288.07
5.1.30.0040.0278.42
5.1.20.0040.0268.45
5.1.10.0110.0198.17
5.1.00.0050.0278.17
5.0.50.0070.0186.64
5.0.40.0050.0186.51
5.0.30.0070.0406.32
5.0.20.0050.0206.29
5.0.10.0030.0206.27
5.0.00.0080.0326.26
4.4.90.0020.0174.77
4.4.80.0050.0204.76
4.4.70.0040.0174.75
4.4.60.0050.0204.75
4.4.50.0050.0204.77
4.4.40.0010.0274.71
4.4.30.0030.0154.76
4.4.20.0030.0154.84
4.4.10.0040.0154.85
4.4.00.0010.0274.75
4.3.110.0060.0124.67
4.3.100.0020.0164.66
4.3.90.0040.0134.63
4.3.80.0030.0254.58
4.3.70.0010.0164.63
4.3.60.0050.0124.63
4.3.50.0010.0184.63
4.3.40.0040.0234.54
4.3.30.0010.0173.30
4.3.20.0010.0173.28
4.3.10.0040.0133.23
4.3.00.0100.0207.58

preferences:
50.45 ms | 401 KiB | 5 Q