A Deep Dive Into 'Pass By Value' and 'Pass By Reference' With C# Examples - Owlcation
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Strict standards: Only variables should be passed by reference in - PHP - Killersites Forums
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PHP7: "Notice: Only variables should be passed by reference" - WPML
A Deep Dive Into 'Pass By Value' and 'Pass By Reference' With C# Examples - Owlcation
Reference variables, pass-by-reference and return-by-reference - ppt download
PHP: Only variables should be passed by reference – James' Desk
Pass By Reference vs PassBy Value | by Shawn Koski | Medium
![Strict warning: Only variables should be passed by reference [#2892182] | Drupal.org](https://www.drupal.org/files/issues/display2.PNG "Strict warning: Only variables should be passed by reference [#2892182] | Drupal.org")
Strict warning: Only variables should be passed by reference [#2892182] | Drupal.org
Notices saving post: "Only variables should be passed by reference" - WPML
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C++ Call by Reference: Using pointers [With Examples]
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When graphing HRULE items, 'Only Variables should be passed by reference' error may be seen · Issue #2724 · Cacti/cacti · GitHub
Notice: Only variables should be passed by reference line 53, and line 65 - Stack Overflow
Notice: Only variables should be passed by reference en PHP
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Only variables should be passed by reference · Issue #5400 · bcit-ci/CodeIgniter · GitHub
Admin area: ErrorException: Only variables should be passed by reference · Issue #556 · sabre-io/Baikal · GitHub
PHP: Only variables should be passed by reference – James' Desk
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Pass-by-value vs Pass-by-reference — with C++ examples | by Ilyas Karimov | Star Gazers | Medium
![Only variables should be passed by reference [#1614450] | Drupal.org](https://www.drupal.org/files/Screen%20shot%202012-06-02%20at%204.39.45%20PM.png "Only variables should be passed by reference [#1614450] | Drupal.org")