$exploded_text = explode(',', $text); return array_pop($exploded_text); めでたし。. Say, we want to pass one more additional variable/value pair rank=Captain through the URL in the example above. Passing Arguments by Reference. PHP: Only variables should be passed by reference – PHP Error Output 1 will be “Red”, as it is simple declaration of variable 1. [974], Last Updated: Sun Jun 14, 2020 . Log in or register to post comments Comment #22 PHP When variables in PHP is passed by value, the scope of the variable defined at function level bound within the scope of function. [Erledigt] Only variables can be passed by reference - php.de php php Only variables can be passed by reference. php only variables can be passed by reference PHPで「Only variables should be passed by reference ... - Qiita Save the file with the format ‘form1.php’ in the local directory of your localhost. 最近做项目，发现了一个报错 Only variables can be passed by reference， 意思是“只有变量能通过‘引用’”. Hence, any changes made to the passed variable within the function end when the function returns or exits for whatever reason.
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