![SOLVED: Q1: Explain the following PHP string functions with examples: substr(), strlen(), strreplace(), trim(), strpos(), strtolower(), strtoupper(), isstring(). SOLVED: Q1: Explain the following PHP string functions with examples: substr(), strlen(), strreplace(), trim(), strpos(), strtolower(), strtoupper(), isstring().](https://cdn.numerade.com/ask_images/c1b7b97382ca4edebf84369ab39dc6fa.jpg)
SOLVED: Q1: Explain the following PHP string functions with examples: substr(), strlen(), strreplace(), trim(), strpos(), strtolower(), strtoupper(), isstring().
![Laravel middleware to remove/trim empty whitespace from the input request - Atcodex - Tutorials, PHP, MySQL, jQuery, Ajax, WordPress, Programming Blog,MySQL, Web Development, CMS, Laravel and Demos Laravel middleware to remove/trim empty whitespace from the input request - Atcodex - Tutorials, PHP, MySQL, jQuery, Ajax, WordPress, Programming Blog,MySQL, Web Development, CMS, Laravel and Demos](https://atcodex.com/wp-content/uploads/2021/10/Laravel-middleware-to-remove-trim-empty-whitespace-from-the-input-request.jpg)
Laravel middleware to remove/trim empty whitespace from the input request - Atcodex - Tutorials, PHP, MySQL, jQuery, Ajax, WordPress, Programming Blog,MySQL, Web Development, CMS, Laravel and Demos
![Important PHP String Functions. A string is group of characters. It is… | by Shankar Babu Acharya | Medium Important PHP String Functions. A string is group of characters. It is… | by Shankar Babu Acharya | Medium](https://miro.medium.com/v2/resize:fit:683/1*puTmT41-i-ZA6jbUcesClQ.png)
Important PHP String Functions. A string is group of characters. It is… | by Shankar Babu Acharya | Medium
![php tutorial - PHP trim function for removing spaces - By Microsoft Award MVP - php programming - learn php - php code - php script - Learn in 30sec | wikitechy php tutorial - PHP trim function for removing spaces - By Microsoft Award MVP - php programming - learn php - php code - php script - Learn in 30sec | wikitechy](https://www.wikitechy.com/php/img/php-images/php-rtrim.png)