Single vs. Double Quotation Marks | PHP and MySQL for Dynamic Web Sites: Visual QuickPro Guide (2nd Edition)
Learn PHP: our all-encompassing PHP tutorial for beginners - IONOS
How to insert a PHP variable in a JavaScript file - Quora
How to Write PHP Scripts
How do I pass multiple values of PHP variables to JavaScript? - PHP - SitePoint Forums | Web Development & Design Community
PHP Programming/Print version - Wikibooks, open books for an open world
Php String | Single Quoted PHP String | Double Quoted PHP String
What does $$ (dollar dollar or double dollar) means in PHP ? - GeeksforGeeks
ITEC325 php strings
visual studio code - Creating snippets with quotation marks inside - Stack Overflow
Strings in PHP Working with Text in PHP Strings and String Functions Mario Peshev Technical Trainer Software University - ppt download
Top Advanced PHP Tips and Tricks: Your PHP Developers Should Know | by Emma Jhonson | Enlear Academy
php echo command with examples - Programming Digest
Php Array Double Quotes
PHP Escape Quotes - How To Do It Right? | PHP Development
Atom Editor: how to highlight singe and double quote strings differently for php - Stack Overflow
PHP CODE! RUN IN XAMPP SERVER Also if you could add | Chegg.com
How to echo an array in PHP? - StackHowTo
How to add a new line within echo in PHP? - StackHowTo
php echo command with examples - Programming Digest
Bash escape quotes
Using quotation marks flexible and effectively in PHP - LiamTks
Delimiting Strings in PHP – BrainBell
How to Turn Off Curly Quotes in WordPress so They Don't Break Your PHP Tutorials — CyberScorpion Bytes
