PHP substr() function - w3resource
PHP - Check if given string starts with specific substring
How to Check if a String Contains a Specific Word in PHP
Check If A String Contains A Specific Word In PHP | Scratch Code
Php - check if string is not empty or has a first character not equal to - Stack Overflow
How to Use PHP str_contains() Function
Remove Special Characters From String Using PHP
Check if a string contains a substring in PHP - Clue Mediator
How to check if String contains substring in PHP - Java2Blog
Check if a String starts/ends with a substring | PHP 8 TIP - YouTube
Check if a String Contains a Substring in PHP | Delft Stack
How to Check If a String Contains a Substring in PHP - Maker's Aid
The Top 9 Most Popular PHP String Functions – vegibit
How to Check if a String Contains Another Substring in PHP | Envato Tuts+
How to Check if a String contains a Substring in Python - Sabe.io
string - PHP substr() function is not working as expected - Stack Overflow
Extract a specific portion of string by position in PHP – BrainBell
7 PHP String Functions You Should Know and How To Use Them - Digital Owl's Prose
PHP: How to check if a string contains a specific word? | mixable Blog
How to use the substr() Function in PHP - Pi My Life Up
Checking PHP String Contains the Substring
PHP substr(): How to Extract a Substring from a String
String Contains Function: Usage And Techniques
