PostgreSQL SUBSTRING() function - w3resource
Shell Program to Find the Position of Substring in Given String - GeeksforGeeks
Laravel carbon parse Error: Failed to parse time string (1661731200) at position 8 (0): Unexpected character, but works locally - Stack Overflow
Beginner guide of PHP Strings - DevOpsSchool.com
Python String.replace() – How to Replace a Character in a String
PHP strpos() Function: locating a substring within a string
String Data Structure - GeeksforGeeks
PHP Exercises: Remove the character in a given position of a given string - w3resource
php replace character in string at position Archives - CodeHunger | Blog
How to use the substr() Function in PHP - Pi My Life Up
Remove Special Characters From String Using PHP
PHP Exercises: Exchange the first and last characters in a given string and return the new string - w3resource
String in PHP | Four Different Types of String Declaration in PHP
How To Find Position Of A Character In A String In PHP ? - YouTube
Find positions of a substring in a string in PHP – BrainBell
PHP substr() function - w3resource
strpos in PHP: Syntax, Uses And Parameter Values (With Their Usecase)
Answered: 3. Creation of String Function in PHP,… | bartleby
Reverse a string preserving space positions - GeeksforGeeks
Php String And Regular Expressions
The Top 9 Most Popular PHP String Functions – vegibit
Replace First and Last Character From String PHP - Tuts Make
Find repeated character present first in a string - GeeksforGeeks
