PHP String Exercise: Get the last three characters of a string - w3resource
PHP String Exercise: Get the characters after the last '/' in an url - w3resource
javascript - How can I get last characters of a string - Stack Overflow
javascript - How can I get last characters of a string - Stack Overflow
string - Substring to get 3 characters from the last character vb.net - Stack Overflow
PHP strpos() Function: locating a substring within a string
Find the character in first string that is present at minimum index in second string - GeeksforGeeks
How to use the substr() Function in PHP - Pi My Life Up
How to Generate PHP Random String Token (8 Ways) - Phppot
PHP substr(): How to Extract a Substring from a String
PHP Strings - AlphaCodingSkills
How to Remove the Last Character from a String in PHP
Php - check if string is not empty or has a first character not equal to - Stack Overflow
PHP for loops Exercise: Count a specified characters in a string - w3resource
Extract First or Last n Characters from String in R - GeeksforGeeks
sed remove last character from each line on Linux / Unix - nixCraft
PHP String Exercise: Print the next character of a specific character - w3resource
PHP String Exercise: Print the next character of a specific character - w3resource
PHP Split String | Working of the PHP Split String with Examples
javascript - How can I get last characters of a string - Stack Overflow
PHP Exercises: Convert the last 3 characters of a given string in upper case - w3resource
Palindromes in PHP – AntPace.com
