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PHP substr() string function
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String in PHP | Four Different Types of String Declaration in PHP
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MySQL SUBSTRING() function - w3resource
PHP uses more power to split Strings : r/ProgrammerHumor
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How to use the substr() Function in PHP - Pi My Life Up
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Split in PHP - PHP str_split() function - Scaler Topics
The Hell of Calculating The Size of Strings in PHP | by Alexandre Daubois | Medium
error handling - PHP cuts off parts of long arguments in exception stack traces. How to tell it not to? - Stack Overflow
Basic PHP Tutorial 19: Finding words in strings - YouTube
PHP Array Exercise: Get the shortest, longest string length from an array - w3resource
PHP substr(): How to Extract a Substring from a String
How To Split String In PHP Using Delimiter - explode() Function - Tech Fry
How To Remove Whitespace Characters in a string in PHP - trim() Function - Tech Fry
Reverse String in PHP | Learn Reverse String in PHP Using Various Loops
PHP substr() function - w3resource
