The String Component (Symfony Docs)
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PHPyths Buster: A great string performance test! (updated) - Krzych Jończyk
PHP Object to String | How to Convert Object to String in PHP?
PHP Adding Two Numbers Program - javatpoint
PHP str_word_count() Function
PHP Array to String: Convert an Array To String with PHP - DEV Community
PHP: Program to add a string to an existing file
PHP - How to convert integer to string? - TutorialKart
Truncate text to a specific length in PHP – BrainBell
floating point - Why is the parameter type of the bcadd method in PHP a string? - Stack Overflow
How to Combine Strings in PHP, String Concatenation PHP, Learn to Concatenate Strings, Codecademy - YouTube
How to define String in PHP? - DevOpsSchool.com
PHP 8.1] Add null to string in Function Call Arg: NullToStrictStringFuncCallArgRector · Issue #6910 · rectorphp/rector · GitHub
PHP addslashes() function - w3resource
javascript - Retrieve php variable in a string of a select <option> - Stack Overflow
PHP - Append String - Examples
PHP String Functions Part 1 - English - YouTube
PHP Implode – Convert Array to String with Join
PHP: Convert String to Number
How to Generate a Random String in PHP?
How to link string literals with variables in PHP? | Droptica
