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PHP Strings

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PHP interview, PHP Strings
2023

How do you retrieve client IP address using PHP?

PHP interview, PHP Strings

Explain $_GET, $_POST, and $_REQUEST variables.

PHP interview, PHP Strings

What are superglobals in PHP?

PHP interview, PHP Strings

Explain the difference between single-quoted and double-quoted strings.

PHP interview, PHP Strings

How can you format strings using sprintf() in PHP?

PHP interview, PHP Strings

What is the purpose of nl2br() function?

PHP interview, PHP Strings

Explain the trim() and rtrim() functions in PHP.

PHP interview, PHP Strings

How can you replace a substring in a string?

PHP interview, PHP Strings

What is the use of strpos() function in PHP?

PHP interview, PHP Strings

How do you find the length of a string in PHP?

PHP interview, PHP Strings

Explain the concatenation operator in PHP.

PHP interview, PHP Strings

How do you declare a string in PHP?