(PHP 4, PHP 5, PHP 7) Convert special characters to HTML entities

(PHP 4, PHP 5, PHP 7) Strip HTML and PHP tags from a string

(PHP 5 >= 5.3.0, PHP 7) Make a string's first character lowercase

(PHP 4, PHP 5, PHP 7) Find the position of the first occurrence of a substring in a string

(PHP 4, PHP 5, PHP 7) Returns the translation table used by htmlspecialchars()

(PHP 4, PHP 5, PHP 7) Replace all occurrences of the search string with the replacement string

(PHP 4 >= 4.1.0, PHP 5, PHP 7) Query language and locale information

(PHP 4, PHP 5, PHP 7) Alias of