(PHP 4, PHP 5, PHP 7) Strip whitespace (or other characters) from the end of a string
(PHP 4, PHP 5, PHP 7) Strip whitespace (or other characters) from the beginning and end of a string
(PHP 5, PHP 7) Decode a uuencoded string string
(PHP 4, PHP 5, PHP 7) Return a specific character
(PHP 4, PHP 5, PHP 7) Un-quotes a quoted string
(PHP 4 >= 4.3.0, PHP 5, PHP 7) Return information about words used in a string
(PHP 4, PHP 5, PHP 7) Quote string with slashes in a C style
(PHP 4, PHP 5, PHP 7) Calculate the md5 hash of a string
(PHP 4 >= 4.0.5, PHP 5, PHP 7) Locale based string comparison
(PHP 4, PHP 5, PHP 7) Binary safe string comparison
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