---
layout: doc
title: strings
---
* [capitalize](capitalize)
* [clear_bit](clear_bit)
* [crypt](crypt)
* [explode](explode)
* [hash](hash)
* [implode](implode)
* [lower_case](lower_case)
* [ltrim](ltrim)
* [oldcrypt](oldcrypt)
* [reg_assoc](reg_assoc)
* [regexp](regexp)
* [replace_string](replace_string)
* [rtrim](rtrim)
* [set_bit](set_bit)
* [sha1](sha1)
* [sprintf](sprintf)
* [sscanf](sscanf)
* [strcmp](strcmp)
* [string_decode](string_decode)
* [string_encode](string_encode)
* [stringp](stringp)
* [strlen](strlen)
* [strsrch](strsrch)
* [strwidth](strwidth)
* [test_bit](test_bit)
* [trim](trim)
