Function strValidCharacters

Check if a string contains only valid characters. Therefore the string is compared with a hard coded list of valid characters for each datatype.

Copyright: 2004-2016 The Admidio Team
License: GNU General Public License v2.0 only **********************************************************************************************
Located at

Parameters summary

`string`	`$string`	The string that should be checked.
`string`	`$checkType`	<p>The type @b email, @b file, @b noSpecialChar, @b phone or @b url that will be checked. Each type has a different valid character list.</p>

`boolean`	Returns @b true if all characters of @b string match the internal character list.