====== StrReplace ======

Function return text with old substrings replaced by new ones. 

<code pcmi>
StrReplace(string, searchstring, replacestring [, replaceall [, casesense]])
</code>
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|**string**|Source string.|
|**searchstring**|Substring for search.|
|**replacestring**|String for replace.|
|**replaceall**|Count to replace. 0 - replace all (default), 1 - replace first.|
|**casesense**|Case sensitivity. 0 - case insensitive (default), 1 - case sensitive.|