Html inner-text replace special character in C# or Vb.net

ho开发者_开发百科w to replace special character from client-side html editor post to server in vb or c# whitout replace same charachter in html tags? it usefull to insert to database the correct string.

input:

<div class="c1">HELLO YOUR Number 1</div>

replace("1","xxx") => replace "1" with "xxx"

output:

<div class="c1">HELLO YOUR Number xxx</div>

not

<div class="cxxx">HELLO YOUR Number xxx</div>

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once you get a reference to your div from JavaScript or Server side, just call the replace on div.InnerText instead of calling it on the whole page markup.