strScan (Find a first occurrence of a string in a string)
info("int strScan(str _text1,str _text2,int _position,int _number)");
info("Searches a text string for the occurrence of another string.");
info("_text1 - The text string to search.");
info("_text2 - The string to find.");
info("_position - The position at which the search should start.");
info("_number - The number of characters that should be searched.");
info(int2str(strScan("ABCDEFGHIJ","DE",1,10)));