strScan and Find a first occurrence of a string in a string using x++

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)));