getchar
| getchar | 
  Purpose
 
 Get a character in a string or text.
 
  Synopsis
 
function getchar(txt:text, index:integer):integer
 function getchar(str:string, index:integer):integer
 
  Arguments
 
| 
     txt 
     | 
     A text object
     | 
| 
     str 
     | 
     String
     | 
| 
     index 
     | 
     Position of the character
     | 
  Return value
 
 Character code or -1 if the index is not valid.
  Related topics
 
  Module
 
 
