CoCoA:OpenIString

OpenIString

open input string

Description

This function open strings for input. The string S

serves as the name of the device opened for input or output; one may

use the empty string. OpenIString is used to read input from the string T with the help of <ttref>Get</ttref>.

Example

  S := <quotes>hello world</quotes>;
  D := OpenIString(<quotes/>,S);  -- open the string S for input to CoCoA
  L := Get(D,7);  -- read 7 characters from the string
  L;  -- ascii code
[104, 101, 108, 108, 111, 32, 119]
-------------------------------
  Ascii(L); -- convert ascii code to characters
hello w
-------------------------------
  Close(D);  -- close device D

Syntax

OpenIString(S:STRING,T:STRING):DEVICE
OpenOString(S:STRING):DEVICE

Close

Introduction to IO

OpenOString

OpenIFile

OpenOFile

Source

Sprint

   <type>io</type>
   <type>printing</type>
   <type>string</type>