Rosetta Code

Copy stdin to stdout: Difference between revisions

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Copy stdin to stdout (view source)

Revision as of 16:13, 29 May 2022

296 bytes removed ,  1 year ago
Added XPL0 example.
(Added XPL0 example.)
Line 696:
loop until asc(left(s,1))=26
</lang>
 
=={{header|Wren}}==
In the following script, stdin and stdout are both assumed to be connected to a terminal.
Line 712 ⟶ 713:
Stdin.isRaw = false</lang>
 
=={{header|WrenXPL0}}==
Device 1 is stdin without echoing a character to the screen. Device 0 (or 1) is
In the following script, stdin and stdout are both assumed to be connected to a terminal.
stdout, which displays the character on the monitor. This program can
 
list a file to the screen like this: stdio <file.txt
Bytes are read from stdin and written to stdout until the return key is pressed.
<lang XPL0>int C;
<lang ecmascript>import "io" for Stdin, Stdout
loop [C:= ChIn(1);
 
if C = $1A \EOF\ then quit;
Stdin.isRaw = true // prevents echoing to the terminal
ChOut(0, C);
while (true) {
]</lang>
var byte = Stdin.readByte() // read a byte from stdin
if (byte == 13) break // break when enter key pressed
System.write(String.fromByte(byte)) // write the byte (in string form) to stdout
Stdout.flush() // flush output
}
System.print()
Stdin.isRaw = false</lang>
 
=={{header|zkl}}==
Loren
772

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