NAME

NLL - Simple language for programming learning

SYNOPSIS

nll [<options>] [<filename>|-|{--|stdin}] [<arguments>...]

DESCRIPTION

Simple script language for beginners for programming learning.

Complicated sentence structures are abolished and It is designed to understand if you can go on reading it by a line unit.

Integer arithmetic, character string processing, a floating decimal operation are possible.

This has text drawing, graphic and sound function and can make simple games.

NLL is one implementation in NLUX of programming language HOBBY.

OPTIONS

-h|-help: Output help message.
-v|-version: Output version.
-q|-quit: Auto quit after execution of the input file.
-n|-number: Auto numbering mode of the input file.
-nr|-no-run: Disable auto execution of the input file.
-na|-no-argv: Not give ARGV[] for arguments.
-ns|-no-system: Disable system functions.
-nc|-no-syscall: Disable SYSCALL() function.
-nn|-no-network: Disable network functions.
-nf|-no-fixed: Disable one time only calculation of the fixed value.
-e <command>: Execute the command.
-: The file name not to read.
--|stdin: Input the commands from standard input.

EXAMPLES

$ nll: Start NLL and output the prompt 'nll>'.
$ nll sample.nll: Start NLL, load and run the program.
$ nll -q -e 'PRINT 1+2': Execute the program in one linear mode.
$ echo "abc" | nll -e 'S=FGETS(0);S+="def";FPUTS(0,S)': Use NLL as the filter program.

PROGRAMMING

Input the following lines in turn from the top, and see the saved program by LIST command on the way.

nll> A=1; B=2; PRINT A + B: Run the program in direct mode.
nll> 1 A=1: Save the program in program mode.
nll> 2 B=2: Insert the next line into the saved program.
nll> 10 PRINT A + B: Insert the next line into the saved program. The line number is renumbered in automatically.
nll> 1 1 A=2: Modify the saved line. (Two times of line number)
nll> 2 1: Move the saved line.
nll> 1: Delete the saved line.

COMMANDS

nll> RUN: Run the saved program.
nll> LIST: See the saved program.
nll> NEW: Clear the saved program.
nll> LOAD "sample.nll": Load the program.
nll> QUIT: Exit from NLL.

SAMPLES

More sample programs for NLL can be found at <https://kozos.jp/nll/samples.html>.

Graphic sample programs for NLL can be found at <https://kozos.jp/nll/samples-graphic.html>.

Audio sample programs for NLL can be found at <https://kozos.jp/nll/samples-sound.html>.

NOTES

This is the manual page for NLL and the more informations can be found at <https://kozos.jp/nll/>. NLL is part of the NLUX distribution. The latest version of NLUX can be found at <https://kozos.jp/nlux/>.

AUTHOR

NLL and this manual page were written by SAKAI Hiroaki. <https://kozos.jp/>