ldc2 Verified current stable Not installed? Programming

Ldc2 / Display Help

Display Help

Show help information for the ldc2 compiler.

$
Terminal
ldc2 -h

When To Use

When needing to reference available commands and options for the ldc2 compiler immediately.

Pro Tip

Use output redirection to capture help output for documentation purposes.

Anatomy of Output

Understanding the result

ldc2: D Language Compiler Tool Description

Describes the purpose of the tool.

Usage: ldc2 [options] [source files]... Usage Statement

Basic invocation format of the tool.

Options: Available Commands

List of commands with minimal descriptions.

-help Show help message Help Command

Displays help information for available commands.

Power User Variants

Optimized versions

ldc2 -h --verbose

Display help with detailed explanations of options.

ldc2 --help | less

View help output in a paginated manner.

Unix Pipeline

Shell combinations

ldc2 -h > ldc2_help.txt

Redirect help output to a text file for later reference.

Troubleshooting

Common pitfalls

Error: no input files provided.

Solution: Specify at least one source file to compile.

Error: invalid option specified.

Solution: Check the list of available options by running 'ldc2 -h'.

Error: unsupported operation.

Solution: Review the commands allowed by the compiler.

Command Breakdown

What each part is doing

ldc2
Base Command
The executable that performs this operation. Here it runs Ldc2 before the shell applies any redirect operators.
-h
Command Option
Tool-specific option used by this command invocation.

Alternative Approaches

Comparable commands in other tools

Alternative programming tools for the same job.