Learn CHAPEL with Real Code Examples

Download Chapel from official website

Build from source or use precompiled binaries

Set environment variables (CHPL_HOME, PATH)

Test installation with sample programs

Configure for target HPC platform

Install Chapel from official binaries or source

Set CHPL_HOME and PATH environment variables

Test installation with sample programs

Configure for local or HPC cluster execution

Verify compiler and runtime functionality

chplconfig - compiler and runtime configuration

src/ - Chapel source files

lib/ - reusable modules

tests/ - unit and integration tests

cluster_configs/ - HPC system configuration

chpl file.chpl - compile Chapel source

./file - run compiled executable

chpl --target=llvm file.chpl - compile with LLVM backend

chpl --fast - optimize for performance

use MyModule; - import module in code

Supports UTF-8 data in arrays and strings

Used globally in scientific research

Data formats adaptable to international standards

Documentation and community resources in multiple languages

Interoperable with international HPC libraries

Open-source and actively developed

Supported on HPC clusters and Linux/Unix systems

Documentation and tutorials available

Community forums and academic HPC support

Portable across HPC platforms

No native UI; output via console

Integration with visualization tools for HPC

Results formatted for scientific analysis

Optional libraries for plotting or reporting

Focus on computational output

Variables and arrays for data storage

Tasks manage concurrent execution state

Modules encapsulate reusable logic

Domain maps control distributed state

Synchronization primitives for task coordination

Arrays over domains

Distributed memory via domain maps

Tasks process data in parallel

Modules encapsulate reusable data operations

Interoperable with external HPC libraries