acc-psr-autoloading-knowledge
PSR-4 Autoloading Knowledge
Quick Reference
| Concept | Description |
|---|---|
| Namespace Prefix | Maps to a base directory |
| FQCN | Fully Qualified Class Name |
| Path Mapping | Namespace → Directory → File |
Core Concept
PSR-4 defines how to autoload classes from file paths based on their fully qualified class name.
Namespace Prefix → Base Directory
Acme\Log\ → ./src/
FQCN → File Path
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