rfc:fallback-to-root-scope-deprecation
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rfc:fallback-to-root-scope-deprecation [2018/02/03 07:49] – wesnetmo | rfc:fallback-to-root-scope-deprecation [2018/02/03 08:05] – wesnetmo | ||
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===== Introduction ===== | ===== Introduction ===== | ||
- | Fallback to global scope allow users to access | + | Fallback to global scope allows namespaces |
- | At the time the feature was introduced, there was no `use function|const foo` syntax available | + | <code php> |
- | today, authors that really hate writing '' | + | namespace Bar; |
+ | strlen(); | ||
+ | // first tries to call \Bar\strlen() | ||
+ | // if not found, fallbacks to \strlen() | ||
+ | </ | ||
This feature causes more harm than good, since it prevents PHP from implementing **in a sensible manner** long-requested features like function autoloading. Additionally, | This feature causes more harm than good, since it prevents PHP from implementing **in a sensible manner** long-requested features like function autoloading. Additionally, | ||
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===== Proposal ===== | ===== Proposal ===== | ||
- | This RFC proposes to deprecate the fallback to root scope, by emitting a '' | + | This RFC proposes to deprecate the fallback to root scope, by emitting a '' |
< | < | ||
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); | ); | ||
</ | </ | ||
+ | |||
+ | However, if this RFC passes, authors should try to avoid the Notice by writing `\strlen()` or `use function {strlen, strpos};` in their code, which are **plenty of solutions covering any code style**. | ||
===== Backward Incompatible Changes ===== | ===== Backward Incompatible Changes ===== |
rfc/fallback-to-root-scope-deprecation.txt · Last modified: 2018/02/03 16:26 by wesnetmo