rfc:comparison_inconsistency
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| rfc:comparison_inconsistency [2014/01/08 01:56] – yohgaki | rfc:comparison_inconsistency [2014/01/11 02:53] – yohgaki | ||
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| ====== PHP RFC: Existing comparison and conversion behaviors to discuss/ | ====== PHP RFC: Existing comparison and conversion behaviors to discuss/ | ||
| * Version: 0.1 | * Version: 0.1 | ||
| - | * Date: 2013-10-31 | + | * Date: 2014-01-08 |
| * Author: Yasuo Ohgaki < | * Author: Yasuo Ohgaki < | ||
| * Status: Draft (or Under Discussion or Accepted or Declined) | * Status: Draft (or Under Discussion or Accepted or Declined) | ||
| Line 181: | Line 181: | ||
| ==== Object Array conversion of numeric property/ | ==== Object Array conversion of numeric property/ | ||
| + | Object/ | ||
| https:// | https:// | ||
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| - | ==== Function/ | + | ===== Function/ |
| - | === is_numeric === | + | ==== is_numeric |
| https:// | https:// | ||
| - | === base_convert ==== | + | ==== base_convert ==== |
| https:// | https:// | ||
| - | === min() function === | + | ==== min() function |
| https:// | https:// | ||
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| This is not a bug. If one of operand is BOOL(or NULL), both operands are converted to BOOL and evaluated as BOOL. It may be good idea that document this behavior in min() manual. | This is not a bug. If one of operand is BOOL(or NULL), both operands are converted to BOOL and evaluated as BOOL. It may be good idea that document this behavior in min() manual. | ||
| - | === Return value of wrong internal function/ | + | ==== Return value of wrong internal function/ |
| If not all, almost all functions return NULL when required function parameter is missing or wrong type. However, almost all functions return FALSE when they have errors. | If not all, almost all functions return NULL when required function parameter is missing or wrong type. However, almost all functions return FALSE when they have errors. | ||
| Line 263: | Line 264: | ||
| Bug reports are not verified carefully. Removing wrong one, adding proper one is appreciated. | Bug reports are not verified carefully. Removing wrong one, adding proper one is appreciated. | ||
| - | == Developer Guideline == | + | ===== Developer Guideline |
| * Internal function/ | * Internal function/ | ||
| Line 269: | Line 270: | ||
| * Internal function/ | * Internal function/ | ||
| - | == User Guideline == | + | ===== User Guideline |
| * User should not rely return value only for failure condition, but should rely error/ | * User should not rely return value only for failure condition, but should rely error/ | ||