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Add == and != to arrays and maps.

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Stephen Chung
2020-11-08 23:00:37 +08:00
parent 487a073caf
commit 48886eacc8
9 changed files with 182 additions and 44 deletions
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doc/src/language/object-maps.md
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@@ -59,12 +59,14 @@ operate on object maps:
| Function | Parameter(s) | Description |
| ---------------------- | -------------------------------------------- | ---------------------------------------------------------------------------------------------------------------------------------------- |
| `has` | property name | does the object map contain a property of a particular name? |
| `has`, `in` operator | property name | does the object map contain a property of a particular name? |
| `len` | _none_ | returns the number of properties |
| `clear` | _none_ | empties the object map |
| `remove` | property name | removes a certain property and returns it ([`()`] if the property does not exist) |
| `+=` operator, `mixin` | second object map | mixes in all the properties of the second object map to the first (values of properties with the same names replace the existing values) |
| `+` operator | 1) first object map<br/>2) second object map | merges the first object map with the second |
| `==` operator | 1) first object map<br/>2) second object map | are the two object map the same (elements compared with the `==` operator, if defined)? |
| `!=` operator | 1) first object map<br/>2) second object map | are the two object map different (elements compared with the `==` operator, if defined)? |
| `fill_with` | second object map | adds in all properties of the second object map that do not exist in the object map |
| `keys` | _none_ | returns an [array] of all the property names (in random order), not available under [`no_index`] |
| `values` | _none_ | returns an [array] of all the property values (in random order), not available under [`no_index`] |