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name: dict
long_name: Dict
since: 0.47.0
is_container: true
description: |
Stores a mapping of strings to other objects. See [dictionaries](Syntax.md#dictionaries).
You can also iterate over dictionaries with the [`foreach`
statement](Syntax.md#foreach-statements).
*(since 0.48.0)* Dictionaries can be added (e.g. `d1 = d2 + d3` and `d1 += d2`).
Values from the second dictionary overrides values from the first.
methods:
- name: has_key
returns: bool
description: Returns `true` if the dictionary contains the key given as argument, `false` otherwise.
posargs:
key:
type: str
description: The key to query.
- name: get
returns: any
description: |
returns the value for the key given as first
argument if it is present in the dictionary, or the optional
fallback value given as the second argument. If a single argument
was given and the key was not found, causes a fatal error
arg_flattening: false
posargs:
key:
type: str
description: The key to query.
optargs:
fallback:
type: any
description: Fallback value that is returned if the key is not in the [[@dict]].
- name: keys
returns: list[str]
description: Returns an array of keys in the dictionary.
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