getOrDefault

2.02

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Description

Description:

Retrieves a value out of a HashMap after looking it up by its key. When the HashMap doesn't contain the key, the default value is returned

Groups:

HashMap

Syntax

Syntax:

hashMap getOrDefault [key, defaultValue, setDefault]

Parameters:

hashMap: HashMap

key: HashMapKey - Case sensitive key

defaultValue: Anything - (Optional, default nil)

since 2.04

setDefault: Boolean - (Optional, default false) if set to true and value does not exist in provided hash map, defaultValue will be added to the hash map

Return Value:

Anything

Examples

Example 1:

private _myValue = _myHashMap getOrDefault ["a", "Not Found!"];

Example 2:

private _myValue = _hashMap getOrDefault ["a", "Not Found!", true]; // will add default value to the hash map if it does not exist

Example 3:

private _array = _hashmap getOrDefault [_key, [], true]; // a new array will be created if it doesn't exist _array pushBack _item; // _item will be added to the array (the one in the hashmap is updated by reference)

Additional Information

See also:

HashMap get

Notes

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