getOrDefault: Difference between revisions
|  (setDefault parameter was missing) | Lou Montana (talk | contribs)  m (Text replacement - "(\|[pr][0-9]+ *= *[^-]+) *- *C([a-eg-z])" to "$1 - c$2") | ||
| (2 intermediate revisions by 2 users not shown) | |||
| Line 10: | Line 10: | ||
| |s1= hashMap [[getOrDefault]] [key, defaultValue, setDefault] | |s1= hashMap [[getOrDefault]] [key, defaultValue, setDefault] | ||
| |p1= hashMap : [[HashMap]] | |p1= hashMap: [[HashMap]] | ||
| |p2= key: [[HashMapKey]] -  | |p2= key: [[HashMapKey]] - case sensitive key | ||
| |p3= defaultValue: [[Anything]] - (Optional, default [[nil]]) | |p3= defaultValue: [[Anything]] - (Optional, default [[nil]]) | ||
| |p4= setDefault: [[Boolean]] - (Optional, default [[false]])  | |p4= 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 | ||
| |p4since= arma3 2.04 | |p4since= arma3 2.04 | ||
| |r1= [[Anything]] | |r1= [[Anything]] | ||
| |x1= < | |x1= <sqf>private _myValue = _myHashMap getOrDefault ["a", "Not Found!"];</sqf> | ||
| |x2= < | |x2= <sqf>private _myValue = _hashMap getOrDefault ["a", "Not Found!", true]; // will add default value to the hash map if it does not exist</sqf> | ||
| |x3= < | |x3= <sqf> | ||
| _array  | 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) | |||
| </sqf> | |||
| |seealso= [[HashMap]] [[get]] | |seealso= [[getOrDefaultCall]] [[HashMap]] [[get]] | ||
| }} | }} | ||
Latest revision as of 13:59, 8 November 2023
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 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:
- Example 2:
- Example 3:
Additional Information
- See also:
- getOrDefaultCall HashMap get
Notes
- 
Report bugs on the Feedback Tracker and/or discuss them on the Arma Discord or on the Forums.
 Only post proven facts here! Add Note
 
	