BIS fnc selectRandomWeighted: Difference between revisions

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| Selects a random item from an array, taking into account item weight. Note:
| Selects a random item from an array, taking into account item weight. Note:
* The weights don't have to total to 1
* The weights don't have to total to 1
* The length of weights and items arrays may not match, in which case the shortest array is used for length|= Description
* The length of weights and items arrays may not match, in which case the shortest array is used for length|DESCRIPTION=
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| itemsAndWeights call [[BIS_fnc_selectRandomWeighted]] |= Syntax
| itemsAndWeights call [[BIS_fnc_selectRandomWeighted]] |SYNTAX=


|p1=itemsAndWeights: [[Array]] - array of items and weights [item, weight, item, weight...]|= Parameter 1
|p1=itemsAndWeights: [[Array]] - array of items and weights [item, weight, item, weight...]|PARAMETER1=


| [[Anything]] |= Return value
| [[Anything]] |RETURNVALUE=


|s2= [items, weights] call [[BIS_fnc_selectRandomWeighted]] |= Syntax
|s2= [items, weights] call [[BIS_fnc_selectRandomWeighted]] |SYNTAX=
|p21=[items, weights]: [[Array]]|= Parameter 1
|p21=[items, weights]: [[Array]]|PARAMETER1=
|p22=items: [[Array]] - items array of [[Anything]] |= Parameter 1
|p22=items: [[Array]] - items array of [[Anything]] |PARAMETER1=
|p23=weights: [[Array]] - weights array of [[Number]]s |= Parameter 1
|p23=weights: [[Array]] - weights array of [[Number]]s |PARAMETER1=


|r2= [[Anything]] |= Return value
|r2= [[Anything]] |RETURNVALUE=
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|x1= <code>["apples",.3,"pears",.2,"bananas",.4,"diamonds",.1,"unicorns",.00001] [[call]] [[BIS_fnc_selectRandomWeighted]];</code> |=  
|x1= <code>["apples",.3,"pears",.2,"bananas",.4,"diamonds",.1,"unicorns",.00001] [[call]] [[BIS_fnc_selectRandomWeighted]];</code> |=  
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| [[selectRandomWeighted]]|= See also
| [[selectRandomWeighted]]|SEEALSO=


}}
}}

Revision as of 14:33, 7 April 2019


Hover & click on the images for description

Description

Description:
Selects a random item from an array, taking into account item weight. Note:
  • The weights don't have to total to 1
  • The length of weights and items arrays may not match, in which case the shortest array is used for length
Execution:
call
Groups:
Uncategorised

Syntax

Syntax:
itemsAndWeights call BIS_fnc_selectRandomWeighted
Parameters:
itemsAndWeights: Array - array of items and weights [item, weight, item, weight...]
Return Value:
Anything

Alternative Syntax

Syntax:
[items, weights] call BIS_fnc_selectRandomWeighted
Parameters:
[items, weights]: Array
items: Array - items array of Anything
weights: Array - weights array of Numbers
Return Value:
Anything

Examples

Example 1:
["apples",.3,"pears",.2,"bananas",.4,"diamonds",.1,"unicorns",.00001] call BIS_fnc_selectRandomWeighted;
Example 2:
[["apples","pears","bananas","diamonds"],[0.3,0.2,0.4,0.1]] call BIS_fnc_selectRandomWeighted;

Additional Information

See also:
selectRandomWeighted

Notes

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Notes

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