find()
finds the item that corresponds to the specified rule
find(rule: IFilterMode | DataCallback<T>): T;
Parameters:
rule: object | function
- the search criteria
Returns:
An object of the matching item.
Example
//searching for an item by the function
const item = component.data.find(function(item){
if(item.text==="Manager"||item.text==="Marketer"){return true}
});
//searching for an item by the attribute key
const item = component.data.find({by:"text",match:"Manager"});
Related sample: Data. Find
The rule parameter:
- if set as
DataCallback(item: T, index?: number, array?: T[])
, the search will be applied by the rule specified in the function - if set as an
IFilterMode
object, the parameter contains the following attributes:- by - (string,function) the search criterion (either the key of the item attribute or a search function)
- match - (string) the value of the item attribute