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JavaScript DataCollection - reduce Method

reduces the array to a single value

reduce(callback: (acc: any, item: any) => any, acc: any): any;

• callback: function - a function that will be called for each item in the array. The function takes two parameters:
  • acc - the initialValue, or the previously returned value of the function
  • item - the current item of a data collection
• acc: any - a value to be passed to the function as the initial value

A single output value.

Example

const total = component.data.reduce(function(acc, item) {
    return acc + item.value;
}, 0);

Related sample: Data. Reduce

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