What is the best way to utilize lodash in order to inspect every element within a collection, excluding those that do not fulfill my specified condition

let allChecked = _.every(this.collection, this.checked);

I'm working on tweaking an existing code snippet that currently evaluates to true if every item in the collection has the checked property set to true. My goal is to adjust it so that it only checks items where the disabled property is not set to true. In other words, I want to skip over any items in the collection where disabled is true during this _.every() evaluation.

Answer №1

To eliminate items with a true value on the designated property in the collection, you could simply utilize _.reject with this.collection.

For instance,

_.every(_.reject(this.collection, 'disabled'), this.checked)
is an example of how it can be used.

Answer №2

You can optimize the check by including disabled with short circuit logic. If the value of disabled is true, you can bypass the check entirely:

let allChecked = _.every(this.collection, obj => obj.disabled || this.checked(obj));

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