truthCheckCollection javascript Code Snippet in 2024
objectlogicarrayintermediate
Last Updated: 20 April 2024
Checks if the predicate function is truthy for all elements of a collection.
- Use
Array.prototype.every()to check if each passed object has the specified property and if it returns a truthy value.
const truthCheckCollection = (collection, pre) =>
collection.every(obj => obj[pre]);truthCheckCollection( [ { user: 'Tinky-Winky', sex: 'male' }, { user: 'Dipsy', sex: 'male' }, ], 'sex' ); // true
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