Syntax Of Lodash takeWhile method
_.takeWhile(array, [predicate=_.identity])
Lodash takeWhile method creates a slice of array with elements taken from the beginning. Elements are taken until predicate returns falsey.
Arguments
- array (Array) − The array to query.
- [predicate=_.identity] (Function) − The function invoked per iteration.
Output
- (Array) − Returns the slice of array.
Example
var _ = require('lodash');
var users = [
{ 'user': 'Mark', 'active': false },
{ 'user': 'Joe', 'active': true },
{ 'user': 'Jake', 'active': false }
];
var result = _.takeWhile(users, function(o) { return !o.active; });
console.log(result);
Save the above program in tester.js. Run the following command to execute this program.
Command
\>node tester.js
Output
[ { user: 'Mark', active: false } ]
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