- Underscore.JS Tutorial
- Underscore.JS - Home
- Underscore.JS - Overview
- Underscore.JS - Environment Setup
- Underscore.JS - Iterating Collection
- Underscore.JS - Processing Collection
- Underscore.JS - Iterating Array
- Underscore.JS - Processing Array
- Underscore.JS - Functions
- Underscore.JS - Mapping Objects
- Underscore.JS - Updating Objects
- Underscore.JS - Comparing Objects
- Underscore.JS - Utilities
- Underscore.JS - Chaining
- Underscore.JS Useful Resources
- Underscore.JS - Quick Guide
- Underscore.JS - Useful Resources
- Underscore.JS - Discussion
Underscore.JS - initial method
Syntax
_.initial(array, [n])
initial method returns the elements of given array excluding last element. If n is passed then last n elements are excluded.
Example
var _ = require('underscore'); var list = [1, 2, 3, 4, 5, 6] //Example: get elements of a list excluding last element result = _.initial(list); console.log(result) //Example: get elements of list excluding last 3 elements result = _.initial(list, 3); console.log(result)
Save the above program in tester.js. Run the following command to execute this program.
Command
\>node tester.js
Output
[ 1, 2, 3, 4, 5 ] [ 1, 2, 3 ]
underscorejs_iterating_array.htm
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