The _.isIncreasing() method checks whether the given values are monotonically increasing or not or each argument is greater than the previous argument.
Syntax:
_.isIncreasing(val1, val2, ..., valn);
Parameters: In this method, n values to checked for increasing order.
Return Value: This method returns a Boolean value(Returns true if the given values are Increasing, else false).
Note: This will not work in normal JavaScript because it requires the underscore.js contrib library to be installed. Underscore.js contrib library can be installed using npm install underscore-contrib .
Example 1: This method returns true.
Javascript
// Defining underscore contrib variable var _ = require('underscore-contrib'); // Checking console.log("The Value is Increasing : " + _.isIncreasing(1, 2, 3, 4)); |
Output:
The Value is Increasing : true
Example 2: This method returns false.
Javascript
// Defining underscore contrib variable var _ = require('underscore-contrib'); // Checking console.log("The Value is Increasing : " + _.isIncreasing(3, 2, 1, 2)); |
Output:
The Value is Increasing : false
Example 3: For string values in increasing order, this method returns true.
Javascript
// Defining underscore contrib variable var _ = require('underscore-contrib'); // Checking console.log("The Value is Increasing : " + _.isIncreasing('a', 'b')); |
Output:
The Value is Increasing : true
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