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Lodash _.random() Method
  • Last Updated : 09 Sep, 2020

The _.random() method is used to return a random number which is in the range provided to the function. If floating is true, or either lower or upper are floats, a floating-point number is returned instead of an integer.

Syntax:

_.random([lower = 0], [upper = 1], [floating])

Parameters: This method accepts three parameters as mentioned above and described below:

  • lower: This parameter holds the lower bound.
  • upper: This parameter holds the upper bound.
  • floating: This parameter specifies returning a floating-point number.

Return Value: This method returns the random number.

Example 1:



Javascript

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// Requiring the lodash library  
const _ = require("lodash");  
          
// Use of _.random method 
console.log(_.random(10)); 
console.log(_.random(10, 12)); 
console.log(_.random(10, 12)); 
console.log(_.random(10.3, 12.5)); 

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Output:

3
11
10
12.000118273018167

Example 2:  

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// Requiring the lodash library  
const _ = require("lodash");  
  
// lower and upper value
let lower = 2; 
let upper = 11; 
    
// Printing 5 random values 
// in range 2 and 11 
for (let i = 0; i < 5; i++) { 
    console.log(_.random(lower, upper)); 
}

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Output:

9
5
2
11
5

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