Lodash random method
 
语法
 
 
 
  _.random([lower=0], [upper=1], [floating])
 
   
  
 Produces a random number between the inclusive lower and upper bounds. If only one argument is provided a number between 0 and the given number is returned. If floating is true, or either lower or upper are floats, a floating-point number is returned instead of an integer.
 
参数
 
[lower=0] (number) − The lower bound. 
[upper=1] (number) − The upper bound. 
[floating] (boolean) − Specify returning a floating-point number. 
输出
 
(number) − Returns the random number. 
实例
 
 
 
  var _ = require('lodash');
var result = _.random( 1, 4);
console.log(result);
result = _.random(1, 4, true);
console.log(result);
 
   
  
 Save the above program in 
 tester.js. Run the following command to execute this program.
 
Command
 
 
输出