Question

How to generate random float in specific range with JavaScript

Answer 1

function generateRandomFloat(min, max, decimals) {
  const str = (Math.random() * (max - min) + min).toFixed(decimals);

  return parseFloat(str);
}

console.log(generateRandomFloat(3.1, 3.7, 1));

console.log(generateRandomFloat(2.5, 2.8, 2));

console.log(generateRandomFloat(1.3, 4.2, 3)); 
  
  
  
  
/*
run:
  
3.2
2.51
1.456
  
*/

 

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