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JavaScript Math.log()


The Math.log(x) method used to returns the natural logarithm of a number.

Syntax 
Math.log(x)

Here, log() is a static method. Hence, we use it as Math.log().

Parameters
  • x - (Required).A number.
Return Value
  • Number - The natural logarithm of the number.
  • NaN - if the number is less than 0.
  • -Infinity - if the number is 0.
Example 
console.log(Math.log(1));  //0
console.log(Math.log(10));  //2.302585092994046
console.log(Math.log(3));  //1.0986122886681096
console.log(Math.log(-5)); //NaN
console.log(Math.log(0)); //-Infinity
Try it Yourself

JavaScript Math Functions