What does log in javascript mean?

Log in JavaScript means "logarithm" and is a method of the Math object. The syntax is "Math.log(x)"; the log() method can return the natural logarithm of the number "x". If the parameter value is a negative number, the return result is "NaN". If the parameter value is 0, the return result is "-Infinity".

The operating environment of this tutorial: Windows 10 system, JavaScript version 1.8.5, Dell G3 computer.

What is the meaning of log in JavaScript

log in JavaScript means "logarithm", the log() method returns the natural value of a number Logarithm (base E).

The syntax of this method is as follows:

Math.log(x)

If the parameter x is a negative number, NaN will be returned. If parameter x is 0, then -Infinity is returned. The result returned is the natural logarithm of x.

The example is as follows:

    
  
单击按钮显示不同数值的自然对数。
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Output result:

javascript learning tutorial】

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