Python math.log10() Method

Python math 模块Python math Module

Python math.log10(x)The method returns the base-10 logarithm of x.

Syntax

The syntax of the math.log10() method is as follows:

math.log10(x)

Parameter Description:

  • x-- Required. A number. If x is not a number, a TypeError is returned. If the value is 0 or negative, a ValueError is returned.

Return Value

Returns a float, representing the base-10 logarithm of a number.

Example

The following example returns the base-10 logarithm of a number:

Example

# Import the math package
import math

# Output the base-10 logarithm of a number
print(math.log10(2.7183))
print(math.log10(2))
print(math.log10(1))

Output Result:

0.43429738512450866
0.3010299956639812
0.0

Python math 模块Python math Module

Other Extensions