| 
 
  | 
| 
 Description  | 
 Log10() returns the common logarithm (base 10) of the specified numeric expression.  | 
| 
 
  | 
 
  | 
| 
 Syntax  | 
 Log10(number)  | 
| 
 
  | 
 
  | 
| 
 Parameters  | 
 number A number, or an expression that evaluates to a number.  | 
| 
 
  | 
 
  | 
| 
 Return Value  | 
 A common logarithm  | 
| 
 
  | 
 
  | 
| 
 Examples  | 
 Log10Ex(number)=begin retval = Log10(number) end  | 
| 
 
  | 
 
  | 
| 
 Comments  | 
 The base for the common logarithm is 10.  |