XPath Number Operators and Functions

XPath Number Operators

A list of number operators that are used with XPath expressions:

Operator	Description
`+`	It is used for addition operation.
`-`	It is used for subtraction operation.
`*`	It is used for multiplication operation.
`div`	It is used for division operation.
`mod`	It is used for modulo operation

A list of functions on numbers that are used with XPath expressions:

Function	Description
`ceiling()`	It is used to return the smallest integer larger than the value provided.
`floor()`	It is used to return the largest integer smaller than the value provided.
`round()`	It is used to return the rounded value to nearest integer.
`sum()`	It is used to return the sum of two numbers.