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MarkLogic 10 Product Documentation
fn functions (Numeric)

The numeric built-in functions are XQuery functions defined to operate on numeric values. They are defined in XQuery 1.0 and XPath 2.0 Functions and Operators.

5 functions
Function name Description
fn:abs Returns the absolute value of $arg.
fn:ceiling Returns the smallest (closest to negative infinity) number with no fractional part that is not less than the value of $arg.
fn:floor Returns the largest (closest to positive infinity) number with no fractional part that is not greater than the value of $arg.
fn:round Returns the number with no fractional part that is closest to the argument.
fn:round-half-to-even The value returned is the nearest (that is, numerically closest) numeric to $arg that is a multiple of ten to the power of minus $precision.