Number Formatter

Function converting numbers to strings

Evaluation

This expression evaluates to a function of the form:

(x) -> string

The function is consistent with formatter semantics used for data to string conversion, as used for example by the CSV Output step.

Argument x is converted into a string using the given pattern and locale. The resulting string is returned.

If x is nil, the configured nil value is returned.

If x is not a long or double, an error is thrown.

Name Type Description

string

A Java DecimalFormat pattern. Example patterns for number 1234.567 below:

string

The locale determines decimal point, grouping, and number characters

string

If the number to convert is nil the function returns this value.