GREL-Functions.md

List of functions supported by the General Refine Expression Language (GREL)

Function invocation in OpenRefine expression language has 2 forms:

• functionName(arg0, arg1, ...)
• arg0.functionName(arg1, ...)

The second is a shortcut to make expressions easier to read. It's only syntactic sugar.

Functions by Type

• GREL Boolean Functions
• GREL String Functions
• GREL Array Functions
• GREL Math Functions
• GREL Date Functions
• GREL Other Functions