Hortonworks Docs » DataFlow 3.4.1.1 » Apache NiFi Expression Language Guide

Apache NiFi Expression Language Guide

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Overview
Structure of a NiFi Expression
Expression Language in the Application
- Escaping Expression Language
- Expression Language Editor
Functions
- Data Types
Boolean Logic
String Manipulation
Encode/Decode Functions
Searching
Mathematical Operations and Numeric Manipulation
Date Manipulation
Type Coercion
Subjectless Functions
Evaluating Multiple Attributes

Encode/Decode Functions

Each of the following functions will encode a string according the rules of the given data format.

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