Plain Text

Plain Text Node

Plain text is the most basic form of text data, containing no formatting or other embedded information. This module provides functionality to load and process plain text content directly.

This module provides a straightforward text document loader that can:

• Load text content directly

• Process text with splitters

• Add custom metadata

• Handle escape characters

• Support document splitting

• Customize metadata extraction

• Manage text encoding

Inputs

Required Parameters

• Text: The plain text content to process

Optional Parameters

• Text Splitter: A text splitter to process the content

• Additional Metadata: JSON object with additional metadata

• Omit Metadata Keys: Comma-separated list of metadata keys to omit

Outputs

• Document: Array of document objects containing metadata and pageContent

• Text: Concatenated string from pageContent of documents

Features

• Direct text input

• Text splitting support

• Metadata handling

• Error handling

• Memory-efficient processing

• Character encoding handling

• Flexible output formats

Text Processing

Direct Mode

• Single document creation

• Preserves original text

• Basic metadata handling

• Memory efficient

Split Mode

• Multiple document creation

• Custom splitting rules

• Individual chunk metadata

• Granular content access

Document Structure

Each document contains:

• pageContent: Original or split text content

• metadata:

  • Custom metadata from input

  • Split-specific metadata (when using splitter)

  • Additional metadata properties

Content Handling

Text Input

• Direct string input

• Multi-line support

• Unicode support

• Escape character handling

Processing Options

• Text splitting

• Metadata addition

• Character normalization

• Whitespace handling

Notes

• Simple and efficient

• No file handling required

• Memory-efficient processing

• Error handling for invalid inputs

• Support for large texts

• Flexible output formats

• Metadata customization

• Character encoding support