0 ×

String Input

KNIME Quick Form Nodes version 4.4.0.v202106241849 by KNIME AG, Zurich, Switzerland

Outputs a string flow variable with a given value. The value can also be controlled from a quick form (web port).

The node supports custom CSS styling. You can simply put CSS rules into a single string and set it as a flow variable 'customCSS' in the node configuration dialog. You will find the list of available classes and their description on our documentation page.


A descriptive label that will be shown in, for instance the web port.
Some lines of description that will be shown in the remote control form, for instance by means of a tooltip.
Hide in Dialog
If the setting should be hidden in the sub node dialog.
Variable Name
Variable identifier.
Parameter Name
Parameter identifier for external parameterization (e.g. batch execution).
Editor type
Single-line editor supports only one line text data and is represented with a text input component. It also comes with a validation based on regular expressions.
Multi-line editor supports many lines of text data and is represented with a text area component. Its sizes can be parameterized (see the options below) and the scroll bar will automatically appear, if the text is too long.
Multi-line editor width
The width of the editor in number of characters per line. Multi-line editor only.
Multi-line editor height
The height of the editor in number of text lines. Multi-line editor only.
Regular Expression
Regular expression defining valid values. Single-line editor only.
Validation Error Message
Message that will be shown if one of the values is not valid. The character ? will be replaced by the invalid value. Single-line editor only.
Common Regular Expressions
A set of regular expression templates for common inputs. With the assign button you assign the regular expression and the corresponding error message to be the current settings. Single-line editor only.
Default Value
The value that is selected by default.

Interactive View: String input

Input a string.

Output Ports

Variable output with the given variable defined.

Best Friends (Incoming)

Best Friends (Outgoing)



To use this node in KNIME, install KNIME Quick Forms from the following update site:


A zipped version of the software site can be downloaded here.

You don't know what to do with this link? Read our NodePit Product and Node Installation Guide that explains you in detail how to install nodes to your KNIME Analytics Platform.

Wait a sec! You want to explore and install nodes even faster? We highly recommend our NodePit for KNIME extension for your KNIME Analytics Platform. Browse NodePit from within KNIME, install nodes with just one click and share your workflows with NodePit Space.


You want to see the source code for this node? Click the following button and we’ll use our super-powers to find it for you.