While

Summary

Works in the same way as 'while' in any scripting or programming language, executing while a condition is true or false for the input or set of inputs.

Learn how While works in ModelBuilder

Usage

• This tool is intended for use in ModelBuilder and not in Python scripting.

Syntax

While_mb (in_values, {condition})

Parameter	Explanation	Data Type
in_values [in_value,...]	The input values to check to determine whether to iterate.	Multiple Value
condition (Optional)	Specifies the iteration condition. Choose True or False to set the condition. TRUE — Iteration will run until all the input values are True. This is the default. FALSE — Iteration will run until all the input values are False.	String

Derived Output

Name	Explanation	Data Type
continue	A Boolean indicating whether or not to continue.	Boolean

Environments

This tool does not use any geoprocessing environments.

Licensing information

• Basic: Yes
• Standard: Yes
• Advanced: Yes