len

This function is used by Ignition's Expression language.

Description

Returns the length of the argument, which may be a string or a dataset. If the argument is a string, it returns the number of characters in the string. If the argument is a dataset, it returns the number of rows in the dataset. Will return zero if the argument is null.

Syntax

len(value)

• Parameters

  • object value- The starting object.

• Results

  • int - The length of the provided object.

Examples

Code Snippet

len("Hello World") //returns 11

Code Snippet

len({Root Container.Table.data}) //returns the number of rows in the table.