left() Function

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Function

left( text, num_chars )

Returns a specified number of characters from the text, starting from the first character.

Keyword	Type	Description
text	Text	The text from which the substring will be taken.
num_chars	Number	The length in characters of the subtext to extract.

left("boston",3) returns bos

The table below lists this function's compatibility with various features in Appian.

Feature	Compatibility	Note
Portals	Compatible
Offline Interfaces	Compatible
Sync-Time Custom Record Fields	Compatible	Can be used to create a custom record field that only evaluates at sync time.
Real-Time Custom Record Fields	Incompatible	Custom record fields that evaluate in real time must be configured using one or more Custom Field functions.
Process Reports	Compatible
Process Events	Compatible	Can be used to configure a process event node, such as a start event or timer event.
Process Autoscaling	Compatible	Can be used in autoscaled processes.
Event Consumer Filter Conditions	Compatible	Can be used in filter conditions.
Event Consumer Event Handlers	Compatible	Can be used in event handler expressions.

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