Function

replace( old_text, start_num, num_chars, new_text )

Replaces a piece of the specified text with new text.

Parameters

Keyword	Type	Description
old_text	Text	The original text before replacement.
start_num	Number	The positional index of the first character of the substring to be replaced.
num_chars	Number	The length in characters of the substring to be replaced.
new_text	Text	The text that will be inserted into the old text in place of the extricated substring.

Returns

Text

Usage considerations

The first character of the entire text value is considered to have an index = 1.

Examples

replace("oldtext",1,3,"new") returns newtext

Feature compatibility

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

Feature	Compatibility	Note
Portals	Compatible
Offline Mobile	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