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midb() Function

Function

midb( text, start_num, num_bytes )

Returns a substring from the middle of the specified text.

Parameters

Keyword Type Description

text

Text

The text from which the substring will be extracted.

start_num

Number

The positional index in bytes of the first byte of the substring to be returned.

num_bytes

Number

The length in bytes of the substring to extract.

Returns

Text

Usage considerations

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

Examples

midb("boston",4,2) returns to

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
Open in Github Built: Mon, Apr 22, 2024 (07:16:45 PM)

midb() Function

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