Official | HULFT IoT EdgeStreaming Mapper Reference First Edition: July 1, 2021
Middle String
Logic name
Middle String
Function
This logic returns the specified number of bytes of string from the specified start location of the input string.
Data type
|
Location |
Type |
|---|---|
|
First input handler |
String |
|
Logic output |
String |
Property
|
Category |
Property |
Description |
|---|---|---|
|
Required |
Start position |
Specify the start position to be returned. The leftmost position is 1. |
|
Required |
Number of bytes |
Specify the number of bytes to be returned. |
|
Comment |
Comment |
It does not affect the conversion processing. |
Notes
Multi-byte characters are not supported.
Example of logic use
Mapping definition
Logic settings and processing result
This logic returns a 4-byte string from the sixth character of the input data.
Property settings
|
Property |
Setting Value |
|---|---|
|
Start position |
6 |
|
Number of bytes |
4 |
Input data
|
SampleData |
Output data
|
Data |
Official | HULFT IoT EdgeStreaming Mapper Reference First Edition: July 1, 2021