SetTagValue
- Last UpdatedOct 29, 2026
- 1 minute read
Sets the value of the specified tag in the tags database.
|
Function |
Group |
Execution |
String Exp. |
Windows |
Windows Embedded |
IoT View |
Thin Clients |
Mobile Access |
|---|---|---|---|---|---|---|---|---|
|
SetTagValue |
Tags Database |
Synchronous |
No |
Supported |
Supported |
Supported |
Supported |
Supported |
Syntax
SetTagValue("strTagName", TagValue)
strTagName
The name of the tag. Specify a string enclosed in quotes (double quotes or single quotes).
Note: If this parameter is enclosed in quotes, the string literal will be used. Otherwise, the value of the tag/expression will be used.
TagValue
The new value for the specified tag. Enclose a string value in quotes (double quotes or single quotes). Do not use quotes for non-string values.
Return value
|
Value |
Description |
|---|---|
|
-1 |
Invalid tag name |
|
0 |
No error |
Examples
|
Tag Name |
Expression |
|---|---|
|
TagA |
SetTagValue( "TagA", "Hello" ) // Return = Hello |
|
TagA |
SetTagValue( "TagA", 123 ) // Return = 123 |
|
TagA TagB = 15 |
SetTagValue( "TagA", TagB ) // Return = 15 |