StrUpper
- Last UpdatedOct 29, 2026
- 1 minute read
StrUpper converts a string to all uppercase characters.
|
Function |
Group |
Execution |
String Exp. |
Windows |
Windows Embedded |
IoT View |
Thin Clients |
Mobile Access |
|---|---|---|---|---|---|---|---|---|
|
StrUpper |
String |
Synchronous |
Yes |
Supported |
Supported |
Supported (see Notes below) |
Supported |
Supported |
Syntax
StrUpper(strSource)
strSource
The source string.
Return value
This function returns the specified string with all characters converted to uppercase.
Notes
When this function is used in a project running on IoT View, it supports only single-byte Unicode characters (up to U+007F). Multi-byte Unicode characters are not supported at this time.
Examples
Convert the string "Technical Reference" (returns "TECHNICAL REFERENCE"):
StrUpper("Technical Reference")
Convert the string that is stored in the tag MyString:
StrUpper(MyString)