- Name
-
isalnum -- check if character is alphanumeric (V7.0)
- Synopsis
-
int r = isalnum(int c);
- Function
-
Checks if the Unicode character passed in
c is is either a decimal digit or an
upper or lower case letter and returns True if it is, otherwise False.
- Designer compatibility
-
Unsupported
- Inputs
-
- c
- character to test
- Results
-
- r
- test result
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