isAlNum
Syntax
isAlNum(X)
Arguments
X is a STRING scalar or vector.
Details
Return "true" if all characters in string X are alphanumeric (either alphabets or numbers).
Examples
isAlNum("123456");
// output
true
isAlNum("1And1");
// output
true
isAlNum("10.05");
// output
false
isAlNum(string());
// output
false