Availability
This routine is available starting with katl-commons 3.0.5.
Syntax
isDigit(str)
Description
Returns true if the provided argument str is a string containing only digits.Parameters
Parameter name | Type | Required | Description |
|---|---|---|---|
str | string | Yes | Specifies a character expression. |
Return type
boolean (true/false)
Example
Example 1
wret = isDigit("2345");
print(wret);
Print true
Example 2
wret = isDigit("aaa2345f.ff");
print(wret);
Print false
Example 3
wret = isDigit("2.34");
print(wret);
Print false
See also