legal identifier check

[Robert Fraser]

BCS wrote:
> Hello Saaa,
> 
>>> You have to write it yourself. Here's a good starting point:
>>> http://www.digitalmars.com/d/1.0/lex.html#identifier
>>>
>> Yes, that was my starting point and it seemed quite complex, thus my
>> question :)
>> I think I'll stay with my simple check for now as it isn't really
>> necessary
>> to be as strict as D's identifiers.
>> Just thought that if there was an easy check I'd implement that.
>> Thanks anyways everybody.
> 
> if you are only working with ASCII: use the regex `_A-Za-z[_A-Za-z0-9]*`

Isn't there an isUniAlpha function in both Phoboses and in Tango?