Determines whether a string is selected

[Gintaras]

Many editors copy entire line if there is no selection. Some have an option to turn off it.
Then the text usually ends with newline character. If I don't need entire lines:

Macro Macro3237

Code:

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_s.getsel
out _s.len
if(_s.len=0) ret
if(_s[_s.len-1]=10) mes "please select a word, not entire line"; ret
out _s

Else don't know.