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51 lines
1.1 KiB
51 lines
1.1 KiB
2 years ago
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function! UseVarargin(named, ...)
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echo 'named argin: ' . string(a:named)
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if a:0 >= 1
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echo 'first varargin: ' . string(a:1)
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endif
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if a:0 >= 2
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echo 'second varargin: ' . string(a:2)
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endif
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echo 'have varargin: ' . a:0
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for l:arg in a:000
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echo 'iterate varargin: ' . string(l:arg)
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endfor
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endfunction
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function! Join(list, ...)
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if a:0 > 0
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let l:sep = a:1
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else
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let l:sep = ','
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endif
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return join(a:list, l:sep)
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endfunction
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function! Calculate(operator, ...)
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echo Join(a:000, a:operator)
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if a:operator ==+ '+'
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" let l:result = Sum(...)
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elseif a:operator ==# '*'
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" let l:result = Prod(...)
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endif
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return l:result
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endfunction
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function! Calculate(operator, ...)
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if a:0 < 2
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echoerr 'expect at leat 2 operand'
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return
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endif
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echo Join(a:000, a:operator)
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if a:operator ==+ '+'
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let l:result = call('Sum', a:000)
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elseif a:operator ==# '*'
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let l:result = call('Prod', a:000)
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endif
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return l:result
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endfunction
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