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Create string of dots characters

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ELI
ELI 2014-1-7
评论： Jos (10584) 2014-1-7
Hi,
I want to create a string of dots character like the function blanks does to create spaces. how do I do that?

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采纳的回答

Simon
Simon 2014-1-7
Use repmat:
repmat('.', 1, 10)

更多回答（1 个）

David Sanchez
David Sanchez 2014-1-7
function my_dots(n)
str = '';
for k=1:n
str = strcat(str,'.');
end
disp(str)
>> my_dots(3)
...
>> my_dots(10)
..........
  1 个评论
Jos (10584)
Jos (10584) 2014-1-7
In every iteration, str grows by one element, making this painstakingly slow with increasing n … MLint warns you for this problem.

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