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smqh5207

金虫 (小有名气)

[求助] 请教这个txt文件matlab怎么读?谢谢 已有1人参与

1, 3, 1,1,0,0,st.
  
5, ?, 1,0,0,0,bn.
  
?, 2, ?,1,0,0,ad.
  想得到数据,如果有?的行删掉,其余的比如第一行的删掉最后的字符,谢谢
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somomo91

专家顾问 (职业作家)

【答案】应助回帖

感谢参与,应助指数 +1
CODE:
clc

% 'data.txt'
% 1, 3, 1,1,0,0,st.
% 5, ?, 1,0,0,0,bn.
% ?, 2, ?,1,0,0,ad.
% 1, 3, 1,1,0,0,st.
% 5, ?, 1,0,0,0,bn.
% ?, 2, ?,1,0,0,ad.
% 1, 3, 1,1,0,0,st.
% 5, ?, 1,0,0,0,bn.
% ?, 2, ?,1,0,0,ad.

fileID = fopen('data.txt');
tline = fgetl(fileID);
formatSpec = '%d,%d,%d,%d,%d,%d,%s';
data = [];
while ischar(tline)
    tline = strrep(tline, ' ', '');
    if numel(strfind(tline, '?')) == 0
        C = textscan(tline,formatSpec);
        C = cell2mat(C(1:end-1));
        data = [data; C]; %#ok<*AGROW>
    end
    tline = fgetl(fileID);
end
fclose(fileID);

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2楼2017-04-30 16:05:24
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smqh5207

金虫 (小有名气)

送红花一朵
引用回帖:
2楼: Originally posted by somomo91 at 2017-04-30 16:05:24
clc

% 'data.txt'
% 1, 3, 1,1,0,0,st.
% 5, ?, 1,0,0,0,bn.
% ?, 2, ?,1,0,0,ad.
% 1, 3, 1,1,0,0,st.
% 5, ?, 1,0,0,0,bn.
% ?, 2, ?,1,0,0,ad.
% 1, 3, 1,1,0,0,st.
% 5, ?, 1,0,0,0,bn.
% ?, 2,  ...

非常感谢!!另外想咨询下如果数据的列有上百维度,那么此时formatSpec = '%d,%d,%d,%d,%d,%d,%s';该如何表示出来?再次感谢
3楼2017-05-02 09:07:17
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