how to Enter same string in whole column?

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Akashdeep Kaur
Akashdeep Kaur 2022-7-16
评论： Akashdeep Kaur 2022-7-18
Hello, I have a Table some of its columns have variable value but for some i have to fix the column value with a string.
for example:
col1
"str1"
"str1"
"str1"
"str1"
Thank you.

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采纳的回答

Voss
Voss 2022-7-16
Ran in:
% a table with varying values:
t = table( ...
["str1";"str2";"str3";"str4";"str5"], ...
[1;2;3;4;5], ...
'VariableNames',{'col1','col2'})
t = 5×2 table
col1 col2 ______ ____ "str1" 1 "str2" 2 "str3" 3 "str4" 4 "str5" 5
% set all the values in col1 to "str1":
t.col1(:) = "str1"
t = 5×2 table
col1 col2 ______ ____ "str1" 1 "str1" 2 "str1" 3 "str1" 4 "str1" 5

更多回答（1 个）

Jan
Jan 2022-7-16
Ran in:
T = table('Size', [5, 2], 'VariableTypes', {'string', 'double'});
T{:, 1} = "str"
T = 5×2 table
Var1 Var2 _____ ____ "str" 0 "str" 0 "str" 0 "str" 0 "str" 0

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