how to Enter same string in whole column?

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.

Answer 1

[Voss]

% 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  

Answer 2

[Jan]

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  

[Akashdeep Kaur]

Thank you.