what is wrong with fprintf

1 次查看(过去 30 天)
why does not this function give the full text in fprintf:
function printem(a,b)
fprintf('the first number is %.lf and the second is %.lf\n',a,b)
end
what is displayed in matlab is
>> printem(3,5) the first number is>>

采纳的回答

Andrei Bobrov
Andrei Bobrov 2011-10-19
>> a=rand(4,1)
a =
0.67874
0.75774
0.74313
0.39223
>> b = randi(9,4,1)
b =
6
2
7
1
>> fprintf('the first number is %f and the second is %f\n',[a,b]')
the first number is 0.678735 and the second is 6.000000
the first number is 0.757740 and the second is 2.000000
the first number is 0.743132 and the second is 7.000000
the first number is 0.392227 and the second is 1.000000
>>
more
>> printem = @(a,b)fprintf('the first number is %.1f and the second is %.1f\n',[a,b]')
>> printem(3,5)
the first number is 3.0 and the second is 5.0
>>

更多回答(2 个)

Walter Roberson
Walter Roberson 2011-10-19
You appear to have used %.lf (lower-case L) instead of %.1f (digit one)

Harry MacDowel
Harry MacDowel 2011-10-19
Try this
fprintf('the first number is %0.1f and the second is %0.1f\n',a,b)

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