What the heck? why getline is getting newline as input?

Question

What the heck? why getline is getting newline as input?

inside the loop it should be take input 1st then print hello but it prints hello first then takes input. and also it is taking one less input. if the value of n is 3, it take 2 input inside the loop but it supposed to take 3 input. here is the code- https://www.paste.org/122214

0

25.06.2022

6 ответов

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Md. Redwan Hossain Автор вопроса

Manav | avoid unnecessary messaging me
Both formatted inputs, scanf and cin will leave st...

what is the solution, how can I take exact input as per the value of n?

0

25.06.2022

Manav | avoid unnecessary messaging me

it's simple, consume the newline character after scanf

0

25.06.2022

Md. Redwan Hossain Автор вопроса

Manav | avoid unnecessary messaging me
it's simple, consume the newline character after s...

I don't get it. even without the cout line after getline, it is taking 2 input despite n is 3. the newline is coming from enter key I guess

0

25.06.2022

Manav | avoid unnecessary messaging me

Md. Redwan Hossain
I don't get it. even without the cout line after g...

yeah, it was surprising to me too but i've never used getline() ever with cin so (_-_)

0

25.06.2022

Md. Redwan Hossain Автор вопроса

Manav | avoid unnecessary messaging me
yeah, it was surprising to me too but i've never u...

what should I use then to take string input which has whitespace?

0

25.06.2022

Manav | avoid unnecessary messaging me · Accepted Answer

Manav | avoid unnecessary messaging me

Both formatted inputs, scanf and cin will leave stuff on the input buffer after they have consumed stuff from it, in your case that happens to be newline.

0

25.06.2022

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What the heck? why getline is getting newline as input?

6 ответов

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