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How to Concatenate Strings in a Single Line in C ?

Nov 08, 2024 am 02:25 AM

How to Concatenate Strings in a Single Line in C  ?

Concatenating Strings in a Single Line in C

When working with strings in programming, it can be convenient to concatenate multiple strings together. In some languages like C#, this can be done concisely on a single line. However, if you're using C , you might be wondering how to achieve similar functionality.

In C , there isn't a built-in way to concatenate multiple strings with the ' ' operator on one line like in C#. However, using a stringstream enables you to do so easily.

Utilizing Stringstream

To concatenate multiple strings in a single line in C , you can use std::stringstream. This class provides a stream interface to strings, allowing you to manipulate them using streaming operations. Here's how you can concatenate strings using a stringstream:

#include <sstream>
#include <string>

std::stringstream ss;
ss << "Hello, world, " << myInt << niceToSeeYouString;
std::string s = ss.str();
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In this code:

std::stringstream ss; creates a stringstream object.
ss << "Hello, world, " << myInt << niceToSeeYouString;: We concatenate strings and variables using the insertion operator (<<) into the stringstream.
std::string s = ss.str();: Finally, we extract the concatenated string from the stringstream and store it in the std::string variable s.

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