What is the output string function in c++

The string output function is cout, which is used to output data on the standard output stream. The syntax for using cout to output a string: cout << "string".

String output function in C

In C programming, the function that outputs a string iscout. cout is part of the iostream header file in the C standard library. It is an object of the ostream class and is used on the standard output stream (usually the console) Output Data.

Use cout to output a string

To use cout to output a string, you can use the following syntax:

<code class="cpp">cout << "字符串";</code>

Among them, "string" is the string literal to be output.

Example

The following code demonstrates how to use cout to output a string:

<code class="cpp">#include <iostream>

using namespace std;

int main()
{
    cout << "Hello, world!";
    return 0;
}</p>
<p>output: </p>
<pre class="brush:php;toolbar:false"><code>Hello, world!</code>

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