C++ strlen() Function
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C++ strlen()
The strlen() function determines the length of the given string.
This function is defined in <cstring> header file.
Example
C++ Compiler
#include <iostream>
#include <cstring>
using namespace std;
int main()
{
char str[50] = "wikimass.com";
long len;
len = strlen(str);
cout << "Length of " << str << " is " << len;
return 0;
}
Output
Length of wikimass.com is 12
Syntax
size_t strlen(const char *str)
Parameter Values
| Value | Type | Explanation |
|---|---|---|
| str | Required | A string. |
Return Value
| Value | Explanation |
|---|---|
| Number (long int) | Returns the length of the given string. |
Reminder
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