std::strlen
From cppreference.com
                    
                                        
                    
                    
                                                            
                    |   Defined in header <cstring>
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|   size_t strlen( char *str );  | 
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Returns the length of the given byte string.
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[edit] Parameters
| str | - | pointer to the null-terminated byte string to be examined | 
[edit] Return value
The length of the null-terminated string str.
[edit] Example
| This section is incomplete Reason: no example  | 
[edit] See also
|   C documentation for strlen 
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