How to find the length of a string in c++?

Answer 1

str.length()

Answer 2

in c++ to find the length of string make use of strlen(var_name); var_name is the name of the variable whose length is to be found

Answer 3

weather str is a keyword

Answer 4

str is whatever your string is called.
it's a function m strings have, it will return their length

Answer 5

stringname.length();

Answer 6

thx

Answer 7

how to declare a string whose size is not yet known

Answer 8

I have declared char str[] but it is giving me error why so

Answer 9

That's a problem in C++, C# has this covered by making strings a seperate data type, you can use dynamic memory