C++ String size()
This function is used to return the length of the string in terms of bytes. It defines the actual number of bytes that conform to the contents of the string object which is not necessarily equal to the capacity.
Consider a string object named as 'str'. To calculate the size of this string object, its syntax would be :
This function does not contain any parameter.
This function returns the number of characters present in the string object.
length of the string is : 34
In this example, str is a string object containing value "Welcome to the javatpoint tutorial". We calculate the length of the string using 'size' function.
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