... 4StringsThe string is one of the most widely used forms of web output. A string is simply a collection of text—letters, numbers, special characters, or a combination thereof. Strings can be manipulated, ... expected, counts the number of words in a given string.Second, strlen returns the length of the provided string. Careful, though—strlencounts spaces as part of the length of the string as well, ... have already seen some examples of strings being sent out to the web browser in Chapters 1 and 2. In this chapter, we will spend a lot more time on the good parts of string manipulation.String...