/// Does not depend on the locale.
char_type uppercase(char_type c);
+/// Checks if the supplied character is lower-case
+bool isLowerCase(char_type ch);
+
+/// Checks if the supplied character is upper-case
+bool isUpperCase(char_type ch);
+
/// same as lowercase(), but ignores locale
std::string const ascii_lowercase(std::string const &);
docstring const ascii_lowercase(docstring const &);
docstring const subst(docstring const & a,
docstring const & oldstr, docstring const & newstr);
+/// Count all occurences of char \a chr inside \a str
+int count_char(docstring const & str, docstring::value_type chr);
+
/** Trims characters off the end and beginning of a string.
\code
trim("ccabccc", "c") == "ab".
docstring const ltrim(docstring const & a, char const * p = " ");
/** Splits the string given in the first argument at the first occurence
- of the third argumnent, delim.
+ of the third argument, delim.
What precedes delim is returned in the second argument, piece; this
will be the whole of the string if no delimiter is found.
The return value is what follows delim, if anything. So the return