stdstring.h

C string utils library (STB style, header-only). Features:

• String expression evaluator (streval)
• String formatters (to heap buffers) (strcpyf*, strcatf*)
• String formatters (to temporary buffers) (strf*)
• String fuzzy search (strscore, strfuzzy)
• String regular expression (strregex [c?^$*])
• String 64-bit hashing (both compile-time and runtime) (strhash)
• String interning (quarks) (strput, strget)
• String matching (strsub, strfindl, strfindr, strbegin, strend, strmatch, streq, streqi)
• String splitting (with and without allocations) (strsplit, strchop, strjoin)
• String options parsing (stropt, stropti, stroptf)
• String trim utils (strdel, strtrimws, strtrimblf/bff, strtrimrlfe/ffe)
• String transform utils (strrepl, strremap, strlower, strupper, strrev)
• String normalization utils (strnorm)
• String conversion utils (strint, strhuman, strrobot)
• String unicode utils (strutf8, strutf32, strwiden, strshorten)
• Documentation.

Homepage

• https://github.com/r-lyeh/stdstring.h

Credits

• Using Rob Pike's regular expression (apparently public domain).
• Using Sam Hocevar's preprocessor trick (apparently public domain).
• Using Bob Stout's transform utils (public domain).
• Using Sean Barrett and Jeff Roberts' string formatters (unlicensed).
• Using Werner Stoop's expression evaluator (unlicensed).
• Using Dimitri Diakopoulos' & Sean Barrett's unicode stuff (unlicensed).

License

• rlyeh, unlicensed (~public domain).