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tolower | Function (Macro) |
ctype.h |
short tolower (short c); |
Translates characters to lowercase.
tolower is a function that converts an integer c to its lowercase value ('a' to 'z') if it was uppercase ('A' to 'Z'). All others are left unchanged. Returns the converted value of c. tolower is a relatively small inline function which is implemented using GNU C smart macros.