Function IsControlCharacter

scintilla/src/Editor.cxx:96–100

    state ( false ), idlerID ( 0 ) {}

static inline bool IsControlCharacter ( int ch )
{
    // iscntrl returns true for lots of chars > 127 which are displayable
    return ch >= 0 && ch < ' ';
}

static inline bool IsAllSpacesOrTabs ( char *s, unsigned int len )
{