github.com/gotranspile/cxgo@v0.3.7/runtime/libc/wctype.go (about) 1 package libc 2 3 import ( 4 "unicode" 5 ) 6 7 type WChar = uint16 8 9 func IsAlpha(c rune) bool { 10 if c < 0 { 11 return false 12 } 13 return unicode.IsLetter(c) 14 } 15 16 func IsAlnum(c rune) bool { 17 if c < 0 { 18 return false 19 } 20 return unicode.IsLetter(c) || unicode.IsNumber(c) 21 }