char

Documentation

Index

• func IsDigit(ch byte) bool
• func IsIdent(ch byte) bool
• func IsIdentStart(ch byte) bool
• func IsValidFilename(ch byte) bool

Functions

func IsDigit

func IsDigit(ch byte) bool

check whether the character is a digit or not

char.IsDigit('9') // true

func IsIdent

func IsIdent(ch byte) bool

check whether the character is a valid identifier suffix alphanumeric (letter/underscore/numeral) char.IsIdent('9'))

func IsIdentStart

func IsIdentStart(ch byte) bool

check whether the character is a valid identifier prefix (letter/underscore) char.IsIdentStart('-') // false char.IsIdentStart('_') // true

func IsValidFilename

func IsValidFilename(ch byte) bool

check whether the character is a safe file-name characters (alphanumeric/comma/full-stop/dash) char.IsValidFilename(' ') // output bool(true)