util

Documentation

Index

• Constants
• Variables
• func IsURL(str string) bool

Constants

const (
	IP           = `` /* 659-byte string literal not displayed */
	URLSchema    = `((ftp|tcp|udp|wss?|https?):\/\/)`
	URLUsername  = `(\S+(:\S*)?@)`
	URLPath      = `((\/|\?|#)[^\s]*)`
	URLPort      = `(:(\d{1,5}))`
	URLIP        = `([1-9]\d?|1\d\d|2[01]\d|22[0-3])(\.(1?\d{1,2}|2[0-4]\d|25[0-5])){2}(?:\.([0-9]\d?|1\d\d|2[0-4]\d|25[0-4]))`
	URLSubdomain = `((www\.)|([a-zA-Z0-9]+([-_\.]?[a-zA-Z0-9])*[a-zA-Z0-9]\.[a-zA-Z0-9]+))`
)

Variables

var (
	URL = `^` + URLSchema + `?` + URLUsername + `?` + `((` + URLIP + `|(\[` + IP + `\])|(([a-zA-Z0-9]([a-zA-Z0-9-_]+)?[a-zA-Z0-9]([-\.][a-zA-Z0-9]+)*)|(` + URLSubdomain + `?))?(([a-zA-Z\x{00a1}-\x{ffff}0-9]+-?-?)*[a-zA-Z\x{00a1}-\x{ffff}0-9]+)(?:\.([a-zA-Z\x{00a1}-\x{ffff}]{1,}))?))\.?` + URLPort + `?` + URLPath + `?$`
)

Functions

func IsURL

func IsURL(str string) bool

IsURL check if the string is an URL. This function is (graciously) adopted from https://github.com/asaskevich/govalidator to avoid needing a full dependency on `govalidator` for the one `IsURL` function.