strutil

Documentation

Index

• func IsEmpty(s string) bool
• func IsNotEmpty(s string) bool
• func MaskBankCard(cardNumber string) string
• func MaskEmail(email string) string
• func MaskPhone(phone string) string
• func MaskString(s string, start, end int) string
• func RandomString(length int) string
• func RandomStringWithCharset(length int, charset string) string
• func Title(s ...string) string

Functions

func IsEmpty

func IsEmpty(s string) bool

func IsNotEmpty

func IsNotEmpty(s string) bool

func MaskBankCard

func MaskBankCard(cardNumber string) string

MaskBankCard masks the middle part of a bank card number, keeping the first 4 and last 4 digits visible, with exactly 6 asterisks in between. Example: "6225123412341234" becomes "6225******1234"

func MaskEmail

func MaskEmail(email string) string

MaskEmail masks the local part of an email address, keeping the first and last character visible, with exactly 6 asterisks in between. Example: "user@example.com" becomes "u******r@example.com"

func MaskPhone

func MaskPhone(phone string) string

MaskPhone masks the middle part of a phone number, keeping the first 3 and last 4 digits visible, with exactly 6 asterisks in between. Example: "13812345678" becomes "138******5678"

func MaskString

func MaskString(s string, start, end int) string

MaskString masks the middle part of a string with exactly 6 asterisks (*), keeping the specified number of characters visible at the start and end. If the string is too short to mask, it will be padded with 6 asterisks. Parameters:

• s: the original string to mask
• start: number of characters to keep visible at the start
• end: number of characters to keep visible at the end

Example:

MaskString("1234567890", 3, 2) returns "123******90"
MaskString("abc@example.com", 3, 4) returns "abc******e.com"

func RandomString

func RandomString(length int) string

func RandomStringWithCharset

func RandomStringWithCharset(length int, charset string) string

func Title

func Title(s ...string) string