util

Documentation

Index

• func CheckErr(err error, exitCode int)
• func CheckFatal(err error)
• func Extract(pattern, s string) string
• func FullMatch(pattern string, s string) bool
• func InitLog()
• func Match(pattern string, s string) (matched bool)
• func Printf(format string, data Dater)
• func Println(data Dater)
• func Recover()
• func Reverse(s []byte) []byte
• func Sprintf(format string, args ...interface{}) (d string)
• func Wlen(s string) (length int)
• type Dater

Functions

func CheckErr

func CheckErr(err error, exitCode int)

CheckErr 检查是否有错误，并退出操作系统

func CheckFatal

func CheckFatal(err error)

CheckFatal 检查致命错误

func Extract

func Extract(pattern, s string) string

Extract 提取匹配的字符串

func FullMatch

func FullMatch(pattern string, s string) bool

FullMatch 全匹配字符串

func InitLog

func InitLog()

InitLog 初始化 log

func Match

func Match(pattern string, s string) (matched bool)

Match 匹配字符串

func Printf

func Printf(format string, data Dater)

Printf 格式打印

func Println

func Println(data Dater)

Println 打印一行数据

func Recover

func Recover()

Recover 检查错误，并打印

func Reverse

func Reverse(s []byte) []byte

Reverse 对 byte Slice 进行反转

func Sprintf

func Sprintf(format string, args ...interface{}) (d string)

Sprintf 字符串格式化，解决汉字宽度及数字无千分节问题

func Wlen

func Wlen(s string) (length int)

Wlen 统计字符串的打印宽度， ASCII 为 1，汉字为 2

Types

type Dater

type Dater interface {
	Next() bool
	Read() []interface{}
}

Dater 数据接口