tools

package
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 Go to latest Published: Apr 1, 2025 License: Apache-2.0 Imports: 38 Imported by: 0

Documentation

Overview

stringutil 包含有用于处理字符串的工具函数。

Index

Constants

View Source 
const SECRET = "taoshihan"

Variables

View Source 
var LimitQueue = &LimitQueeMap{
	LimitQueue: make(map[string][]int64),
}

Functions

func Base64Decode 

func Base64Decode(str string) string

func BinarySearch 

func BinarySearch(nums []int, target int) int

func BubbleSort 

func BubbleSort(arr *[]int)

冒泡排序 比较相邻元素，较大的往右移

func FileGetContent 

func FileGetContent(file string) string

获取文件内容，可以打包到二进制

func Get 

func Get(url string) string

func GetCookie 

func GetCookie(r *http.Request, name string) string

func GetOutboundIP 

func GetOutboundIP() (net.IP, error)

获取出站IP地址

func GetServerIP 

func GetServerIP() (net.IP, error)

func GetUrlArg 

func GetUrlArg(r *http.Request, name string) string

获取URL的GET参数

func HTTPGet 

func HTTPGet(uri string) ([]byte, error)

HTTPGet get 请求

func HTTPGetContext 

func HTTPGetContext(ctx context.Context, uri string) ([]byte, error)

HTTPGetContext get 请求

func HTTPPost 

func HTTPPost(uri string, data string) ([]byte, error)

HTTPPost post 请求

func HTTPPostContext 

func HTTPPostContext(ctx context.Context, uri string, data string) ([]byte, error)

HTTPPostContext post 请求

func InsertionSort 

func InsertionSort(arr *[]int)

插入排序 将未排序部分插入到已排序部分的适当位置

func Int2Str 

func Int2Str(i interface{}) string

func IsFileExist 

func IsFileExist(path string) (bool, error)

判断文件文件夹是否存在(字节0也算不存在)

func IsFileNotExist 

func IsFileNotExist(path string) (bool, error)

判断文件文件夹不存在

func IsMobile 

func IsMobile(userAgent string) bool

func LeftBound 

func LeftBound(nums []int, target int) int

func LeftBound2 

func LeftBound2(nums []int, target int) int

func LimitFreqSingle 

func LimitFreqSingle(queueName string, count uint, timeWindow int64) bool

单机时间滑动窗口限流法

func Logger 

func Logger() *logrus.Logger

func MakeToken 

func MakeToken(obj map[string]interface{}) (string, error)

func Md5 

func Md5(src string) string

md5加密

func MergeSort 

func MergeSort(arr *[]int, left int, right int)

归并排序 合久必分，分久必合，利用临时数组合并两个有序数组

func MyPointer 

func MyPointer()

func MyStruct 

func MyStruct()

func MyTest 

func MyTest()

func NewLimitQueue 

func NewLimitQueue()

func NilChannel 

func NilChannel()

func ParseIp 

func ParseIp(myip string) *ipdb.CityInfo

func ParseToken 

func ParseToken(tokenStr string) map[string]interface{}

func Post 

func Post(url string, contentType string, body []byte) (string, error)

Post("http://xxxx","application/json;charset=utf-8",[]byte("{'aaa':'bbb'}"))

func PostFile 

func PostFile(fieldname, filename, uri string) ([]byte, error)

PostFile 上传文件

func PostForm 

func PostForm(url string, data url.Values) (string, error)

发送http post请求数据为form

func PostHeader 

func PostHeader(url string, msg []byte, headers map[string]string) (string, error)

func PostJSON 

func PostJSON(uri string, obj interface{}) ([]byte, error)

PostJSON post json 数据请求

func PostJSONWithRespContentType 

func PostJSONWithRespContentType(uri string, obj interface{}) ([]byte, string, error)

PostJSONWithRespContentType post json数据请求，且返回数据类型

func PostMultipartForm 

func PostMultipartForm(fields []MultipartFormField, uri string) (respBody []byte, err error)

PostMultipartForm 上传文件或其他多个字段

func PostXML 

func PostXML(uri string, obj interface{}) ([]byte, error)

PostXML perform a HTTP/POST request with XML body

func QuickSort 

func QuickSort(arr *[]int, left int, right int)

递归

func QuickSort2 

func QuickSort2(arr *[]int, left int, right int)

快速排序2 找到一个基准，左边是所有比它小的，右边是比它大的，分别递归左右

func RedirectStderr 

func RedirectStderr(f *os.File)

redirectStderr to the file passed in

func Reverse 

func Reverse(s string) string

Reverse 将其实参字符串以符文为单位左右反转。

func Reverse2 

func Reverse2(s string) string

Reverse2 将其实参字符串以符文为单位左右反转。

func RightBound 

func RightBound(nums []int, target int) int

func SelectionSort 

func SelectionSort(arr *[]int)

选择排序 选择一个最小值，再寻找比它还小的进行交换

func SendSmtp 

func SendSmtp(server string, from string, password string, to []string, subject string, body string) error

func Session 

func Session(keyPairs string) gin.HandlerFunc

中间件，处理session

func SessionConfig 

func SessionConfig() sessions.Store

func SetCookie 

func SetCookie(name string, value string, w *http.ResponseWriter)

func Sha256 

func Sha256(src string) string

Sha256加密

func ShowStringByte 

func ShowStringByte(str string)

func SortMap 

func SortMap(youMap map[string]interface{}) []interface{}

func Uuid 

func Uuid() string

Types

type ImportSqlTool 

type ImportSqlTool struct {
	SqlPath                                    string
	Username, Password, Server, Port, Database string
}

func (*ImportSqlTool) ImportSql 

func (this *ImportSqlTool) ImportSql() error

type IndexData 

type IndexData struct {
	ViewHtml
	Folders           map[string]int
	Mails             interface{}
	MailPagelist      []*MailItem
	CurrentPage       int
	Fid               string
	NextPage, PrePage string
	NumPages          template.HTML
}

type JsonListResult 

type JsonListResult struct {
	JsonResult
	Result interface{} `json:"result"`
}

type JsonResult 

type JsonResult struct {
	Code int    `json:"code"`
	Msg  string `json:"msg"`
}

type LimitQueeMap 

type LimitQueeMap struct {
	sync.RWMutex
	LimitQueue map[string][]int64
}

type ListNode 

type ListNode struct {
	// contains filtered or unexported fields
}

单链表节点的结构

func NewListNode 

func NewListNode(x int) *ListNode

func ReverseBetween 

func ReverseBetween(head *ListNode, m int, n int) *ListNode

func ReverseKGroup 

func ReverseKGroup(head *ListNode, k int) *ListNode

func ReverseList 

func ReverseList(head *ListNode) *ListNode

func ReverseListN 

func ReverseListN(head *ListNode, n int) *ListNode

将链表的前 n 个节点反转（n <= 链表长度）

func ReverseSingleList 

func ReverseSingleList(a *ListNode, b *ListNode) *ListNode

* 反转区间 [a, b) 的元素，注意是左闭右开

type MailItem 

type MailItem struct {
	Subject string
	Fid     string
	Id      uint32
	From    string
	To      string
	Body    string
	Date    string
}

type MailPageList 

type MailPageList struct {
	MailItems []*MailItem
}

type MailServer 

type MailServer struct {
	Server, Email, Password string
}

func GetMailServerFromCookie 

func GetMailServerFromCookie(r *http.Request) *MailServer

type MultipartFormField 

type MultipartFormField struct {
	IsFile    bool
	Fieldname string
	Value     []byte
	Filename  string
}

MultipartFormField 保存文件或其他字段信息

type SmtpBody 

type SmtpBody struct {
	Smtp     string
	From     string
	To       []string
	Password string
	Subject  string
	Body     string
}

type Snowflake 

type Snowflake struct {
	sync.Mutex
	// contains filtered or unexported fields
}

A Snowflake struct holds the basic information needed for a snowflake generator worker

func NewSnowflake 

func NewSnowflake(workerid int64) (*Snowflake, error)

NewNode returns a new snowflake worker that can be used to generate snowflake IDs

func (*Snowflake) Generate 

func (s *Snowflake) Generate() int64

Generate creates and returns a unique snowflake ID

type ViewData 

type ViewData struct {
	Folders  map[string]int
	HtmlBody template.HTML
	MailItem
}

type ViewHtml 

type ViewHtml struct {
	Header template.HTML
	Nav    template.HTML
}

Source Files

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