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package module
v0.0.0-...-9a1677b Latest Latest
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 Go to latest Published: Nov 28, 2020 License: MIT Imports: 32 Imported by: 1

Documentation

Index

Constants

View Source 
const (
	CAPTION_NUM = 50 //定义容量
)

支持以下4种类型: 

ArrayToSimple([]*User , "Name")
ArrayToSimple([]User , "Name")
//需要注意map 是无序的
ArrayToSimple(map[interface{}]*User , "Name")
ArrayToSimple(map[interface{}]User , "Name")

Variables

View Source 
var (
	CONTINUE_ERR = errors.New("continue")
)

Functions

func Addslashes 

func Addslashes(str string) string

Returns a string with backslashes added before characters that need to be escaped. These characters are:

single quote (') double quote (") backslash (\)

func ArrayToSimple 

func ArrayToSimple(data interface{}, key string) (res []string, err error)

func AttachFileDirectory 

func AttachFileDirectory(fpath string) error

func Bin2hex 

func Bin2hex(raw string) string

func BuildTimeInterval 

func BuildTimeInterval(start, end time.Time) []string

包含end 天

func ByteFormat 

func ByteFormat(i float64) string

func CheckHexAndLength 

func CheckHexAndLength(v string, l int) bool

func CheckHexValid 

func CheckHexValid(vs string) bool

func CheckIntSliceEqual 

func CheckIntSliceEqual(x, y []int) bool

检测slice []int是否相等

func CheckMd5 

func CheckMd5(v string) bool

检测MD5

func CheckSha1 

func CheckSha1(v string) bool

检测sha1

func CheckSha256 

func CheckSha256(v string) bool

检测sha256

func CheckStringSliceEqual 

func CheckStringSliceEqual(x, y []string) bool

检测slice []string是否相等

func Chr 

func Chr(c rune) string

func ColorDump 

func ColorDump(c *color.Color, vals ...interface{})

c := color.New(color.FgCyan).Add(color.Underline) c := color.New(color.FgCyan, color.Bold) https://github.com/fatih/color

func Computation 

func Computation(data interface{}, keyField, valueField string) (res map[string]string, err error)

存在覆盖的情况

func CopyFileContents 

func CopyFileContents(src, dst string) (err error)

func DataTrunKey 

func DataTrunKey(data interface{}, key string) (res map[string]interface{}, err error)

DataTrunKey使用示例:

需要注意:

  1. map 是无序的 , 返回结果全部都是无序的
  2. 重复的key 会被覆盖,请尽量保证没有重复的key

示例: 

DataTrunKey([]*User , "Name")
DataTrunKey([]User , "Name")
DataTrunKey(map[interface{}]*User , "Name")
DataTrunKey(map[interface{}]User , "Name")

func DataTrunMulti 

func DataTrunMulti(data interface{}, key string) (res map[string][]interface{}, err error)

func DebugTrace 

func DebugTrace() []string

返回tracedebug 函数调用栈路径信息 文件名+行号+函数名

func Dump 

func Dump(vals ...interface{})

The same as PHP:var_dump() https://www.php.net/var_dump

func EndIntSlice 

func EndIntSlice(arr []int) (res int)

func EndStringSlice 

func EndStringSlice(arr []string) (res string)

返回最后一个元素

func ErrSlice2Err 

func ErrSlice2Err(es []error) error

func FieldExists 

func FieldExists(fieldName string, ptr interface{}) bool

检测字段是否存在 支持[private]字段检测 支持[public]字段检测

func FileGet 

func FileGet(filename string) ([][]byte, error)

func FileSize 

func FileSize(filename string) int64

get file size by filepath

func FileStrings 

func FileStrings(filename string) ([]string, error)

func FormatDateInt64 

func FormatDateInt64(v int64) (string, error)

func FormatDateString 

func FormatDateString(unix string) (string, error)

func Fstrtotime 

func Fstrtotime(dateStr string) (T time.Time, err error)

示例: " 2018-03-01 " "2018-03-01 14:57:51"

func GbkToUtf8 

func GbkToUtf8(v string) string

func GetBeforeDayTimer 

func GetBeforeDayTimer(day int64) time.Time

相减获取对应的time.Time

func GetDayTimer 

func GetDayTimer(day int64) time.Time

获取对应的天数

func GetLocalHostIPv4 

func GetLocalHostIPv4() (string, error)

func GetTodayTimer 

func GetTodayTimer() time.Time

返回当天 00:00:00 对应的time.Time

func GetWhereCondition 

func GetWhereCondition(kws map[string]interface{}) (s string)

map where condition to string

func GetYesterdayTimer 

func GetYesterdayTimer() time.Time

获取昨天的Time

func Hash 

func Hash(v []byte) uint32

func Hex2bin 

func Hex2bin(raw string) string

func HexDump 

func HexDump(raw string) string

func InArrayInts 

func InArrayInts(a int, arr []int) bool

元素存在数组检测函数

func InStringArray 

func InStringArray(v string, arr []string) bool

func IntersectKeys 

func IntersectKeys(s1, s2 []string) (s []string)

返回s1中每个元素 可以在s2中的检索到的值 eg : s1 = ["a" , "b" , "c"] ; s2 = ["a+t" , "b+t"] => ["a","b"]

func IsArray 

func IsArray(value interface{}) bool

func IsCanUtf8ToGbk 

func IsCanUtf8ToGbk(s string) bool

IsCanUtf8ToGbk 可以针对一些unicode 转换后的内容进一步判断,是否还需要再做一次转换

func IsDomain 

func IsDomain(s string) bool

判断是否是域名 是返回true 不是返回false

func IsExist 

func IsExist(filename string) bool

check filepath is exists if exists return true else return false

func IsIp 

func IsIp(s string) bool

func IsPtr 

func IsPtr(value interface{}) bool

判断是否是指针

func IsReadable 

func IsReadable(name string) bool

check file or dir is readable

func IsSetQueryFieldParentMd5 

func IsSetQueryFieldParentMd5(query *sj.Json) bool

特殊逻辑, 用于检测proc_chain是否传入parent_md5

func IsSlice 

func IsSlice(v interface{}) bool

判断传入的元素是否是slice 支持检测 []string, []int , []int64 , []in32 , []interface{} , []float64 , []uint32 , []uint64 , ...

func IsUtf8 

func IsUtf8(s string) bool

IsUtf8 判断是否是utf8

func IsWriteable 

func IsWriteable(name string) bool

check file or dir is writeable

func IssetSlice 

func IssetSlice(val interface{}, key int) bool

判断slice中的数组下标是否存在

func JsonBytesLength 

func JsonBytesLength(jsons []*sj.Json) int64

获取json对应的实际大小

func JsonDecode 

func JsonDecode(j interface{}) string

用于查看对应json结果的字符串表示

func JsonDecodes 

func JsonDecodes(js []*sj.Json) (arr []string)

多个数组json处理

func JsonDump 

func JsonDump(v interface{}) string

传入结构体, 可以打印出来格式化后的JSON 一般用于调试

func JsonMerge 

func JsonMerge(j1, j2 *sj.Json) *sj.Json

返回第一个元素中没有的数据

func Md5 

func Md5(str string) string

md5 计算

func Md5Bytes 

func Md5Bytes(v []byte) string

func MemInfo 

func MemInfo() (ret string)

统计mem

func MethodExists 

func MethodExists(methodName string, ptr interface{}) bool

检测方法是否存在 不支持[private]方法检测 只支持[public]方法检测,私有方法无法检测出来

func Microtime 

func Microtime() (float64, int64)

返回微秒 , unix

func MinInt 

func MinInt(x, y int) int

返回较小的值

func MinInt64 

func MinInt64(x, y int64) int64

返回较小的值

func Ord 

func Ord(c string) []rune

func P 

func P(vals ...interface{})

alias VarDump()

func ParseHostFromUrl 

func ParseHostFromUrl(address string) (string, error)

解析domain

func ParseStr 

func ParseStr(str string) url.Values
eg:

u := ParseStr("?username=zhangsan&passwd=123456") u.Get("username");

func Rand 

func Rand(min, max int) int

Rand between [min ~ max]

func RandGenerator 

func RandGenerator(n int) int

n 生成随机数的最大范围

func Random 

func Random() float64

func RangeByte 

func RangeByte(start, end rune, step int) (arr []byte)

example: 

RangeByte('a', 'm', 1)
RangeByte('a', 'z', 2)

func RangeInt 

func RangeInt(start, end, step int) (arr []int)

example: 

RangeInt(0,10,1)
RangeInt(0,100,2)

func Round 

func Round(value float64, precision int) (f float64)

func SaveFile 

func SaveFile(path string, content []byte, bak bool) error

SaveFile data save to file

func ShuffleInt 

func ShuffleInt(arr []int) []int

shuffle int slice

func SliceChunk 

func SliceChunk(data []string, chunkSize int) (divided [][]string)

func SliceIntUnique 

func SliceIntUnique(slice []int) []int

func SliceStringDiff 

func SliceStringDiff(arr1 []string, arrs ...[]string) (data []string)

diff slice Compares arr1 against one or more other arrays and returns the values in arr1 that are not present in any of the other arrays.

func SliceStringIntersect 

func SliceStringIntersect(a, b []string) []string

交集

func SliceStringMerge 

func SliceStringMerge(a []string, b ...[]string) []string

去重+合并

func SliceStringUnion 

func SliceStringUnion(a []string, b ...[]string) []string

并集

func SliceStringUnique 

func SliceStringUnique(slice []string) []string

去重

func SliceToStringSlice 

func SliceToStringSlice(v interface{}) (ret []string, err error)

任意[]interface{}转换为[]string []string => []string []int => []string []interface{} => []string []int32 => []string []uint32 => []string []uint64 => []string []floag64 => []string ...

func SplitByChar 

func SplitByChar(smart, spChar1, spChar2 string) (data []string)

字符串两个切割符号支持 使用示例: SplitByChar(str , "&&" , "||");

func SplitComma 

func SplitComma(path string) []string

"'ipinfo'.*.info.'city'": 4, "'ipinfo'.*.info.city": 4, "ipinfo.*.info.city": 4, "ipinfo.'*'.info.city": 4, "'1234.23.4.2'.ipinfo.'1.0.0.1001'.info.city": 5, "'ipinfo'.'1.0.0.1001'.info.name.val.'city'": 6, "ipinfo.'1.0.0.1001'.info.city.'a.b.c'": 5,

func SplitPath 

func SplitPath(path string) (dir, name, typename string)

func Sql 

func Sql(w string, values ...interface{}) string

Sql 构建sql

example: 

sql := "select * from test where name=? and age =?  order by ? limit ?"
vs := []interface{}{
	"hello",
	1234,
	"id desc",
	"1,50",
}

func SqlWhere 

func SqlWhere(w string, values ...interface{}) string

构建where 条件

example: 

sql := "name=? and age =? and cname in(?) and tname in(?)"
vs := []interface{}{
	"hello",
	1234,
	[]interface{}{ "a", "b", "c" },
	[]string{ "d", "e", "f" },
}
SqlWhere(sql, vs...)

func StrToInt32 

func StrToInt32(str string) (int32, error)

func StringToUnicode2 

func StringToUnicode2(s string) string

字符串转码为unicode

func Stripslashes 

func Stripslashes(str string) string

Un-quotes a quoted string.

func Strtotime 

func Strtotime(format string, t time.Time) (T time.Time, err error)

示例: 

t, _ = Strtotime("-1 day", time.Now())
t, _ = Strtotime("-1       day", time.Now())
t, _ = Strtotime(" -1  month ", time.Now())
t, _ = Strtotime(" -1  year ", time.Now())

func Substr 

func Substr(str string, begin, length int) string

func SubstrCount 

func SubstrCount(s, v string) int

统计字符串出现的次数

func ToString 

func ToString(v interface{}) string

func URLDecode 

func URLDecode(str string) (string, error)

URLDecode urldecode()

func URLEncode 

func URLEncode(str string) string

URLEncode urlencode()

func Ucfirst 

func Ucfirst(str string) string

首字母大写

func UnicodeToString 

func UnicodeToString(s string) string

unicode转码为中文

func Uniqid 

func Uniqid(prefix string) string

使用当前时间纳秒+hostname+pid的唯一ID prefix用于解决结果碰撞问题 length = 26

func UniqueKeys 

func UniqueKeys(s1, s2 []string) (s []string)

返回s1中每个元素 无法在s2中的检索到的值 eg : s1 = ["a" , "b" , "c"] ; s2 = ["a+t" , "b+t"] => ["c"]

func Utf8ToGbk 

func Utf8ToGbk(v string) string

func ValueFromPtr 

func ValueFromPtr(field string, ptr interface{}) (interface{}, error)

func VarDump 

func VarDump(vals ...interface{})

func ViperFile 

func ViperFile(filepath string) error

Types

type F 

type F func(reflect.Value, string) error

type MemDefine 

type MemDefine []*mem.VirtualMemoryStat

Source Files

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