gf/text/gstr/gstr_z_example_test.go
huangqian ff2e9b568b Implemented gstr Example
1. PrefixArray 2.SubStrFrom 3.SubStrFromEx 4.SubStrFromR 5.SubStrFromREx
2021-12-15 21:15:34 +08:00

1312 lines
20 KiB
Go

// Copyright GoFrame Author(https://goframe.org). All Rights Reserved.
//
// This Source Code Form is subject to the terms of the MIT License.
// If a copy of the MIT was not distributed with this file,
// You can obtain one at https://github.com/gogf/gf.
package gstr_test
import (
"fmt"
"github.com/gogf/gf/v2/text/gstr"
)
func ExampleCount() {
var (
str = `goframe is very, very easy to use`
substr1 = "goframe"
substr2 = "very"
result1 = gstr.Count(str, substr1)
result2 = gstr.Count(str, substr2)
)
fmt.Println(result1)
fmt.Println(result2)
// Output:
// 1
// 2
}
func ExampleCountI() {
var (
str = `goframe is very, very easy to use`
substr1 = "GOFRAME"
substr2 = "VERY"
result1 = gstr.CountI(str, substr1)
result2 = gstr.CountI(str, substr2)
)
fmt.Println(result1)
fmt.Println(result2)
// Output:
// 1
// 2
}
func ExampleToLower() {
var (
s = `GOFRAME`
result = gstr.ToLower(s)
)
fmt.Println(result)
// Output:
// goframe
}
func ExampleToUpper() {
var (
s = `goframe`
result = gstr.ToUpper(s)
)
fmt.Println(result)
// Output:
// GOFRAME
}
func ExampleUcFirst() {
var (
s = `hello`
result = gstr.UcFirst(s)
)
fmt.Println(result)
// Output:
// Hello
}
func ExampleLcFirst() {
var (
str = `Goframe`
result = gstr.LcFirst(str)
)
fmt.Println(result)
// Output:
// goframe
}
func ExampleUcWords() {
var (
str = `hello world`
result = gstr.UcWords(str)
)
fmt.Println(result)
// Output:
// Hello World
}
func ExampleIsLetterLower() {
fmt.Println(gstr.IsLetterLower('a'))
fmt.Println(gstr.IsLetterLower('A'))
// Output:
// true
// false
}
func ExampleIsLetterUpper() {
fmt.Println(gstr.IsLetterUpper('A'))
fmt.Println(gstr.IsLetterUpper('a'))
// Output:
// true
// false
}
func ExampleIsNumeric() {
fmt.Println(gstr.IsNumeric("88"))
fmt.Println(gstr.IsNumeric("3.1415926"))
fmt.Println(gstr.IsNumeric("abc"))
// Output:
// true
// true
// false
}
func ExampleReverse() {
var (
str = `123456`
result = gstr.Reverse(str)
)
fmt.Println(result)
// Output:
// 654321
}
func ExampleNumberFormat() {
var (
number float64 = 123456
decimals = 2
decPoint = "."
thousandsSep = ","
result = gstr.NumberFormat(number, decimals, decPoint, thousandsSep)
)
fmt.Println(result)
// Output:
// 123,456.00
}
func ExampleChunkSplit() {
var (
body = `1234567890`
chunkLen = 2
end = "#"
result = gstr.ChunkSplit(body, chunkLen, end)
)
fmt.Println(result)
// Output:
// 12#34#56#78#90#
}
func ExampleCompare() {
fmt.Println(gstr.Compare("c", "c"))
fmt.Println(gstr.Compare("a", "b"))
fmt.Println(gstr.Compare("c", "b"))
// Output:
// 0
// -1
// 1
}
func ExampleEqual() {
fmt.Println(gstr.Equal(`A`, `a`))
fmt.Println(gstr.Equal(`A`, `A`))
fmt.Println(gstr.Equal(`A`, `B`))
// Output:
// true
// true
// false
}
func ExampleFields() {
var (
str = `Hello World`
result = gstr.Fields(str)
)
fmt.Printf(`%#v`, result)
// Output:
// []string{"Hello", "World"}
}
func ExampleHasPrefix() {
var (
s = `Hello World`
prefix = "Hello"
result = gstr.HasPrefix(s, prefix)
)
fmt.Println(result)
// Output:
// true
}
func ExampleHasSuffix() {
var (
s = `my best love is goframe`
prefix = "goframe"
result = gstr.HasSuffix(s, prefix)
)
fmt.Println(result)
// Output:
// true
}
func ExampleCountWords() {
var (
str = `goframe is very, very easy to use!`
result = gstr.CountWords(str)
)
fmt.Printf(`%#v`, result)
// Output:
// map[string]int{"easy":1, "goframe":1, "is":1, "to":1, "use!":1, "very":1, "very,":1}
}
func ExampleCountChars() {
var (
str = `goframe`
result = gstr.CountChars(str)
)
fmt.Println(result)
// May Output:
// map[a:1 e:1 f:1 g:1 m:1 o:1 r:1]
}
func ExampleWordWrap() {
{
var (
str = `A very long woooooooooooooooooord. and something`
width = 8
br = "\n"
result = gstr.WordWrap(str, width, br)
)
fmt.Println(result)
}
{
var (
str = `The quick brown fox jumped over the lazy dog.`
width = 20
br = "<br />\n"
result = gstr.WordWrap(str, width, br)
)
fmt.Printf("%v", result)
}
// Output:
// A very
// long
// woooooooooooooooooord.
// and
// something
// The quick brown fox<br />
// jumped over the lazy<br />
// dog.
}
func ExampleLenRune() {
var (
str = `GoFrame框架`
result = gstr.LenRune(str)
)
fmt.Println(result)
// Output:
// 9
}
func ExampleRepeat() {
var (
input = `goframe `
multiplier = 3
result = gstr.Repeat(input, multiplier)
)
fmt.Println(result)
// Output:
// goframe goframe goframe
}
func ExampleShuffle() {
var (
str = `123456`
result = gstr.Shuffle(str)
)
fmt.Println(result)
// May Output:
// 563214
}
func ExampleSplit() {
var (
str = `a|b|c|d`
delimiter = `|`
result = gstr.Split(str, delimiter)
)
fmt.Printf(`%#v`, result)
// Output:
// []string{"a", "b", "c", "d"}
}
func ExampleSplitAndTrim() {
var (
str = `a|b|||||c|d`
delimiter = `|`
result = gstr.SplitAndTrim(str, delimiter)
)
fmt.Printf(`%#v`, result)
// Output:
// []string{"a", "b", "c", "d"}
}
func ExampleJoin() {
var (
array = []string{"goframe", "is", "very", "easy", "to", "use"}
sep = ` `
result = gstr.Join(array, sep)
)
fmt.Println(result)
// Output:
// goframe is very easy to use
}
func ExampleJoinAny() {
var (
sep = `,`
arr2 = []int{99, 73, 85, 66}
result = gstr.JoinAny(arr2, sep)
)
fmt.Println(result)
// Output:
// 99,73,85,66
}
func ExampleExplode() {
var (
str = `Hello World`
delimiter = " "
result = gstr.Explode(delimiter, str)
)
fmt.Printf(`%#v`, result)
// Output:
// []string{"Hello", "World"}
}
func ExampleImplode() {
var (
pieces = []string{"goframe", "is", "very", "easy", "to", "use"}
glue = " "
result = gstr.Implode(glue, pieces)
)
fmt.Println(result)
// Output:
// goframe is very easy to use
}
func ExampleChr() {
var (
ascii = 65 // A
result = gstr.Chr(ascii)
)
fmt.Println(result)
// Output:
// A
}
// '103' is the 'g' in ASCII
func ExampleOrd() {
var (
str = `goframe`
result = gstr.Ord(str)
)
fmt.Println(result)
// Output:
// 103
}
func ExampleHideStr() {
var (
str = `13800138000`
percent = 40
hide = `*`
result = gstr.HideStr(str, percent, hide)
)
fmt.Println(result)
// Output:
// 138****8000
}
func ExampleNl2Br() {
var (
str = `goframe
is
very
easy
to
use`
result = gstr.Nl2Br(str)
)
fmt.Println(result)
// Output:
// goframe<br>is<br>very<br>easy<br>to<br>use
}
func ExampleAddSlashes() {
var (
str = `'aa'"bb"cc\r\n\d\t`
result = gstr.AddSlashes(str)
)
fmt.Println(result)
// Output:
// \'aa\'\"bb\"cc\\r\\n\\d\\t
}
func ExampleStripSlashes() {
var (
str = `C:\\windows\\GoFrame\\test`
result = gstr.StripSlashes(str)
)
fmt.Println(result)
// Output:
// C:\windows\GoFrame\test
}
func ExampleQuoteMeta() {
{
var (
str = `.\+?[^]()`
result = gstr.QuoteMeta(str)
)
fmt.Println(result)
}
{
var (
str = `https://goframe.org/pages/viewpage.action?pageId=1114327`
result = gstr.QuoteMeta(str)
)
fmt.Println(result)
}
// Output:
// \.\\\+\?\[\^\]\(\)
// https://goframe\.org/pages/viewpage\.action\?pageId=1114327
}
// array
func ExampleSearchArray() {
var (
array = []string{"goframe", "is", "very", "nice"}
str = `goframe`
result = gstr.SearchArray(array, str)
)
fmt.Println(result)
// Output:
// 0
}
func ExampleInArray() {
var (
a = []string{"goframe", "is", "very", "easy", "to", "use"}
s = "goframe"
result = gstr.InArray(a, s)
)
fmt.Println(result)
// Output:
// true
}
func ExamplePrefixArray() {
var (
strArray = []string{"tom", "lily", "john"}
)
gstr.PrefixArray(strArray, "classA_")
fmt.Println(strArray)
// Output:
// [classA_tom classA_lily classA_john]
}
// case
func ExampleCaseCamel() {
var (
str = `hello world`
result = gstr.CaseCamel(str)
)
fmt.Println(result)
// Output:
// HelloWorld
}
func ExampleCaseCamelLower() {
var (
str = `hello world`
result = gstr.CaseCamelLower(str)
)
fmt.Println(result)
// Output:
// helloWorld
}
func ExampleCaseSnake() {
var (
str = `hello world`
result = gstr.CaseSnake(str)
)
fmt.Println(result)
// Output:
// hello_world
}
func ExampleCaseSnakeScreaming() {
var (
str = `hello world`
result = gstr.CaseSnakeScreaming(str)
)
fmt.Println(result)
// Output:
// HELLO_WORLD
}
func ExampleCaseSnakeFirstUpper() {
var (
str = `RGBCodeMd5`
result = gstr.CaseSnakeFirstUpper(str)
)
fmt.Println(result)
// Output:
// rgb_code_md5
}
func ExampleCaseKebab() {
var (
str = `hello world`
result = gstr.CaseKebab(str)
)
fmt.Println(result)
// Output:
// hello-world
}
func ExampleCaseKebabScreaming() {
var (
str = `hello world`
result = gstr.CaseKebabScreaming(str)
)
fmt.Println(result)
// Output:
// HELLO-WORLD
}
func ExampleCaseDelimited() {
var (
str = `hello world`
del = byte('-')
result = gstr.CaseDelimited(str, del)
)
fmt.Println(result)
// Output:
// hello-world
}
func ExampleCaseDelimitedScreaming() {
{
var (
str = `hello world`
del = byte('-')
result = gstr.CaseDelimitedScreaming(str, del, true)
)
fmt.Println(result)
}
{
var (
str = `hello world`
del = byte('-')
result = gstr.CaseDelimitedScreaming(str, del, false)
)
fmt.Println(result)
}
// Output:
// HELLO-WORLD
// hello-world
}
// contain
func ExampleContains() {
{
var (
str = `Hello World`
substr = `Hello`
result = gstr.Contains(str, substr)
)
fmt.Println(result)
}
{
var (
str = `Hello World`
substr = `hello`
result = gstr.Contains(str, substr)
)
fmt.Println(result)
}
// Output:
// true
// false
}
func ExampleContainsI() {
var (
str = `Hello World`
substr = "hello"
result1 = gstr.Contains(str, substr)
result2 = gstr.ContainsI(str, substr)
)
fmt.Println(result1)
fmt.Println(result2)
// Output:
// false
// true
}
func ExampleContainsAny() {
{
var (
s = `goframe`
chars = "g"
result = gstr.ContainsAny(s, chars)
)
fmt.Println(result)
}
{
var (
s = `goframe`
chars = "G"
result = gstr.ContainsAny(s, chars)
)
fmt.Println(result)
}
// Output:
// true
// false
}
// convert
func ExampleOctStr() {
var (
str = `\346\200\241`
result = gstr.OctStr(str)
)
fmt.Println(result)
// Output:
// 怡
}
// domain
func ExampleIsSubDomain() {
var (
subDomain = `s.goframe.org`
mainDomain = `goframe.org`
result = gstr.IsSubDomain(subDomain, mainDomain)
)
fmt.Println(result)
// Output:
// true
}
// levenshtein
func ExampleLevenshtein() {
var (
str1 = "Hello World"
str2 = "hallo World"
costIns = 1
costRep = 1
costDel = 1
result = gstr.Levenshtein(str1, str2, costIns, costRep, costDel)
)
fmt.Println(result)
// Output:
// 2
}
// parse
func ExampleParse() {
{
var (
str = `v1=m&v2=n`
result, _ = gstr.Parse(str)
)
fmt.Println(result)
}
{
var (
str = `v[a][a]=m&v[a][b]=n`
result, _ = gstr.Parse(str)
)
fmt.Println(result)
}
{
// The form of nested Slice is not yet supported.
var str = `v[][]=m&v[][]=n`
result, err := gstr.Parse(str)
if err != nil {
panic(err)
}
fmt.Println(result)
}
{
// This will produce an error.
var str = `v=m&v[a]=n`
result, err := gstr.Parse(str)
if err != nil {
println(err)
}
fmt.Println(result)
}
{
var (
str = `a .[[b=c`
result, _ = gstr.Parse(str)
)
fmt.Println(result)
}
// May Output:
// map[v1:m v2:n]
// map[v:map[a:map[a:m b:n]]]
// map[v:map[]]
// Error: expected type 'map[string]interface{}' for key 'v', but got 'string'
// map[]
// map[a___[b:c]
}
// pos
func ExamplePos() {
var (
haystack = `Hello World`
needle = `World`
result = gstr.Pos(haystack, needle)
)
fmt.Println(result)
// Output:
// 6
}
func ExamplePosRune() {
var (
haystack = `GoFrame是一款模块化、高性能、企业级的Go基础开发框架`
needle = `Go`
posI = gstr.PosRune(haystack, needle)
posR = gstr.PosRRune(haystack, needle)
)
fmt.Println(posI)
fmt.Println(posR)
// Output:
// 0
// 22
}
func ExamplePosI() {
var (
haystack = `goframe is very, very easy to use`
needle = `very`
posI = gstr.PosI(haystack, needle)
posR = gstr.PosR(haystack, needle)
)
fmt.Println(posI)
fmt.Println(posR)
// Output:
// 11
// 17
}
func ExamplePosIRune() {
{
var (
haystack = `GoFrame是一款模块化、高性能、企业级的Go基础开发框架`
needle = `高性能`
startOffset = 10
result = gstr.PosIRune(haystack, needle, startOffset)
)
fmt.Println(result)
}
{
var (
haystack = `GoFrame是一款模块化、高性能、企业级的Go基础开发框架`
needle = `高性能`
startOffset = 30
result = gstr.PosIRune(haystack, needle, startOffset)
)
fmt.Println(result)
}
// Output:
// 14
// -1
}
func ExamplePosR() {
var (
haystack = `goframe is very, very easy to use`
needle = `very`
posI = gstr.PosI(haystack, needle)
posR = gstr.PosR(haystack, needle)
)
fmt.Println(posI)
fmt.Println(posR)
// Output:
// 11
// 17
}
func ExamplePosRRune() {
var (
haystack = `GoFrame是一款模块化、高性能、企业级的Go基础开发框架`
needle = `Go`
posI = gstr.PosIRune(haystack, needle)
posR = gstr.PosRRune(haystack, needle)
)
fmt.Println(posI)
fmt.Println(posR)
// Output:
// 0
// 22
}
func ExamplePosRI() {
var (
haystack = `goframe is very, very easy to use`
needle = `VERY`
posI = gstr.PosI(haystack, needle)
posR = gstr.PosRI(haystack, needle)
)
fmt.Println(posI)
fmt.Println(posR)
// Output:
// 11
// 17
}
func ExamplePosRIRune() {
var (
haystack = `GoFrame是一款模块化、高性能、企业级的Go基础开发框架`
needle = `GO`
posI = gstr.PosIRune(haystack, needle)
posR = gstr.PosRIRune(haystack, needle)
)
fmt.Println(posI)
fmt.Println(posR)
// Output:
// 0
// 22
}
// replace
func ExampleReplace() {
var (
origin = `golang is very nice!`
search = `golang`
replace = `goframe`
result = gstr.Replace(origin, search, replace)
)
fmt.Println(result)
// Output:
// goframe is very nice!
}
func ExampleReplaceI() {
var (
origin = `golang is very nice!`
search = `GOLANG`
replace = `goframe`
result = gstr.ReplaceI(origin, search, replace)
)
fmt.Println(result)
// Output:
// goframe is very nice!
}
func ExampleReplaceByArray() {
{
var (
origin = `golang is very nice`
array = []string{"lang", "frame"}
result = gstr.ReplaceByArray(origin, array)
)
fmt.Println(result)
}
{
var (
origin = `golang is very good`
array = []string{"golang", "goframe", "good", "nice"}
result = gstr.ReplaceByArray(origin, array)
)
fmt.Println(result)
}
// Output:
// goframe is very nice
// goframe is very nice
}
func ExampleReplaceIByArray() {
var (
origin = `golang is very Good`
array = []string{"Golang", "goframe", "GOOD", "nice"}
result = gstr.ReplaceIByArray(origin, array)
)
fmt.Println(result)
// Output:
// goframe is very nice
}
func ExampleReplaceByMap() {
{
var (
origin = `golang is very nice`
replaces = map[string]string{
"lang": "frame",
}
result = gstr.ReplaceByMap(origin, replaces)
)
fmt.Println(result)
}
{
var (
origin = `golang is very good`
replaces = map[string]string{
"golang": "goframe",
"good": "nice",
}
result = gstr.ReplaceByMap(origin, replaces)
)
fmt.Println(result)
}
// Output:
// goframe is very nice
// goframe is very nice
}
func ExampleReplaceIByMap() {
var (
origin = `golang is very nice`
replaces = map[string]string{
"Lang": "frame",
}
result = gstr.ReplaceIByMap(origin, replaces)
)
fmt.Println(result)
// Output:
// goframe is very nice
}
// similartext
func ExampleSimilarText() {
var (
first = `AaBbCcDd`
second = `ad`
percent = 0.80
result = gstr.SimilarText(first, second, &percent)
)
fmt.Println(result)
// Output:
// 2
}
// soundex
func ExampleSoundex() {
var (
str1 = `Hello`
str2 = `Hallo`
result1 = gstr.Soundex(str1)
result2 = gstr.Soundex(str2)
)
fmt.Println(result1, result2)
// Output:
// H400 H400
}
// str
func ExampleStr() {
var (
haystack = `xxx.jpg`
needle = `.`
result = gstr.Str(haystack, needle)
)
fmt.Println(result)
// Output:
// .jpg
}
func ExampleStrEx() {
var (
haystack = `https://goframe.org/index.html?a=1&b=2`
needle = `?`
result = gstr.StrEx(haystack, needle)
)
fmt.Println(result)
// Output:
// a=1&b=2
}
func ExampleStrTill() {
var (
haystack = `https://goframe.org/index.html?test=123456`
needle = `?`
result = gstr.StrTill(haystack, needle)
)
fmt.Println(result)
// Output:
// https://goframe.org/index.html?
}
func ExampleStrTillEx() {
var (
haystack = `https://goframe.org/index.html?test=123456`
needle = `?`
result = gstr.StrTillEx(haystack, needle)
)
fmt.Println(result)
// Output:
// https://goframe.org/index.html
}
// substr
func ExampleSubStr() {
var (
str = `1234567890`
start = 0
length = 4
subStr = gstr.SubStr(str, start, length)
)
fmt.Println(subStr)
// Output:
// 1234
}
func ExampleSubStrRune() {
var (
str = `GoFrame是一款模块化、高性能、企业级的Go基础开发框架。`
start = 14
length = 3
subStr = gstr.SubStrRune(str, start, length)
)
fmt.Println(subStr)
// Output:
// 高性能
}
func ExampleStrLimit() {
var (
str = `123456789`
length = 3
suffix = `...`
result = gstr.StrLimit(str, length, suffix)
)
fmt.Println(result)
// Output:
// 123...
}
func ExampleStrLimitRune() {
var (
str = `GoFrame是一款模块化、高性能、企业级的Go基础开发框架。`
length = 17
suffix = "..."
result = gstr.StrLimitRune(str, length, suffix)
)
fmt.Println(result)
// Output:
// GoFrame是一款模块化、高性能...
}
func ExampleSubStrFrom() {
var (
str = "我爱GoFrameGood"
need = ``
)
fmt.Println(gstr.SubStrFrom(str, need))
// Output:
// 爱GoFrameGood
}
func ExampleSubStrFromEx() {
var (
str = "我爱GoFrameGood"
need = ``
)
fmt.Println(gstr.SubStrFromEx(str, need))
// Output:
// GoFrameGood
}
func ExampleSubStrFromR() {
var (
str = "我爱GoFrameGood"
need = `Go`
)
fmt.Println(gstr.SubStrFromR(str, need))
// Output:
// Good
}
func ExampleSubStrFromREx() {
var (
str = "我爱GoFrameGood"
need = `Go`
)
fmt.Println(gstr.SubStrFromREx(str, need))
// Output:
// od
}
// trim
func ExampleTrim() {
var (
str = `*Hello World*`
characterMask = "*"
result = gstr.Trim(str, characterMask)
)
fmt.Println(result)
// Output:
// Hello World
}
func ExampleTrimStr() {
var (
str = `Hello World`
cut = "World"
count = -1
result = gstr.TrimStr(str, cut, count)
)
fmt.Println(result)
// Output:
// Hello
}
func ExampleTrimLeft() {
var (
str = `*Hello World*`
characterMask = "*"
result = gstr.TrimLeft(str, characterMask)
)
fmt.Println(result)
// Output:
// Hello World*
}
func ExampleTrimLeftStr() {
var (
str = `**Hello World**`
cut = "*"
count = 1
result = gstr.TrimLeftStr(str, cut, count)
)
fmt.Println(result)
// Output:
// *Hello World**
}
func ExampleTrimRight() {
var (
str = `**Hello World**`
characterMask = "*def" // []byte{"*", "d", "e", "f"}
result = gstr.TrimRight(str, characterMask)
)
fmt.Println(result)
// Output:
// **Hello Worl
}
func ExampleTrimRightStr() {
var (
str = `Hello World!`
cut = "!"
count = -1
result = gstr.TrimRightStr(str, cut, count)
)
fmt.Println(result)
// Output:
// Hello World
}
func ExampleTrimAll() {
var (
str = `*Hello World*`
characterMask = "*"
result = gstr.TrimAll(str, characterMask)
)
fmt.Println(result)
// Output:
// HelloWorld
}
// version
func ExampleCompareVersion() {
fmt.Println(gstr.CompareVersion("v2.11.9", "v2.10.8"))
fmt.Println(gstr.CompareVersion("1.10.8", "1.19.7"))
fmt.Println(gstr.CompareVersion("2.8.beta", "2.8"))
// Output:
// 1
// -1
// 0
}
func ExampleCompareVersionGo() {
fmt.Println(gstr.CompareVersionGo("v2.11.9", "v2.10.8"))
fmt.Println(gstr.CompareVersionGo("v4.20.1", "v4.20.1+incompatible"))
fmt.Println(gstr.CompareVersionGo(
"v0.0.2-20180626092158-b2ccc119800e",
"v1.0.1-20190626092158-b2ccc519800e",
))
// Output:
// 1
// 1
// -1
}