Class: StringUtil

String processing tool class

Constructors

• constructor

Methods

• hasString
• getEllipsis
• getURLName
• getFileFormat
• readLineProperty
• getPath
• normalizePath
• getStringList
• formatTime
• trim
• isEmpty
• strCut
• toQueryPair
• stringFormat
• parseJson2String
• compareVersion
• buildRandomCode
• UUID
• stringToHash
• parseUrl

Constructors

constructor

• new StringUtil(): StringUtil

Returns

StringUtil

Methods

hasString

▸ hasString(fields, str): number

Does the string exist

Parameters

Name	Type	Description
fields	string[]	List of detected string
str	string	source string

Returns

number

Return the index position where it is located. If it does not exist, return -1

Defined in

src/util/StringUtil.ts:15

---

getEllipsis

▸ getEllipsis(str, len?): string

Gets an ellipsis terminated string representation that exceeds the range

Parameters

Name	Type	Default value	Description
str	any	undefined	source string
len	number	4	range of string

Returns

string

result string

Defined in

src/util/StringUtil.ts:31

---

getURLName

▸ getURLName(url): string

get name based on URL

Parameters

Name	Type	Description
url	string	source url

Returns

string

name

Defined in

src/util/StringUtil.ts:43

---

getFileFormat

▸ getFileFormat(url): string

get suffix of file name from url

Parameters

Name	Type	Description
url	string	source url

Returns

string

suffix

Defined in

src/util/StringUtil.ts:57

---

readLineProperty

▸ readLineProperty(line, data): void

get information stored in a string

Parameters

Name	Type	Description
line	string	source string
data	any	result data reference

Returns

void

Defined in

src/util/StringUtil.ts:74

---

getPath

▸ getPath(url): string

Parameters

Name	Type
url	string

Returns

string

Defined in

src/util/StringUtil.ts:93

---

normalizePath

▸ normalizePath(url): string

Parameters

Name	Type
url	string

Returns

string

Defined in

src/util/StringUtil.ts:99

---

getStringList

▸ getStringList(str, char?): string[]

Used to cut specified characters

Parameters

Name	Type	Default value	Description
str	string	undefined	source string
char	string	';'	cut string

Returns

string[]

result string array

Defined in

src/util/StringUtil.ts:135

---

formatTime

▸ formatTime(time): string[]

Format timestamp data

Parameters

Name	Type	Description
time	number	timestamp

Returns

string[]

Defined in

src/util/StringUtil.ts:144

---

trim

▸ trim(str): any

trim

Parameters

Name	Type	Description
str	any	source string

Returns

any

result string

Defined in

src/util/StringUtil.ts:158

---

isEmpty

▸ isEmpty(value): boolean

Determine if the string is empty, null, '' or 'null'

Parameters

Name	Type	Description
value	any	source string

Returns

boolean

boolean

Defined in

src/util/StringUtil.ts:167

---

strCut

▸ strCut(str, len): string

Handle strings that exceed the length range, such as adding strings that exceed the range

Parameters

Name	Type	Description
str	any	source string
len	any	length

Returns

string

result string

Defined in

src/util/StringUtil.ts:177

---

toQueryPair

▸ toQueryPair(key, value, isEncodeURI?): string

According to the splicing request parameters

Parameters

Name	Type	Default value	Description
key	any	undefined	key string
value	any	undefined	value string
isEncodeURI	boolean	false	isEncodeURI

Returns

string

result string

Defined in

src/util/StringUtil.ts:207

---

stringFormat

▸ stringFormat(str, ...params): string

format a string

Parameters

Name	Type	Description
str	string	source string
...params	any[]	Pass in a regular processing parameter array

Returns

string

result string

Defined in

src/util/StringUtil.ts:217

---

parseJson2String

▸ parseJson2String(json, options?): string

Convert JSON objects to strings

Parameters

Name	Type	Description
json	any	object of json
options?	any

Returns

string

result string

Defined in

src/util/StringUtil.ts:244

---

compareVersion

▸ compareVersion(v1, v2): 1 | 0 | -1

Compatibility mode - version comparison

Parameters

Name	Type	Description
v1	any	Version 1
v2	any	Version 2

Returns

1 | 0 | -1

Returns 1, -1, or 0, indicating that the version number is greater, less, or equal, respectively

Defined in

src/util/StringUtil.ts:310

---

buildRandomCode

▸ buildRandomCode(): string

Generate non repeating random string codes

Returns

string

result

Defined in

src/util/StringUtil.ts:340

---

UUID

▸ UUID(): string

UUID

Returns

string

UUID

Defined in

src/util/StringUtil.ts:356

---

stringToHash

▸ stringToHash(str): number

make hash code

Parameters

Name	Type	Description
str	any	source value

Returns

number

hash code

Defined in

src/util/StringUtil.ts:369

---

parseUrl

▸ parseUrl(base, url): string

Convert GLTF URL Address

Parameters

Name	Type	Description
base	string	baseURL
url	string	source url

Returns

string

result url

Defined in

src/util/StringUtil.ts:386