npmjs.org "isString" keyword
View the packages on the npmjs.org package registry that are tagged with the "isString" keyword.
@mjmasn/core-util-is 1.0.3 💰
The `util.is*` functions introduced in Node v0.12. Now with React Native support.1 version - Latest release: about 8 years ago - 1 dependent package - 1 dependent repositories - 5 downloads last month - 102 stars on GitHub - 1 maintainer
core-util-is-react-native 1.0.3 💰
The `util.is*` functions introduced in Node v0.12.1 version - Latest release: over 6 years ago - 1 dependent package - 1 dependent repositories - 7 downloads last month - 101 stars on GitHub - 1 maintainer
locore 0.0.0
locore is a Standard library. the library with basic JavaScript methods to improve development ef...2 versions - Latest release: almost 2 years ago - 35 downloads last month - 0 stars on GitHub - 1 maintainer
Top 1.7% on npmjs.org
4 versions - Latest release: over 4 years ago - 1,808 dependent packages - 1,693,704 dependent repositories - 259 million downloads last month - 103 stars on GitHub - 1 maintainer
core-util-is 1.0.3 💰
The `util.is*` functions introduced in Node v0.12.4 versions - Latest release: over 4 years ago - 1,808 dependent packages - 1,693,704 dependent repositories - 259 million downloads last month - 103 stars on GitHub - 1 maintainer
validate-is-string 1.0.0
Check if a parameter is a string.1 version - Latest release: 12 months ago - 9 downloads last month - 1 maintainer
confirm-data 1.0.0
This package is for confirming data that will take arguments to verify its value and type.1 version - Latest release: over 5 years ago - 1 dependent package - 12 downloads last month - 0 stars on GitHub - 1 maintainer
Top 8.2% on npmjs.org
6 versions - Latest release: over 4 years ago - 4 dependent packages - 7 dependent repositories - 2.29 thousand downloads last month - 3 stars on GitHub - 1 maintainer
@js-utilities/typecheck 0.1.6
Utility library for javascript type checking.6 versions - Latest release: over 4 years ago - 4 dependent packages - 7 dependent repositories - 2.29 thousand downloads last month - 3 stars on GitHub - 1 maintainer
Top 5.5% on npmjs.org
55 versions - Latest release: 9 days ago - 23 dependent packages - 129 dependent repositories - 2.65 million downloads last month - 8 stars on GitHub - 2 maintainers
@nevware21/ts-utils 0.12.6 💰
Comprehensive TypeScript/JavaScript utility library with cross-environment support (Node.js, brow...55 versions - Latest release: 9 days ago - 23 dependent packages - 129 dependent repositories - 2.65 million downloads last month - 8 stars on GitHub - 2 maintainers
typesof 1.1.3
javascript类型判断5 versions - Latest release: over 5 years ago - 16 downloads last month - 1 maintainer
wc-test-vue 0.0.1
1 version - Latest release: almost 4 years ago - 20 downloads last month - 1 maintainer
Top 4.8% on npmjs.org
46 versions - Latest release: over 3 years ago - 11 dependent packages - 43 dependent repositories - 3.03 thousand downloads last month - 25 stars on GitHub - 1 maintainer
prototyped.js 3.0.5
Common typescript ready prototypes available in both CommonJS and ECMAScript46 versions - Latest release: over 3 years ago - 11 dependent packages - 43 dependent repositories - 3.03 thousand downloads last month - 25 stars on GitHub - 1 maintainer
@phun-ky/typeof 2.1.1 💰
A set of JavaScript helper functions to check for types56 versions - Latest release: 16 days ago - 561 thousand downloads last month - 2 stars on GitHub - 1 maintainer
@processdrive/is-string 1.0.0
creating first node pkg1 version - Latest release: over 4 years ago - 1 dependent package - 3 downloads last month - 0 stars on GitHub - 1 maintainer
Top 3.8% on npmjs.org
14 versions - Latest release: over 5 years ago - 8 dependent packages - 32 dependent repositories - 23 thousand downloads last month - 27 stars on GitHub - 1 maintainer
ts-type-guards 0.7.0
Curried TypeScript type guards for primitive types and classes14 versions - Latest release: over 5 years ago - 8 dependent packages - 32 dependent repositories - 23 thousand downloads last month - 27 stars on GitHub - 1 maintainer
@util.js/strings 0.41.3
JavaScript utility methods for strings22 versions - Latest release: almost 3 years ago - 7 dependent packages - 1 dependent repositories - 18 downloads last month - 4 stars on GitHub - 1 maintainer
cc-typejs 1.0.4
Javascript data type check true or false.5 versions - Latest release: over 4 years ago - 1 dependent package - 5 downloads last month - 1 maintainer
@silen/type 1.0.1 removed
Type check in TypeScript2 versions - Latest release: over 5 years ago - 1 dependent package - 77 downloads last month - 1 maintainer
node-screwdriver 0.1.7
Node toolkit adding some helpful functions: files, array, string, color, math ...8 versions - Latest release: over 8 years ago - 3 dependent packages - 2 dependent repositories - 4.61 thousand downloads last month - 0 stars on GitHub - 1 maintainer
paracetamol 0.7.2
declarative check type of function arguments and development profiler for your functions3 versions - Latest release: over 9 years ago - 1 dependent package - 1 dependent repositories - 10 downloads last month - 2 stars on GitHub - 1 maintainer
js-util-type 0.1.1
A utility function to fix and extend the built-in ''typeof'' operator of JavaScript.1 version - Latest release: over 7 years ago - 1 dependent package - 1 dependent repositories - 8 downloads last month - 1 maintainer
is-check 1.0.2
Check if the given value is of a specific type.3 versions - Latest release: over 10 years ago - 2 dependent packages - 2 dependent repositories - 9 downloads last month - 0 stars on GitHub - 1 maintainer
ziyo-functions 0.0.8
一些常用的公共方法7 versions - Latest release: over 8 years ago - 1 dependent package - 1 dependent repositories - 16 downloads last month - 1 maintainer
@technobuddha/library 2.0.3
A large library of useful functions20 versions - Latest release: 5 months ago - 3 dependent packages - 1 dependent repositories - 56 downloads last month - 0 stars on GitHub - 1 maintainer
vanilla-type-check 2.0.3
Basic type checker6 versions - Latest release: about 7 years ago - 2 dependent packages - 8 dependent repositories - 68 downloads last month - 0 stars on GitHub - 1 maintainer
@mozeyinedu/check 2.0.0
@mozeyinedu/check is a package that contains functions that check some conditions just to preserv...6 versions - Latest release: over 1 year ago - 3 dependent packages - 5 dependent repositories - 8 downloads last month - 0 stars on GitHub - 1 maintainer
json8-isString 1.0.0
JSON isString method1 version - Latest release: over 9 years ago - 2 dependent packages - 1 dependent repositories - 3 downloads last month - 106 stars on GitHub - 1 maintainer
isbox 1.0.5
js各种类型判断工具/A type tool for javascript5 versions - Latest release: over 3 years ago - 1 dependent package - 70 downloads last month - 1 stars on GitHub - 1 maintainer
Top 6.5% on npmjs.org
3 versions - Latest release: about 7 years ago - 4 dependent packages - 468 dependent repositories - 1.73 thousand downloads last month - 2 stars on GitHub - 1 maintainer
typeco 1.0.0 💰
A javascript library which allows to check javascript value types at runtime3 versions - Latest release: about 7 years ago - 4 dependent packages - 468 dependent repositories - 1.73 thousand downloads last month - 2 stars on GitHub - 1 maintainer
typest 1.0.7
js各种类型判断工具/A type tool for javascript8 versions - Latest release: over 3 years ago - 2 dependent packages - 1 dependent repositories - 22 downloads last month - 1 stars on GitHub - 1 maintainer
robb 0.2.1
Simple type checker in JavaScript.3 versions - Latest release: about 14 years ago - 2 dependent packages - 6 dependent repositories - 2.52 thousand downloads last month - 2 stars on GitHub - 1 maintainer
@extremejs/utils 1.0.0-beta.22
ExtremeJS Utilities22 versions - Latest release: over 1 year ago - 1 dependent package - 562 downloads last month - 2 stars on GitHub - 1 maintainer
typest2 1.0.7
js各种类型判断工具/A type tool for javascript。 原typest归属账号neo***8迁移到本npm下。1 version - Latest release: over 2 years ago - 22 downloads last month - 1 stars on GitHub - 1 maintainer
@soei/util 1.1.8
JavaScript轻量工具类~20 versions - Latest release: over 1 year ago - 130 downloads last month - 3 stars on GitHub - 1 maintainer
@konfirm/is-type 1.0.9
Simple Object type/name checks10 versions - Latest release: over 5 years ago - 3 dependent packages - 2 dependent repositories - 17 downloads last month - 0 stars on GitHub - 1 maintainer
ts-core-utils-is 1.0.0
1 version - Latest release: almost 6 years ago - 1.32 thousand downloads last month - 1 maintainerps-util-is 1.0.1
This module copies functionality of core-util-is v1.0.2 for ExtendScript.2 versions - Latest release: over 7 years ago - 1 dependent package - 1 dependent repositories - 20 downloads last month - 0 stars on GitHub - 1 maintainer
is-string-not 1.0.0
This package is to check whether is string or not ?1 version - Latest release: about 3 years ago - 10 downloads last month - 1 maintainer
dcsm-type-helper 4.0.1
A vanilla JavaScript library for checking the type of variables in a more robust and accurate way...6 versions - Latest release: about 2 years ago - 2 dependent packages - 1 dependent repositories - 24 downloads last month - 0 stars on GitHub - 1 maintainer
any-utils 1.9.5
js 工具库37 versions - Latest release: over 4 years ago - 4 dependent packages - 1 dependent repositories - 272 downloads last month - 5 stars on GitHub - 1 maintainer
Top 3.5% on npmjs.org
59 versions - Latest release: over 2 years ago - 82 dependent packages - 605 dependent repositories - 977 thousand downloads last month - 12 stars on GitHub - 1 maintainer
@daybrush/utils 1.13.0 💰
utils for daybrush59 versions - Latest release: over 2 years ago - 82 dependent packages - 605 dependent repositories - 977 thousand downloads last month - 12 stars on GitHub - 1 maintainer
@pnmasharov/type-check 1.0.1
A small set of functions to check value against a specific type2 versions - Latest release: about 3 years ago - 1 downloads last month - 1 stars on GitHub - 1 maintainer
x-utils-es 2.4.0
helper tools for javascript validation92 versions - Latest release: over 4 years ago - 9 dependent repositories - 319 downloads last month - 0 stars on GitHub - 1 maintainer
type-checker-helpers 1.0.1
JavaScript library to check data types2 versions - Latest release: over 6 years ago - 1 dependent package - 1 dependent repositories - 3 downloads last month - 0 stars on GitHub - 1 maintainer
@silen/is-string 1.0.3
Check if the parameter is string3 versions - Latest release: over 5 years ago - 1 dependent package - 9 downloads last month - 1 maintainer
is-checker 1.0.12
Simple and light-weight JavaScript type checker that brings convenience!11 versions - Latest release: over 3 years ago - 1 dependent package - 129 downloads last month - 2 stars on GitHub - 1 maintainer
@keworks/string-utils 0.1.1
javascript string utils2 versions - Latest release: about 5 years ago - 1 dependent package - 23 downloads last month - 1 maintainer
@multi-kit/inspect 0.0.23
This library provides core functionalities for determining the type of a given object, supporting...6 versions - Latest release: 10 months ago - 31 downloads last month - 1 maintainer
typeof-ext 0.0.2
A node.js module to get, compare and check types2 versions - Latest release: almost 12 years ago - 1 dependent repositories - 8 downloads last month - 1 stars on GitHub - 1 maintainer
pp-is 1.2.7
Collection of methods for check19 versions - Latest release: 8 months ago - 7 dependent packages - 5 dependent repositories - 117 downloads last month - 0 stars on GitHub - 1 maintainer
existjs 2.1.0
Check variable existence3 versions - Latest release: almost 8 years ago - 2 dependent packages - 4 dependent repositories - 15 downloads last month - 1 maintainer
eleventy-plugin-typecheck-filters 0.0.2
Template filters to check if a value is a list, object, string or number.2 versions - Latest release: almost 3 years ago - 35 downloads last month - 0 stars on GitHub - 1 maintainer
node-native 0.1.6
NodeJS Native Helper6 versions - Latest release: over 11 years ago - 1 dependent package - 1 dependent repositories - 68 downloads last month - 0 stars on GitHub - 1 maintainer
@voidvolker/is 1.0.1
Set of shortands of Object.prototype.toString for fast and simple type check2 versions - Latest release: over 2 years ago - 1 dependent package - 5 downloads last month - 0 stars on GitHub - 1 maintainer
strility 1.3.1
Strility is a string manipulation library5 versions - Latest release: over 8 years ago - 1 dependent package - 2 dependent repositories - 45 downloads last month - 1 stars on GitHub - 1 maintainer
advance-javascript 1.0.4
a collection of javascript prototype extensions that make your javascript coding very easy and ha...5 versions - Latest release: over 4 years ago - 2 dependent packages - 26 downloads last month - 0 stars on GitHub - 1 maintainer
@quackxl/utility 0.0.4
JS常用工具封装5 versions - Latest release: over 1 year ago - 30 downloads last month - 1 maintainer
es-suite 1.1.1
ES helper functions from ES5 shim with no dependencies2 versions - Latest release: 9 months ago - 20 downloads last month - 1 maintainer
wots 0.3.2
A very simple "typeof" detection9 versions - Latest release: over 4 years ago - 1 dependent repositories - 15 downloads last month - 0 stars on GitHub - 1 maintainer
@soei/tools 1.0.14
工具类14 versions - Latest release: over 1 year ago - 3 dependent packages - 30 downloads last month - 1 maintainer
typeis.js 1.0.18
The fast and reliable JS type-checking toolbox!18 versions - Latest release: over 5 years ago - 1 dependent package - 23 downloads last month - 1 stars on GitHub - 1 maintainer
check-string-or-not 1.0.0
Package to check whether it is string or not ?1 version - Latest release: about 3 years ago - 1 downloads last month - 1 maintainer
ccax 1.0.3
This library will help to assert the parameters, instances, classes, functions, primitive/non-pri...4 versions - Latest release: about 2 years ago - 1 dependent package - 35 downloads last month - 2 stars on GitHub - 1 maintainer
@renet-consulting/util 17.0.0
This library provides next util: isBoolean, isFunction, isNumber, isNumbers, isObject and isStrin...9 versions - Latest release: almost 2 years ago - 4 dependent packages - 1 dependent repositories - 89 downloads last month - 3 stars on GitHub - 2 maintainers
javascript-types 1.0.7
A fixed version of the native javascript typeof function.10 versions - Latest release: over 7 years ago - 1 dependent package - 1 dependent repositories - 35 downloads last month - 1 maintainer
validation-check-workaja 1.3.9
check whether value is undefined or empty or null3 versions - Latest release: over 5 years ago - 26 downloads last month - 0 stars on GitHub - 1 maintainer
whats-the-type 2.4.0
Type detection beyond `typeof`16 versions - Latest release: over 3 years ago - 1 dependent package - 2 dependent repositories - 103 downloads last month - 0 stars on GitHub - 1 maintainer
php-trim-plus 0.0.2
php string trim function in javascript.2 versions - Latest release: about 7 years ago - 3 dependent packages - 1 dependent repositories - 20 downloads last month - 1 maintainer
Top 2.3% on npmjs.org
135 versions - Latest release: about 2 years ago - 50 dependent packages - 15,842 dependent repositories - 1.05 million downloads last month - 49 stars on GitHub - 1 maintainer
typechecker 9.3.0 💰
Utilities to get and check variable types (isString, isPlainObject, isRegExp, etc)135 versions - Latest release: about 2 years ago - 50 dependent packages - 15,842 dependent repositories - 1.05 million downloads last month - 49 stars on GitHub - 1 maintainer
@amandaghassaei/type-checks 1.1.1 💰
A collection of JavaScript type checks.6 versions - Latest release: over 2 years ago - 3 dependent packages - 1 dependent repositories - 1.43 thousand downloads last month - 1 stars on GitHub - 1 maintainer
@alttiri/util-js 1.9.1
Some util functions for personal use19 versions - Latest release: over 2 years ago - 2 dependent packages - 3 dependent repositories - 237 downloads last month - 0 stars on GitHub - 1 maintainer
json-buff 0.0.9
JSON that supports binary via bops & base649 versions - Latest release: almost 6 years ago - 2 dependent packages - 27 downloads last month - 5 stars on GitHub - 1 maintainer
Top 5.4% on npmjs.org
22 versions - Latest release: almost 2 years ago - 22 dependent packages - 14 dependent repositories - 13.3 thousand downloads last month - 9 stars on GitHub - 1 maintainer
ts-util-is 2.1.0 deprecated 💰
TypeScript typeof utility helper with no dependencies.22 versions - Latest release: almost 2 years ago - 22 dependent packages - 14 dependent repositories - 13.3 thousand downloads last month - 9 stars on GitHub - 1 maintainer
@utilify/types 2.0.0 deprecated
A utility library for type checks and type manipulation in JavaScript and TypeScript, providing f...4 versions - Latest release: 8 months ago - 39 downloads last month - 2 stars on GitHub - 1 maintainer
@petsel/es-type-detection 1.0.0 removed 💰
A utility library for consistent and extensible type detection in JavaScript.1 version - Latest release: 8 months ago - 0 stars on GitHub - 1 maintainer
@qdk/type 1.0.9 removed
数据类型分类两类，基本类型和引用类型。10 versions - Latest release: over 3 years ago - 4 dependent packages - 1 dependent repositories - 148 downloads last month - 1 stars on GitHub - 1 maintainer
utiljs-strings 0.29.0 deprecated
JavaScript utility methods for strings18 versions - Latest release: almost 7 years ago - 2 dependent packages - 1 dependent repositories - 14 downloads last month - 4 stars on GitHub - 1 maintainer
what-is 0.1.2 deprecated
A very simple "typeof" detection5 versions - Latest release: over 8 years ago - 1 dependent repositories - 34 downloads last month - 0 stars on GitHub - 1 maintainer
validation-checking 1.3.7 deprecated
check whether value is undefined or empty or null21 versions - Latest release: almost 6 years ago - 2 downloads last month - 1 stars on GitHub - 1 maintainer
@soei/picker 1.0.4 removed
picker([{id:10}, {id:20}], '*.id=>[]', true) => [ 10, 20 ], ...5 versions - Latest release: almost 2 years ago - 1 dependent package - 47 downloads last month - 3 stars on GitHub - 1 maintainer
string-or-not 1.0.0
This package is t check whether is string or not ?1 version - Latest release: about 3 years ago - 1 downloads last month - 1 maintainer
@mickeymaruf/is-string 1.0.0 removed
Specify is strig1 version - Latest release: over 1 year ago - 1 maintainer
@qitt/is-string 0.1.11 deprecated
determine if it is a string(use zod)6 versions - Latest release: about 2 years ago - 4 downloads last month - 0 stars on GitHub - 1 maintainer
@ichiql/is 0.1.2 deprecated
Use Zod to determine if XXX3 versions - Latest release: about 2 years ago - 4 downloads last month - 0 stars on GitHub - 1 maintainer
chober 2.0.1 deprecated
Chober.js - is a collection of methods that are used by programmers every day. We decided to put ...24 versions - Latest release: about 6 years ago - 1 dependent package - 6 dependent repositories - 391 downloads last month - 10 stars on GitHub - 1 maintainer
@fizzog/stringbox 0.6.26 removed
String manipulation utilities28 versions - Latest release: over 7 years ago - 1 dependent package - 90 downloads last month
robb-clone 0.2.2 removed
Simple type checker in JavaScript.1 version - Latest release: about 10 years ago - 1 dependent repositories - 16 downloads last month - 0 stars on GitHub - 1 maintainer
1-tc 0.2.2 unpublished
A super-tiny (~280B minzipped) utility for robust and efficient `type checking` of JavaScript val...9 versions - Latest release: about 3 years ago - 471 downloads last month - 1 maintainer
oh-my-type 2.0.1 unpublished
Oh my type! Tiny and robust type checker.4 versions - Latest release: about 6 years ago
Related Keywords
isArray
61
isNumber
61
isObject
52
isBoolean
45
isFunction
43
isNull
35
isUndefined
34
isRegExp
28
isDate
26
type
23
isSymbol
21
typeof
16
isEmpty
16
typescript
15
isPromise
15
javascript
14
types
14
isMap
12
isWeakMap
11
isError
11
isNaN
11
util
11
check
10
string
10
is
10
isSet
10
utility
9
isWeakSet
9
isElement
9
polyfill
8
isPlainObject
7
utils
7
is-string
7
isThat
7
isDefined
7
isArguments
7
isThis
7
isNil
7
isBuffer
7
isBigInt
7
isUrl
6
validation
6
isWindow
6
isFinite
6
utilities
5
function
5
isEmptyArray
5
getType
5
isEmptyObject
5
isInt
5
isAsyncFunction
5
node
5
isEven
5
array
5
object
5
type-checker
5
isArrayBuffer
5
number
5
kind
4
isBlob
4
isRegexp
4
boolean
4
pad
4
trim
4
instanceof
4
shuffle
4
merge
4
validate
4
type checking
4
isInfinity
4
endsWith
4
isPositive
4
isEmail
4
nodejs
4
isPrimitive
4
date
4
sum
4
is-number
4
isEmptyString
4
is-undefined
3
assert
3
library
3
get
3
contains
3
isNumeric
3
isNegative
3
browser
3
clone
3
isBigint
3
null
3
data validation
3
is number
3
kebabCase
3
is object
3
is array
3
snakeCase
3
is boolean
3
capitalize
3
isClass
3
camelCase
3