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110 packages found
The lodash method `_.isString` exported as a module.
Test if a value is a string.
Common JavaScript/TypeScript helper functions for better minification
The `util.is*` functions introduced in Node v0.12.
Isomorphic, functional type-checking for Javascript
TypeScript typeof utility helper with no dependencies.
- typescript
- util
- typeof
- type guards
- isArray
- isBase64
- isBoolean
- isDate
- isDateValid
- isDefined
- isError
- isFunction
- isGuid
- isInfinity
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utils for daybrush
- daybrush
- utils
- dom
- css
- color
- rgba
- hsla
- splitSpace
- splitQuoto
- splitComma
- splitBracket
- camelize
- decamelize
- now
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工具类
- merge
- each
- runer
- iList2Array
- iPickNumber
- iSplit
- isFunction
- isNil
- isSimplyType
- isElement
- isArray
- isString
- isNodeList
- isEmpty
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JavaScript轻量工具类~
- position
- isSimplyType
- isString
- isArray
- change
- reset
- array2Json
- each
- merge
- runer
- picker
- format
- split
- length
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Test if a value is an array of strings.
Utilities to get and check variable types (isString, isPlainObject, isRegExp, etc)
- array
- assert
- assertion
- async
- async function
- async-function
- asyncFunction
- bool
- boolean
- browser
- check
- check-type
- checking
- class
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A vanilla JavaScript library for checking the type of variables in a more robust and accurate way than the typeof operator
- vanilla javascript
- types
- type
- type checking
- type checking library
- type checking module
- true type checking
- typeof
- typeof library
- typeof module
- typeof checking
- typeOf
- isString
- isNumber
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Some util functions for personal use
This library will help to assert the parameters, instances, classes, functions, primitive/non-primitive types
ExtremeJS Utilities
Collection of methods for check
- isArray
- isBoolean
- isDate
- isFunction
- isNull
- isNumber
- isObject
- isString
- isUndefined
- isElement
- isEmpty
- isEmail
- isNaN
- isRegExp
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picker([{id:10}, {id:20}], '*.id=>[]', true) => [ 10, 20 ], ...
Test whether a string contains only numeric digits.
Test whether a string contains only hexadecimal digits.
Test whether a string contains only white space characters.