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14 packages found
Is this value a JS Boolean? This module works cross-realm/iframe, and despite ES6 @@toStringTag.
Check your types at runtime with ESNext syntax by meta programing in node.js and browser with interfaces, strict object and more.
- as-is
- checker-as-is
- js-inteface
- interface-check
- javascript
- ESNext
- typechecker
- enum-type
- strict-type
- multi-type
- repeated-type-check
- validator-integration
- check-type
- javascript-type
- View more
List of all javascript types. Used and useful for checking, validation, sanitizing and testing. Like isStream, isPromise, isWeakset and etc.
- bool
- boolean
- buffer
- check
- checking
- error
- is
- is-boolean
- is-buffer
- is-error
- is-promise
- is-stream
- json
- kind
- View more
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
- View more
Check your types at runtime with ESNext syntax by meta programing in node.js and browser with interfaces, strict object and more.
- as-is
- js-inteface
- interface-check
- javascript
- ESNext
- typechecker
- enum-type
- strict-type
- multi-type
- repeated-type-check
- validator-integration
- check-type
- javascript-type
- primitive-types
- View more
A lightweight tool to check variable types and other logical checks
- is-array
- is-object
- is-function
- is-form-element
- is-jquery-object
- is-browser-chrome
- is-mobile
- is-desktop
- is-boolean
- is-string
Simple and light-weight JavaScript type checker that brings convenience!
- is-array
- isArray
- is-bigint
- isBigint
- is-blob
- isBlob
- is-boolean
- isBoolean
- is-date
- isDate
- is-error
- isError
- is-file
- isFile
- View more
Is this value not a JS Boolean? This module works cross-realm/iframe, and despite ES6 @@toStringTag.
Extended functions for defining and converting data types.
- is-object
- is-string
- is-boolean
- is-plain
- is-scalar
- is-web
- is-cli
- is-number
- is-numeric
- is-dom
- is-simbol
- is-window
- is-element
- is-empty
- View more
Type check in TypeScript
- type
- typescript
- is-arguments
- is-array
- is-array-buffer
- is-array-buffer-view
- is-blob
- is-boolean
- is-buffer
- is-date
- is-error
- is-file
- is-float32-array
- is-float64-array
- View more
Check if the parameter is boolean
Check does the given Javascript Object is a boolean.
Check does the given Javascript Object is a boolean.
A very limited subset of is-* functions I use every day
- type
- check
- is-array-filled
- is-boolean
- is-buffer
- is-date-string
- is-date
- is-float
- is-function
- is-gt
- is-gte
- is-integer
- is-lt
- is-lte
- View more