typechecker

Utilities to get and check variable types (isString, isPlainObject, isRegExp, etc)

v9.3.0 URL: https://unpkg.com/typechecker@9.3.0/edition-browsers/index.js

array assert assertion async async function async-function asyncFunction bool boolean browser check check-type checking class class-identifier class-instance compare conventional class conventional-class conventionalClass date define-type deno deno-edition deno-entry denoland empty empty array empty keys empty map empty plain object empty-array empty-keys empty-map empty-plain-object emptyArray emptyKeys emptyMap emptyPlainObject error es2022 es5 function get object type get type get-object-type get-type getObjectType getType instanceof is is arguments is array is async is async function is bool is boolean is class is conventional class is date is empty array is empty keys is empty map is empty plain object is empty weak map is error is function is map is native class is null is nullish is number is object is plain object is regexp is string is sync is sync function is undefined is weak map is-arguments is-array is-async is-async-function is-bool is-boolean is-class is-conventional-class is-date is-empty-array is-empty-keys is-empty-map is-empty-plain-object is-empty-weak-map is-error is-function is-map is-native-class is-null is-nullish is-number is-object is-plain-obj is-plain-object is-regexp is-string is-sync is-sync-function is-undefined is-weak-map isArguments isArray isAsyncFunction isBool isBoolean isClass isConventionalClass isDate isEmptyArray isEmptyKeys isEmptyMap isEmptyPlainObject isEmptyWeakMap isError isFunction isMap isNativeClass isNull isNullish isNumber isObject isRegExp isString isSync isSyncFunction isUndefined isWeakMap javascript javascript-type keys kind map module native native class native-class nativeClass node null number object plain plain object plain objects plain-object plain-objects plainObject primitive primitive-types pure regex regexp regular expression simple string sync syncFunction test type type-check type-checker type-checking typechecker typed typeguards typeof types typescript undefined util utility validate validation vanilla verify weak map weak-map weakMap what-type

util-nonempty

Is the input (plain object, array, string or whatever) not empty?

v5.0.15 URL: https://unpkg.com/util-nonempty@5.0.15/index.js

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array empty is not object string util

prototyped.js

Common typescript ready prototypes available in both CommonJS and ECMAScript

v3.0.5 URL: https://unpkg.com/prototyped.js@3.0.5/build/cjs/index.js

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server-side client-side common typescript prototype array all any append average chunk clone compact contains count countBy crossJoin deepFlatten diff distinct distinctBy empty equals everyNth first flatten get groupBy implode indexOfAll initial intersect isEmpty last limit max median merge min nest orderBy pad partition pluck prepend pull range repeat sample shuffle skip sortBy sum tail toCSV union unwind where whereBetween whereIn whereLike whereNotBetween whereNotIn whereNotLike whereNotNull whereNull zip zipObject boolean isBoolean date isDate today tomorrow yesterday func cache defer isFunction once globals isBrowser math degreesToRads factorial fibonacci gcd isDivisible isEven isPrime lcm primes radsToDegrees number digitize inRange isNumber object assign camelCaseKeys defaults dig forEach invert isObject isObjectLike isPlainObject kebabCaseKeys keys lowerCaseKeys map mapKeys mapValues omit reduce set size snakeCaseKeys values string base64 base64Decode camelCase capitalize chars decapitalize humanize isString kebabCase lines mask parseInt pluralize reverse snakeCase swapCase truncate words

isit

Tests a value’s type against a string like 'positive integer' or 'non-empty map'.

v1.1.0 URL: https://unpkg.com/isit@1.1.0/index.js

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plain-object-is-empty

Extremely fast function that checks if a plain object is empty.

v2.0.0 URL: https://unpkg.com/plain-object-is-empty@2.0.0/dist/index.js

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fast plain object empty