513 packages found

    ECMAScript “ToPrimitive” algorithm. Provides ES5 and ES2015 versions.

    published 1.2.1 3 years ago
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    Is this value a JS Boolean? This module works cross-realm/iframe, and despite ES6 @@toStringTag.

    published 1.1.2 10 months ago
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    Get the native type of a value.

    published 6.0.3 2 years ago
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    Returns `true` if the string is upper case only.

    published 2.0.2 a year ago
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    Returns `true` if the string is lower case only

    published 2.0.2 a year ago
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    Convert query strings to dates for express/connect applications.

    published 2.0.0 4 years ago
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    Returns true if a value exists, false if empty. Works with deeply nested values using object paths.

    published 2.0.2 4 years ago
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    Returns true if any values exist, false if empty. Works for booleans, functions, numbers, strings, nulls, objects and arrays.

    published 2.0.1 4 years ago
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    boolean converts lots of things to boolean.

    published 3.2.0 3 months ago
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    Isomorphic, functional type-checking for Javascript

    published 7.1.1 9 months ago
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    Transform and convert any value into boolean

    published 1.2.0 2 years ago
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    Common typescript ready prototypes available in both CommonJS and ECMAScript

    published 3.0.3 a month ago
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    Returns `true` if the value is a primitive.

    published 3.0.1 4 years ago
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    Utilities to get and check variable types (isString, isPlainObject, isRegExp, etc)

    published 7.18.0 10 months ago
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    Convert query strings to numbers and booleans for express/connect applications.

    published 3.0.1 2 years ago
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    Parse simple expressions, in a language of your own description

    published 1.1.5 a year ago
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    Deep clones all fields of the original objects even functions.

    published 1.0.9 10 months ago
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    Middleware for describing and validating your REST API routes using JSON schemas.

    published 3.8.2 2 years ago
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    Boolean logical and Bitwise "Implies" operators

    published 1.0.3 10 months ago
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