548 packages found

Get the native type of a value.

published 6.0.3 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 2 years ago
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ECMAScript “ToPrimitive” algorithm. Provides ES5 and ES2015 versions.

published 1.2.1 3 years ago
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Returns `true` if the string is upper case only.

published 2.0.2 2 years ago
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Returns `true` if the string is lower case only

published 2.0.2 2 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 5 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 5 years ago
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Isomorphic, functional type-checking for Javascript

published 7.1.1 2 years ago
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Convert query strings to dates for express/connect applications.

published 2.0.0 5 years ago
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boolean converts lots of things to boolean.

published 3.2.0 a year ago
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two functions: One that returns true, one that returns false

published 1.0.0 9 years ago
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A parser and evaluator for boolean expressions written using the boon format

published 2.0.4 2 months ago
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Returns `true` if the value is a primitive.

published 3.0.1 5 years ago
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A simple set of functions that return a boolean.

published 3.0.1 3 months ago
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Convert strings to boolean.

published 1.0.0 8 years ago
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This module is small but easy to use. The purpose of this module is to check if a target value equals a source value, it can optionally also do none case sensitive comparing.

published 1.0.8 6 months ago
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This module is small but easy to use. The purpose of this module is to check if a target value does not equals a source value, it can optionally also do none case sensitive comparing.

published 1.0.3 6 months ago
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A library for checking and casting types.

published 2.4.1 5 years ago
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Boolean Retrieval on Hierarchical Data

published 1.0.5 3 months ago
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