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2072 packages found

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2 functions that check if passed argument is or is not an object. Null is not considered an object

published 2.0.0 4 years ago
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✅ check if a value is Promise-like

published 1.0.0 4 years ago
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Checks if the given module name is in builtins.

published 1.2.0 7 years ago
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Check to determine if input is a valid credit card number; If valid, determines the type of credit card

published 1.0.1 7 years ago
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Function triggers error if argument is not integer of zero or greater

published 2.0.0 4 years ago
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Type check values: `is.string('🦄') //=> true`

published 0.5.1-0 6 years ago
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Checkjs is a library for type checking and more!

published 1.0.1 6 years ago
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prop-types for Redux Resource

published 4.0.2 4 years ago
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Binary wrapper for Flow - A static type checker for JavaScript

published 0.79.1-jk-1 6 years ago
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Validates data to easy way in JavaScript.

published 1.0.12 6 years ago
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A utility for creating webpack configs with common settings

published 0.3.4 3 years ago
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Check file extension name

published 0.0.1 7 years ago
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Type checking for JavaScript

published 0.0.1 11 years ago
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