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The package provides methods to check whether a JSON object or a JSON array is empty or not. - The package considers an **object** empty when it is `null`, `undefined` or has no keys. - The package considers an **array** empty when it is `null`, `undefine
Just function to predicate non nullable with type guard.
- check
- is
- non-nullable
- nonnullable
- null
- undefined
- nullable
- present
- blank
- typescript
- type-guard
- filter
- type
- narrowing
- View more
Check if the value is undefined, null, empty string, NaN and Infinity.
checks if foo is not defined, i.e. undefined, null, an empty string, array, object or NaN
Nullish checker
This package will check for empty / null / undefined value
JavaScript module for null check on JSON object
- null-check
- check
- json
- object
- null
- find-null
- find-value
- null check
- null checker
- null-checker
- null-check-optimizer
- null-check-optimizer1
- null check optimizer
Throw if a document cannot be found
An extended checkbox plugin for bootstrap with three states and additional styles.
to check null or empty
Module to know if a object isNotEmpty, isNull, isUndefined...
Preload images when given element show in viewport.
Tests a value’s type against a string like 'positive integer' or 'non-empty map'.