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294 packages found
exists and allExist functions. plain and simple
use hasNil to traverse chained object properties and check for null or undefined values
Check if a given object is null or empty
Some standard guards and exceptions
Safe and simple PHP isset() for JavaScript
A collection of useful utility functions with associated TypeScript types. All functions have been unit tested.
- TypeScript
- isNullOrUndefined
- isEmpty
- isEqual
- isNumber
- randomNumberBetweenRange
- random number between range
- asyncForEach
- async for each
- delay
- convertTimeUnits
- convert time units
- getToday
- setEndOfDay
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A logic Utility. Nil is: null or undefined. Make writing node easier, prettier and less error prone. Writes and reads more like prose
Coalesce for JavaScript. Returns the first value that is not undefined or null.
Magmadb, a user-friendly solution for storing and accessing data.
Check if the given value is of a specific type.
- check
- type
- typeof
- isArray
- isNumber
- isObject
- isNull
- isUndefined
- isNil
- isBoolean
- isString
- array
- number
- object
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deadsimple JSON.stringify which cares less (omits decircularizes values)
Return the first argument that is "!= undefined" (or "!= null", which is the same thing)
Helps you deny the existence of specified truthy values (e.g. 'someString', aParticularObject)
Deep compare objects and arrays
Allows parsing of an existential check in Babel
When you need validate the variable data type
Expanded type recognition of native JS typeof
A utility function for extracting defined values from an object.