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105 packages found
Is this value a JS Boolean? This module works cross-realm/iframe, and despite ES6 @@toStringTag.
Parse yes/no like values
Test if a value is a boolean.
Convert query strings to dates for express/connect applications.
returns randomly true or false
Collection of functions that return specific values (noop, true, false, echo, etc)
This module transforms a string to a oneline string considering escape sequences: so('test noop test') -> 'noop test'
Check if `this` is truthy.
A function is a set of statements that performs a task or calculates a value.
- extra
- function
- after
- arity
- before
- flip
- once
- partial
- partialRight
- InvocationControl
- Resolver
- ARGUMENTS
- COMPARE
- FALSE
- View more
extends assert of node
Convert query strings to numbers and booleans for express/connect applications.
A simple function to check if a piece of data is truthy. JavaScript version.
- true
- false
- truthy
- falsy
- javascript
- validation
- checking
- data validation
- object validation
- array validation
- set validation
- map validation
A function is a set of statements that performs a task or calculates a value {web}.
- extra
- function
- after
- arity
- before
- flip
- once
- partial
- partialRight
- InvocationControl
- Resolver
- ARGUMENTS
- COMPARE
- FALSE
- View more
Helps you deny the existence of specified truthy values (e.g. 'someString', aParticularObject)
THE BRINGER OF TRUTH! or false
Helps you confirm the existence of specified falsy values (e.g. 0)
A plugin for chai to allow you to test what is bollocks and what is the dog's bollocks.
A JavaScript utility library focusing on aviation