has-value
Returns true if a value exists, false if empty. Works with deeply nested values using object paths.
has-values
Returns true if any values exist, false if empty. Works for booleans, functions, numbers, strings, nulls, objects and arrays.
util-nonempty
Is the input (plain object, array, string or whatever) not empty?
typechecker
Utilities to get and check variable types (isString, isPlainObject, isRegExp, etc)