Validation

link Function Description
# is_constructed Returns true if object is a constructed instance.
# is_number Returns true if value is Float or Integer.
# callable_name Returns function name.
# is_dataview Returns true on [object DataView] types.
# is_numeric Returns true on numeric String or Float or Integer
# is_date Returns true on numeric Date types.
# is_object Returns true if value is an Object.
# count Returns Array, Object length.
# is_empty Returns true on empty strings, false, undefined, null, NaN, [], {}.
# is_regexp Returns true RegExp instance.
# in_dom Returns true if element in live Dom.
# is_equal(a, b, strict) Returns true if values are equal (traverses nested element). If strict values must be the same instance.
# is_set Returns true on [object Set].
# is_args Returns true on [object Arguments].
# is_function Returns true on Function
# is_string Returns true on String
# is_array Returns true on Array
# is_htmlElement Returns true on any valid HTMLElement
# is_symbol Returns true on [object Symbol].
# is_bool Returns true on Boolean.
# is_json Returns true on valid JSON string.
# is_undefined Returns true on undefined.
# is_buffer Returns true on [object ArrayBuffer].
# is_map Returns true on [object Map].
# is_callable Returns true if value is a callable Function and not a constructable object function.
# is_node_type(mixed_var, tag) Returns true if HTMLElement tagname matches value.
# var_type Returns Object.prototype.toString on variable.
# is_class(mixed_var, ?classname, strict) Checks if variable is an ES6 Class.
# is_nodelist returns true on nodelist.
# is_constructable returns true if value is constructable object function
# is_null returns true if value is null