Utilities
From jQuery & jQuery UI
Utilities
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jQuery.boxModel
Deprecated in jQuery 1.3 (see jQuery.support). States if the current page, in the user's browser, is being rendered using the W3C CSS Box Model.
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jQuery.browser
Contains flags for the useragent, read from navigator.userAgent. We recommend against using this property; please try to use feature detection instead (see jQuery.support). jQuery.browser may be moved to a plugin in a future release of jQuery.
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.clearQueue()
Remove from the queue all items that have not yet been run.
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jQuery.contains()
Check to see if a DOM element is within another DOM element.
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jQuery.data()
Store arbitrary data associated with the specified element. Returns the value that was set.
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.dequeue()
Execute the next function on the queue for the matched elements.
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jQuery.dequeue()
Execute the next function on the queue for the matched element.
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jQuery.each()
A generic iterator function, which can be used to seamlessly iterate over both objects and arrays. Arrays and array-like objects with a length property (such as a function's arguments object) are iterated by numeric index, from 0 to length-1. Other objects are iterated via their named properties.
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jQuery.extend()
Merge the contents of two or more objects together into the first object.
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jQuery.globalEval()
Execute some JavaScript code globally.
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jQuery.grep()
Finds the elements of an array which satisfy a filter function. The original array is not affected.
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jQuery.inArray()
Search for a specified value within an array and return its index (or -1 if not found).
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jQuery.isArray()
Determine whether the argument is an array.
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jQuery.isEmptyObject()
Check to see if an object is empty (contains no properties).
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jQuery.isFunction()
Determine if the argument passed is a Javascript function object.
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jQuery.isNumeric()
Determines whether its argument is a number.
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jQuery.isPlainObject()
Check to see if an object is a plain object (created using "{}" or "new Object").
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jQuery.isWindow()
Determine whether the argument is a window.
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jQuery.isXMLDoc()
Check to see if a DOM node is within an XML document (or is an XML document).
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jQuery.makeArray()
Convert an array-like object into a true JavaScript array.
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jQuery.map()
Translate all items in an array or object to new array of items.
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jQuery.merge()
Merge the contents of two arrays together into the first array.
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jQuery.noop()
An empty function.
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jQuery.now()
Return a number representing the current time.
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jQuery.parseJSON
Takes a well-formed JSON string and returns the resulting JavaScript object.
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jQuery.parseXML()
Parses a string into an XML document.
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jQuery.proxy()
Takes a function and returns a new one that will always have a particular context.
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.queue()
Show the queue of functions to be executed on the matched elements.
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jQuery.queue()
Show the queue of functions to be executed on the matched element.
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jQuery.removeData()
Remove a previously-stored piece of data.
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jQuery.support
A collection of properties that represent the presence of different browser features or bugs.
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jQuery.trim()
Remove the whitespace from the beginning and end of a string.
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jQuery.type()
Determine the internal JavaScript [[Class]] of an object.
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jQuery.unique()
Sorts an array of DOM elements, in place, with the duplicates removed. Note that this only works on arrays of DOM elements, not strings or numbers.