$.trim() 
$.each() 
$.inArray() 
$.extend() 
$.proxy()
$.browser
$.contains()
$.data() 
Utility function in jQuery the same as utility jQuery object ("$")? please explain the utility of the jQuery object (“$”)?
$.trim() 
$.each() 
$.inArray() 
$.extend() 
$.proxy()
$.browser
$.contains()
$.data() 
Utility function in jQuery the same as utility jQuery object ("$")? please explain the utility of the jQuery object (“$”)?
 
    
    It is a normal JavaScript Object. Has some functions and properties.
