$('#background').animate({clip: 'rect(50px, 150px, 150px, 50px)'});
$('div.clip').toggle(
// example with px-values
function(){
$(this).animate({clip: 'rect(50px, 600px, 250px, 50px)'});
},
// example with auto-value (same as rect(auto, auto, auto, auto))
function(){
$(this).animate({clip: 'auto'});
},
// example with one em-value
function(){
$(this).animate({clip: 'rect(0, 10em, 150px, 0)'});
},
// example with one auto value
function(){
$(this).animate({clip: 'rect(0, 300px, auto, 0)'});
}
);
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