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jQuery method to determine whether an element in an iframe exists_jquery

WBOY
WBOYOriginal
2016-05-16 17:34:131465browse
Copy code The code is as follows:

if($(window.frames["iframepage"].document) .find('.l-grid-row-cell').length > 0){
alert(1);
}else{
alert(2);
}

Determine whether the element whose css is 1-grid-row-cell exists in the iframe with the ID of iframepage
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