A. *_*lff 15
var maxHeight = 0;
$('.myclass').each(function(){
maxHeight = $(this).height() > maxHeight ? $(this).height() : maxHeight;
});
alert(maxHeight);
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要么:
var maxHeight = Math.max.apply(null, $('.myclass').map(function () {
return this.clientHeight; // or $(this).height()
}));
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