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编辑当前文件:/home/royashxg/www/wp-content/plugins/chaty/src/utils/extend.js
const $ = window.jQuery; $.fn.isInViewport = function() { var elementTop = $(this).offset().top; var elementBottom = elementTop + $(this).outerHeight(); var viewportTop = $(window).scrollTop(); var viewportBottom = viewportTop + $(window).height(); return elementBottom > viewportTop && elementTop < viewportBottom; };