問(wèn)題描述

$(document).ready(function() {

ko.validation.init({ errorElementClass: ’has-error’, insertMessages : true});ko.validation.registerExtenders();var dataUrl = {imgUrl : ’/api/advertise/advertisepost’ }, loopPictures = $('.loopPictures'), buttons = $('.buttons'), imgYS = loopPictures.find('img'), imgWidth = imgYS.css('width'), imgHeight = imgYS.css('height'), kick = buttons.find('span');console.log(imgWidth); console.log(imgHeight);

問(wèn)題解答

你這是 獲取style 樣式 height ， 你在CSS 里面沒(méi)有設(shè)置 就肯定沒(méi)有的， 你可以用document.getElementsByClassName('class')[0].offsetHeight 獲取,或者直接用jquery $('.class').height()