小知识点注:外面双引号,里面的双引号改为单引号: 在div里面行高设置和整个外面高度一样,才能用竖直居中,居中是行居中 文本框取出来的值是字符串,需要用parseint()转化为数字 Window.document对象 一.找到元素: docunment.getElementById("id"):根据id找,最多找一个: var a =docunment.getElementById("id"…
https://stackoverflow.com/questions/51094841/angular-external-js-library-calling-document-ready Step 1 Check if the external library is available on npm. If so you may be able to import the desired function rather than altering a vendored file. For e…