keep-image

描述

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用于保持图片在页面中的纵横比

用法

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根据相应的模块规范导入（以下以 CommonJS 为例）：

var keepImage = require('keep-image'');
 
keepImage(el, el.parentNode);

其中el是图片所在元素，即包含src属性的img元素。

经过该工具函数的处理，图片在元素内能总是按照自己的纵横比填满元素

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Description

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To keep an image's scale in a html element

Usage

Import it by correct module specification(take CommonJS for example here):

var keepImage = require('keep-image'');
 
keepImage(el, el.parentNode);

el is the img element with attribute src of the image to be kept scale.

By using this function, the image will fill the element while keeping its scale.