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URL |

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createObjectURL()

* 参数是二进制图片信息/图片对象,返回的是图片的BASE64编码

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URL - Demo |

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# WEB显示本地图片

var url = window.URL.createObjectURL(files[0]); //在内存中根据文本创建了一个二进制对象

$('#img').attr({'src':url}); //直接把这个二进制对象显示到img,要注意在显示之后,释放掉内存

window.URL.revokeObjectURL(url); //释放内存