sidebar:/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ smt-md5

title:/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ md5 header:/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ develop nav:/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ extended

sidebar:/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ smt-md5

解释：/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ 在小程序开发中，没有window的概念，导致市面上很多绑定DOM或者BOM的三方库无法使用，smt-md5是官方提供的md5和base64算法库。小程序种使用三方npm包方法，见npm使用说明。

/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ 方法参数

/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/

/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ encodeHex/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ 方法参数说明：

|/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ 参数/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ |/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ 类型/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ /uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ |/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ 必填/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ |/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ 默认值/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ |说明| |/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ ——/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ |/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ ——/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ |/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ ——/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ |/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ ——|——| |/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ string/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ |/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ string/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ |/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ 是/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ |/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ |/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ 要转换的字符串/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ |

/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ encodeBase64/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ 方法参数说明：

|/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ 参数/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ |/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ 类型/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ /uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ |/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ 必填/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ |/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ 默认值/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ |说明| |/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ ——/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ |/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ ——/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ |/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ ——/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ |/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ ——|——| |/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ string/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ |/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ string/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ |/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ 是/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ |/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ |/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ 要转换的字符串/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ |

/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ 示例

/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ 扫码体验

/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ /uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ /uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ /uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ /uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ /uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ /uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ /uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ 请使用百度APP扫码

/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ 图片示例

/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ /uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ /uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ /uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/

/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ /uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ /uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ /uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ /uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ /uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ /uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ /uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ /uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ /uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ /uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ /uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/

/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ /uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ /uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ /uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ /uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ /uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ /uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/

/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ /uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ /uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ /uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ /uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ /uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ /uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ /uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ /uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ /uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ /uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ /uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/

/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ /uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ /uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ /uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ /uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/

/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ /uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ /uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ /uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ /uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ /uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ /uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ /uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ /uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ /uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ /uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ /uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/

/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/

/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ 代码示例

在开发者工具中预览效果

/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/

/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ /uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ /uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ /uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ npm/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ install/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ @smt-lib/md5

import/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ {encodeHex}/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ from/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ '@smt-lib/md5';
const/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ string/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ =/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ 'abcdefghigklmn';
const/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ md5edString/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ =/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ encodeHex(string);

/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ 代码示例

在开发者工具中预览效果

import/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ {encodeBase64}/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ from/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ '@smt-lib/md5';
const/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ string/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ =/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ 'abcdefghigklmn';
const/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ base64edString/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ =/uploads/projects/swan-docs/program-docs/docs/develop/extended/lib//uploads/projects/swan-docs/program-docs/docs/develop/extended/lib/ encodeBase64(string);