Javascript 如何将二进制数据转换为字符串(使用socket.io解析)?
我试图转换一个网站的数据,这是在二进制发送通过websocket 我看到它使用socket.io-parse,但仍然不知道如何将字符串数据转换为二进制数据 我工作了三天 我将一些二进制数据复制到base64数据中:Javascript 如何将二进制数据转换为字符串(使用socket.io解析)?,javascript,socket.io,binary,Javascript,Socket.io,Binary,我试图转换一个网站的数据,这是在二进制发送通过websocket 我看到它使用socket.io-parse,但仍然不知道如何将字符串数据转换为二进制数据 我工作了三天 我将一些二进制数据复制到base64数据中: data1 = 'BIIAAAAKBS9nL2JqA2JldAoDRVRIEgYwLjAwMDUaATAgAA==' data2 = 'BAIFL2cvYmoNcmVjZW50LXJlc3VsdApXCNy8QxIgNjkxODk5MGZjMDc1NDNiMTkyMTUyZWIx
data1 = 'BIIAAAAKBS9nL2JqA2JldAoDRVRIEgYwLjAwMDUaATAgAA=='
data2 = 'BAIFL2cvYmoNcmVjZW50LXJlc3VsdApXCNy8QxIgNjkxODk5MGZjMDc1NDNiMTkyMTUyZWIxYzYyOTcxNmMYxKwBKgRET0dFQgMxMDBKBC0xMDBQFFoBEmC+3xRqCktkaHR2amV0cGJyBWhlYWQ0'
data3 = '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'
我试过使用
var base_64_str = 'BAIEL2cvYwJzdAiWzWoSDAirnwQQo+jgHhiJARILCNHoIBCt6OAeGG4SDAjB3CIQsujgHhiDARIMCIWCChC36OAeGJcBEgwI+cIYELno4B4YggESDAjQkRkQu+jgHhiWARIMCI7OBBC96OAeGIoBEgwIm4gXEMDo4B4YggESDAj0yCEQwujgHhiEARILCPrEIhDB6OAeGG8SCwib1iEQxOjgHhhlEgsI8ckHEMbo4B4YaRIMCI3gIhDL6OAeGIwBEgwI8LgXENXo4B4YlgESDAiDsxkQ2ejgHhiWARIMCMvEIhDY6OAeGIwBEgwI+/IGEODo4B4YggESDAiaugMQ4ujgHhiWARIMCN6gCRDX6OAeGJsBEgsIpoEFEOXo4B4YZRIMCKmWIRDm6OAeGKkBEgwIor0iEOno4B4YmQESCwi5ziIQ6+jgHhhrEgsIpcIVEOzo4B4YZRIMCN3WIhDx6OAeGIsBEgwIkMQiEPLo4B4YrQESDAiCnRYQ/ejgHhicARIMCILQIhCG6eAeGIIBEgsI2t4iEIfp4B4YdBIMCOS4DhCL6eAeGIwBEgsIvpIZEJDp4B4YbhILCJTBGRCX6eAeGHcwtQE6QDc0NTVkZmZiODc0NzFhYmIyOGVkMTExNDg4MWU3MTk4Y2E2YTJlNjU3OGRlZjI4MzMyNDljZDk4ZDYzZDRhNzc=';
// var base_64_str = 'BAIFL2cvYmoNcmVjZW50LXJlc3VsdApXCNy8QxIgNjkxODk5MGZjMDc1NDNiMTkyMTUyZWIxYzYyOTcxNmMYxKwBKgRET0dFQgMxMDBKBC0xMDBQFFoBEmC+3xRqCktkaHR2amV0cGJyBWhlYWQ0';
// var base_64_str = 'BAIFL2cvYmoKcGxheWVyLWJldAjpqCEQAhip71siAkpCKIDQ28P0AjBkOLAJ';
const {encode, decode} = require('base64-arraybuffer');
console.log('base_64_str',base_64_str);
var binary_data = decode(base_64_str);
console.log('binary_data',binary_data);
想把它解码成普通字符串我刚意识到你在nodejs环境中工作,你应该说你在nodejs环境中工作。哈哈,但我应该看看require语句。从这个问题上来说。您可以使用Buffer.from(base_64_str,'base64').toString(“ascii”)或Buffer.from(ascii_str,ascii”).toString(“base64”)。这个问题应该是:“如何将nodeJS中的base64转换为str或str转换为base64”。的可能重复。我标记了这个问题,因为如果正确地询问和标记,这是一个重复的问题。尽管如此,这是一个不确定的决定,因为这个问题的提问方式可能对其他使用socket.io的程序员有价值。