node.js中的execFile不执行Windows命令
我的意图是运行Windows .EXE。为了测试,首先我尝试一些简单的Windows命令。但似乎execFile只执行Linux命令。例如,如果我说要执行“DIR”,它将执行。但是如果我执行“CD”,它不会。然后,如果我执行“pwd”的工作。node.js中的execFile不执行Windows命令
我已经阅读了有关execFile的文档,但没有解决这个问题。这里是我的代码片段:
var user_input = req.body.name; var command_array = user_input.split(/\s+/);
var command = command_array.shift();
var params = command_array;
console.log("Client Command: " + command);
console.log("Client Arguments: " + params);
var execFile = require('child_process').execFile
// this launches the executable and returns immediately
var child = execFile(command, params,
function (error, stdout, stderr) {
. . .
});
有人可以帮助我吗?
这里是输出:
W:\Dropbox\DSI (His)\1830_GUI\EddyServer>npm run-script devstart > [email protected] devstart W:\Dropbox\DSI (His)\1830_GUI\EddyServer
> nodemon ./bin/www
[nodemon] 1.12.1
[nodemon] to restart at any time, enter `rs`
[nodemon] watching: *.*
[nodemon] starting `node ./bin/www`
GET/200 586.609 ms - 882
GET /stylesheets/style.css 304 2.358 ms - -
GET /run/create 200 51.934 ms - 1135
GET /stylesheets/style.css 304 1.538 ms - -
Client Command: cd
Client Arguments:
Program execution failed. Error (if any):
POST /run/create 200 78.827 ms - 37
GET /run/create 200 46.997 ms - 1135
Client Command: dir
Client Arguments:
Here is the complete output of the program:
[ 'EddyServer\t\t app.js node_modules\t public write.txt\nNew\\ Text\\ Document.txt bin\t package-lock.json routes\nREADME.md\t\t controllers package.json\t views\n' ]
POST /run/create 200 410.113 ms - 180
GET /run/create 200 40.355 ms - 1135
GET/304 68.436 ms - -
GET /stylesheets/style.css 304 2.428 ms - -
GET /run/create 304 41.589 ms - -
GET /stylesheets/style.css 304 1.851 ms - -
Client Command: pwd
Client Arguments:
Here is the complete output of the program:
[ '/w/Dropbox/DSI (His)/1830_GUI/EddyServer\n' ]
POST /run/create 200 300.082 ms - 46
GET /run/create 200 40.383 ms - 1135
Client Command: cd
Client Arguments:
Program execution failed. Error (if any):
POST /run/create 200 11.053 ms - 37
GET /run/create 200 26.313 ms - 1135
Client Command: ls
Client Arguments:
Here is the complete output of the program:
[ 'EddyServer\nNew Text Document.txt\nREADME.md\napp.js\nbin\ncontrollers\nnode_modules\npackage-lock.json\npackage.json\npublic\nroutes\nviews\nwrite.txt\n' ]
POST /run/create 200 62.154 ms - 157
GET /run/create 200 40.479 ms - 1135
Client Command: ls
Client Arguments: -la
Here is the complete output of the program:
[ 'total 213\ndrwxr-xr-x 1 eddyq 197121 0 Nov 24 07:39 .\ndrwxr-xr-x 1 eddyq 197121 0 Nov 24 08:45 ..\ndrwxr-xr-x 1 eddyq 197121 0 Nov 24 07:20 .git\ndrwxr-xr-x 1 eddyq 197121 0 Nov 24 07:20 EddyServer\n-rw-r--r-- 1 eddyq 197121 0 Nov 23 18:42 New Text Document.txt\n-rw-r--r-- 1 eddyq 197121 999 Nov 6 16:47 README.md\n-rw-r--r-- 1 eddyq 197121 1638 Nov 6 16:47 app.js\ndrwxr-xr-x 1 eddyq 197121 0 Nov 24 07:20 bin\ndrwxr-xr-x 1 eddyq 197121 0 Nov 24 07:20 controllers\ndrwxr-xr-x 1 eddyq 197121 0 Nov 24 08:48 node_modules\n-rw-r--r-- 1 eddyq 197121 76014 Nov 6 16:50 package-lock.json\n-rw-r--r-- 1 eddyq 197121 499 Nov 6 16:50 package.json\ndrwxr-xr-x 1 eddyq 197121 0 Nov 24 07:39 public\ndrwxr-xr-x 1 eddyq 197121 0 Nov 24 07:39 routes\ndrwxr-xr-x 1 eddyq 197121 0 Nov 24 07:39 views\n-rw-r--r-- 1 eddyq 197121 15 Nov 23 19:25 write.txt\n' ]
POST /run/create 200 223.792 ms - 901
GET /run/create 200 26.539 ms - 1135
回答:
这是因为execFile
旨在执行文件,像你这样的EXE,这是不打开外壳。如果你想执行一个像cd
这样的命令,你应该使用exec
函数。 pwd
作品为你和cd
没有可能是因为有一个pwd
文件,您的PATH
的一个文件夹(什么能让你在cmd
写pwd
,窗户本身并不支持pwd
命令)
您可以阅读进一步here
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