var exec = require('child_process').exec
var spawn = require('child_process').spawn
test = exec('./testchild')
childpid = test.pid + 1
console.log(childpid)

endprocess = spawn('kill',['-9',childpid])

endprocess.stdout.on('data', function(data){
	console.log('standard output:\n' + data)
})

endprocess.stderr.on('data', function(data){
	console.log('standard error output:\n' + data)
})

endprocess.on('exit', function(code, signal){
	console.log('child process exit, exit:' + code)
	//test.pid = 0
	console.log('current child process pid: ' + test.pid)
})

test.on('exit', function(code, signal){
	console.log('child process closed with exit code ' + code)
	console.log('receive signal ' + signal)
})

test.stdout.on('data', function(data){
	console.log('standard output: \n' + data)
	//child_process.spawn("kill",['-9','test.pid'])
	//test.kill(signal = 'SIGTERM')
	console.log('terminate the child process\n')
})

 

一開始總是沒法終止子程序，後來開啟工作管理員才發現，pid返回的值比它真正的值小1.

加1之後就可以終止了。