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kjunichi / node.js_child_process.spawn.js

Last active March 29, 2017 01:19

node.jsでパイプを使ったコマンドを実行するには

	const spawn = require('child_process').spawn;

	const cmd = "top -l1\|grep usage\|cut -d' ' -f3\|tr -d '%'\|tr -d '\n'";


	const child = shspawn(cmd);
	let buf="";

	child.stdout.on('data',(data)=>{
	buf=buf+data;