node.js中的net.socket连接是否有“可写”测试?

sha*_*un5 1 sockets node.js

node.js中的net.socket连接是否存在“可写”或已连接测试?还是我必须做这样的事情:

var client = new net.Socket();
var isConnected = false;
client.connect(5555, 192.168.0.150, function() { isConnected = true; });
client.on('close', function() { isConnected = false; });
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msc*_*dex 5

您应该可以检查client.writable