节点延迟
延迟对象与何时实现
使用简单
var defer = require ( 'node-defer' ) ;
var promise = defer ( function ( ) {
setTimeout ( function ( ) {
this . resolve ( "Hello world!" ) ;
} , 100 ) ;
} )
promise . then ( function ( data ) {
//on success
} ) . catch ( function ( err ) {
console . log ( err ) ;
} ) . finally ( function ( err , data ) {
console . log ( err , data ) ;
} ) ;
这是另一个示例：
var Deferred = requi
