bluebird.js コード例

gistfile1.txt

var a = function( val ) {

  return new Promise( function( onFulfilled, onRejected ) {

    setTimeout( function() { onFulfilled( 1 ); }, 2000 );

  } );

};

var b = function( val ) {

  return new Promise( function( onFulfilled, onRejected ) {

    console.log( val );
    setTimeout( function() { onFulfilled( 2 ); }, 1000 );

  } );

}

var c = function( val ) {

  console.log( val );

};


Promise.resolve().then( a ).then( b ).then( c );

//--

var a1 = function( val ) {

  return new Promise( function( onFulfilled, onRejected ) {

    setTimeout( function() { onFulfilled( 1 ); }, 1000 );

  } );

};

var a2 = function( val ) {

  return new Promise( function( onFulfilled, onRejected ) {

    setTimeout( function() { onFulfilled( 2 ); }, 2000 );

  } );

};

var b = function( val ) {

  console.log( val ); // [ 1, 2 ]

};

Promise.all( [ a1(), a2() ] ).then( b );