mongoose Array 删除元素

mongoose_array_slice.js

var mongoose = require('mongoose');
var schema = mongoose.Schema;
var doc_schema = new schema({array:Array});
var doc = mongoose.model('doc',doc_schema);

var doc_inst = new doc({array:[1,2,3,4,5]});

doc_inst.array.pull(3); //delete doc_inst array element '3'
console.log(doc_inst.array);