fn = function(){
console.log(1)
return function(){
console.log(3)
}
}
(function(){
console.log('2')
})()
console.log(1)
return function(){
console.log(3)
}
}
(function(){
console.log('2')
})()
推荐关注
› Meteor
› JSLint - a JavaScript code quality tool
› jsFiddle
› D3.js
› WebStorm
推荐书目
› JavaScript 权威指南第 5 版
› Closure: The Definitive Guide
› Closure: The Definitive Guide
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