对于弱类型语言，语法可以发挥创意到人神共怒，于是乎，团队开发必须要有一些条条框框来限定：You should code in this way！
代码片段怎么输入呢........
// JSHint Default Configuration File (as on JSHint website)
// See http://jshint.com/docs/ for more details
"maxerr":50,// {int} Maximum error before stopping
// JSHint Default Configuration File (as on JSHint website)
// See http://jshint.com/docs/ for more details
"maxerr":50,// {int} Maximum error before stopping
