function?likes?(names)?{??
????var?templates?=?[???
?????????'no?one?likes?this',????
?????????'{name}?likes?this',???
?????????'{name}?and?{name}?like?this',???
?????????'{name},?{name}?and?{name}?like?this',????
?????????'{name},?{name}?and?{n}?others?like?this'
????];??
????var?idx?=?Math.min(names.length,?4);??
????return?templates[idx].replace(/{name}|{n}/g,?function?(val)?{????
????????return?val?===?'{name}'???names.shift()?:?names.length;
??});
}
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備注：names是一個存儲姓名的數(shù)組，如["范冰冰","鄧超","王寶強","李健"]
主要是最后一句看不懂。
return?val?===?'{name}'???names.shift()?:?names.length;
“===”不是只能return?ture或false嗎？那怎么實現(xiàn)字符串的替換？
求幫忙寫下注釋，謝謝！
新手看不懂下面的代碼，求解釋，謝謝！
慕粉4031128
2017-05-04 19:27:01
