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求出100以内素数

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新e风艺术工作室

#1 Created at ... [Delete] [Delete and Lock User] 
return arr.filter((item, index, self) => {    var i = 1;    if (item === 1) return false;    if (item === 2) return true;    while (i < item - 1) {        if (item % ++i === 0) {            return false;        }    }    return true;});

新e风艺术工作室

#2 Created at ... [Delete] [Delete and Lock User] 
return arr.filter((item, index, self) => {
    var i = 1;
    if (item === 1) return false;
    if (item === 2) return true;
    while (i < item - 1) {
        if (item % ++i === 0) {
            return false;
        }
    }
    return true;
});

新e风艺术工作室

#3 Created at ... [Delete] [Delete and Lock User]

选了代码语言为JavaScript格式就不换行了

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