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谁可以注释一下这句

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

return x >= 0 ? x : -x; 看不懂。。。

木容畏

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

// 返回如果X>=0 赋值x,否则赋值-x

三元运算

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

谢谢!


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