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下面这条语句一共创建了多少个对象：String s=“a”+”b”+”c”+”d”; #51

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strongant opened this issue Apr 5, 2017 · 0 comments

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strongant commented Apr 5, 2017

答案：创建了一个对象
解析：
Java在编译期间对字符串常量进行相加，进行了优化，不会在运行期对字符串进行相加的操作。

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