I would like to make a 开发者_StackOverflowbutton that centers the map on the current GPS location. Google Maps app has that icon on bottom left. Where can I get that icon. Is it embedded in the SDK?T
目录1.前言2.指针类型转换3.指针运算4.获取大小和偏移5.关于string1.前言 开发中，[]byte类型和string类型需要互相转换的场景并不少见，直接的想法是像下面这样进行强制类型转换：
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