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fix: typo (#847)

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2022-05-27 00:09:15 +08:00
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eBook/07.1.md
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@@ -112,7 +112,7 @@ arr2[2] = 100
所以在函数中数组作为参数传入时，如 `func1(arr2)`，会产生一次数组拷贝，`func1()` 方法不会修改原始的数组 `arr2`。
如果你想修改原数组，那么 `arr2` 必须通过 `&` 操作符以引用方式传过来，例如 `func1(&arr2`，下面是一个例子：
如果你想修改原数组，那么 `arr2` 必须通过 `&` 操作符以引用方式传过来，例如 `func1(&arr2)`，下面是一个例子：
示例 7.2 [pointer_array.go](examples/chapter_7/pointer_array.go):