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@@ -1,15 +1,19 @@
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# 18.2 数组和切片
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创建: `arr1 := new([len]type)`
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+
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`slice1 := make([]type, len)`
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初始化:`arr1 := [...]type{i1, i2, i3, i4, i5}`
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+
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`arrKeyValue := [len]type{i1: val1, i2: val2}`
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+
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`var slice1 []type = arr1[start:end]`
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+
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(1)如何截断数组或者切片的最后一个元素:
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- `line = line[:len(line)-1]`
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+`line = line[:len(line)-1]`
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(2)如何使用`for`或者`for-range`遍历一个数组(或者切片):
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