20 lines
310 B
Go
20 lines
310 B
Go
package dal
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import "sort"
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func AggregateKeys(maps []Map) []string {
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set := make(map[string]int)
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keys := make([]string, 0)
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for _, item := range maps {
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for k := range item {
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if set[k] == 1 {
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continue
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}
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keys = append(keys, k)
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set[k] = 1
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}
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}
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set = nil
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sort.Strings(keys)
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return keys
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}
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