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33 lines
491 B
Go
33 lines
491 B
Go
package stringx
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type node struct {
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children map[rune]*node
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end bool
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}
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func (n *node) add(word string) {
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chars := []rune(word)
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if len(chars) == 0 {
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return
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}
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nd := n
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for _, char := range chars {
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if nd.children == nil {
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child := new(node)
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nd.children = map[rune]*node{
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char: child,
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}
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nd = child
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} else if child, ok := nd.children[char]; ok {
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nd = child
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} else {
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child := new(node)
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nd.children[char] = child
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nd = child
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}
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}
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nd.end = true
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}
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