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41 lines
847 B
41 lines
847 B
package str
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import "strings"
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// splitWordsToLower split a string into worlds by uppercase char
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func splitWordsToLower(s string) []string {
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var res []string
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upperIndexes := upperIndex(s)
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l := len(upperIndexes)
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if upperIndexes == nil || l == 0 {
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if s != "" {
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res = append(res, s)
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}
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return res
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}
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for i := 0; i < l; i++ {
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if i < l-1 {
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res = append(res, strings.ToLower(s[upperIndexes[i]:upperIndexes[i+1]]))
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} else {
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res = append(res, strings.ToLower(s[upperIndexes[i]:]))
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}
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}
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return res
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}
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// upperIndex get a int slice which elements are all the uppercase char index of a string
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func upperIndex(s string) []int {
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var res []int
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for i := 0; i < len(s); i++ {
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if 64 < s[i] && s[i] < 91 {
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res = append(res, i)
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}
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}
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if len(s) > 0 && res != nil && res[0] != 0 {
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res = append([]int{0}, res...)
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}
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return res
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}
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