64 lines
1.2 KiB
Go
64 lines
1.2 KiB
Go
package str
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import (
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"encoding/json"
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"regexp"
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"strings"
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"unicode"
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)
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type StringArray string
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func (r StringArray) MarshalJSON() ([]byte, error) {
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items := []string{}
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if string(r) != "" {
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items = strings.Split(string(r), ",")
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}
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for _, item := range items {
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item = strings.TrimSpace(item)
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}
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return json.Marshal(items)
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}
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func Ellipsis(text string, length int) string {
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r := []rune(text)
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if len(r) > length {
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return string(r[0:length]) + "..."
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}
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return text
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}
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func HasChinese(str string) bool {
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for _, r := range str {
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if unicode.Is(unicode.Scripts["Han"], r) || (regexp.MustCompile("[\u3002\uff1b\uff0c\uff1a\u201c\u201d\uff08\uff09\u3001\uff1f\u300a\u300b]").MatchString(string(r))) {
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return true
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}
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}
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return false
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}
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func IsGBK(data []byte) bool {
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length := len(data)
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var i int = 0
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for i < length {
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if data[i] <= 0x7f {
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//编码0~127,只有一个字节的编码，兼容ASCII码
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i++
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continue
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} else {
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//大于127的使用双字节编码，落在gbk编码范围内的字符
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if data[i] >= 0x81 &&
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data[i] <= 0xfe &&
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data[i+1] >= 0x40 &&
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data[i+1] <= 0xfe &&
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data[i+1] != 0xf7 {
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i += 2
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continue
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} else {
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return false
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}
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}
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}
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return true
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}
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