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