147 lines
3.4 KiB
Go
147 lines
3.4 KiB
Go
package str
|
|
|
|
import (
|
|
"net/url"
|
|
"strings"
|
|
)
|
|
|
|
type String string
|
|
|
|
func New(s string) *String {
|
|
return (*String)(&s)
|
|
}
|
|
|
|
// String 返回字符串
|
|
func (s *String) String() string {
|
|
return string(*s)
|
|
}
|
|
|
|
// Append 追加字符串
|
|
func (s *String) Append(str *String) *String {
|
|
*s = String(string(*s) + string(*str))
|
|
return s
|
|
}
|
|
|
|
// Join 以指定字符连接字符串
|
|
func (s *String) Join(sep string) *String {
|
|
*s = String(strings.Join([]string{string(*s), sep}, ""))
|
|
return s
|
|
}
|
|
|
|
// QueryEscape 对字符串进行 URL 编码
|
|
func (s *String) QueryEscape() *String {
|
|
*s = String(strings.ReplaceAll(url.QueryEscape(string(*s)), "+", "%20"))
|
|
return s
|
|
}
|
|
|
|
// Replace 替换字符串
|
|
func (s *String) Replace(old, new string, n int) *String {
|
|
*s = String(strings.Replace(string(*s), old, new, n))
|
|
return s
|
|
}
|
|
|
|
// ReplaceAll 替换字符串
|
|
func (s *String) ReplaceAll(old, new string) *String {
|
|
*s = String(strings.ReplaceAll(string(*s), old, new))
|
|
return s
|
|
}
|
|
|
|
// Trim 去除字符串两端的指定字符
|
|
func (s *String) Trim(cs string) *String {
|
|
*s = String(strings.Trim(string(*s), cs))
|
|
return s
|
|
}
|
|
|
|
// TrimLeft 去除字符串左端的指定字符
|
|
func (s *String) TrimLeft(cs string) *String {
|
|
*s = String(strings.TrimLeft(string(*s), cs))
|
|
return s
|
|
}
|
|
|
|
// TrimRight 去除字符串右端的指定字符
|
|
func (s *String) TrimRight(cs string) *String {
|
|
*s = String(strings.TrimRight(string(*s), cs))
|
|
return s
|
|
}
|
|
|
|
// Default 返回字符串，如果字符串为空则返回默认值
|
|
func (s *String) Default(def string) *String {
|
|
if string(*s) == "" {
|
|
*s = String(def)
|
|
}
|
|
return s
|
|
}
|
|
|
|
// Format 格式化字符串
|
|
func (s *String) Format(formatter func(s *String) *String) *String {
|
|
*s = *formatter(s)
|
|
return s
|
|
}
|
|
|
|
// Index 返回字符串指定位置的字符
|
|
func (s *String) Index(i int) String {
|
|
return String(string(*s)[i])
|
|
}
|
|
|
|
// Split 以指定字符分割字符串
|
|
func (s *String) Split(sep string) *Strings {
|
|
slice := strings.Split(string(*s), sep)
|
|
ss := make(Strings, len(slice))
|
|
for i, v := range slice {
|
|
ss[i] = New(v)
|
|
}
|
|
return &ss
|
|
}
|
|
|
|
// SplitN 以指定字符分割字符串，最多分割 n 次
|
|
func (s *String) SplitN(sep string, n int) *Strings {
|
|
slice := strings.SplitN(string(*s), sep, n)
|
|
ss := make(Strings, len(slice))
|
|
for i, v := range slice {
|
|
ss[i] = New(v)
|
|
}
|
|
return &ss
|
|
}
|
|
|
|
// ToUpper 将字符串转为大写
|
|
func (s *String) ToUpper() *String {
|
|
*s = String(strings.ToUpper(string(*s)))
|
|
return s
|
|
}
|
|
|
|
// ToLower 将字符串转为小写
|
|
func (s *String) ToLower() *String {
|
|
*s = String(strings.ToLower(string(*s)))
|
|
return s
|
|
}
|
|
|
|
// TrimSpace 去除字符串两端的空白字符
|
|
func (s *String) TrimSpace() *String {
|
|
*s = String(strings.TrimSpace(string(*s)))
|
|
return s
|
|
}
|
|
|
|
// TrimPrefix 去除字符串前缀
|
|
func (s *String) TrimPrefix(prefix string) *String {
|
|
*s = String(strings.TrimPrefix(string(*s), prefix))
|
|
return s
|
|
}
|
|
|
|
// TrimSuffix 去除字符串后缀
|
|
func (s *String) TrimSuffix(suffix string) *String {
|
|
*s = String(strings.TrimSuffix(string(*s), suffix))
|
|
return s
|
|
}
|
|
|
|
// TrimSpacePrefix 去除字符串两端的空白字符后再去除前缀
|
|
func (s *String) TrimSpacePrefix(prefix string) *String {
|
|
*s = String(strings.TrimPrefix(strings.TrimSpace(string(*s)), prefix))
|
|
return s
|
|
}
|
|
|
|
// TrimSpaceSuffix 去除字符串两端的空白字符后再去除后缀
|
|
func (s *String) TrimSpaceSuffix(suffix string) *String {
|
|
*s = String(strings.TrimSuffix(strings.TrimSpace(string(*s)), suffix))
|
|
return s
|
|
}
|