gf/g/util/gregx/regx.go

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package gregx
import (
"regexp"
)
// 正则表达式是否匹配
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func IsMatch(pattern string, src []byte) bool {
match, err := regexp.Match(pattern, src)
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if err != nil {
return false
}
return match
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}
func IsMatchString(pattern string, src string) bool {
return IsMatch(pattern, []byte(src))
}
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// 正则匹配,并返回匹配的列表
func MatchString(pattern string, src string) ([]string, error) {
reg, err := regexp.Compile(pattern)
if err != nil {
return nil, err
}
s := reg.FindStringSubmatch(src)
return s, nil
}
func MatchAllString(pattern string, src string) ([][]string, error) {
reg, err := regexp.Compile(pattern)
if err != nil {
return nil, err
}
s := reg.FindAllStringSubmatch(src, -1)
return s, nil
}
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// 正则替换(全部替换)
func Replace(pattern string, src, replace []byte) ([]byte, error) {
reg, err := regexp.Compile(pattern)
if err != nil {
return src, err
}
return reg.ReplaceAll(src, replace), nil
}
// 正则替换(全部替换),字符串
func ReplaceString(pattern, src, replace string) (string, error) {
r, e := Replace(pattern, []byte(src), []byte(replace))
return string(r), e
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}