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正则表达式 __(?s:(.*?))__能匹配两个内容之间的全部内容参考url:“https://studygolang.com/pkgdoc” 的 “regexp”package mainimport ( "fmt" "regexp")func main() { str :="" //解析编译正则表达式 //ret := regexp.MustCompile(`<div>(.*)</div>`) ret := regexp.MustCompile(`&lt

package mainimport ( "fmt" "io" "net/http" "os" "strconv" "sync")func HttpGet(url string) (result string, err error) { resp, err1 := http.Get(url) if err1 != nil { err = err1 return } defer resp.Body.Close() //循环读取网页数据 buf := make([]b