66 lines
1.1 KiB
Go
66 lines
1.1 KiB
Go
package main
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import (
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"crypto/md5"
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"encoding/hex"
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"fmt"
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"log"
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"net/url"
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"os"
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"strings"
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)
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//true=>no error
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func CheckErr(err error) bool {
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if err != nil {
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log.Println(err)
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fmt.Println("ERROR")
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panic(err)
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return false
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}
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return true
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}
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func PathExists(path string) bool {
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_, err := os.Stat(path)
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if err == nil {
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return true
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}
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if os.IsNotExist(err) {
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return false
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}
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return false
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}
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func GetBetweenStr(str, start, end string) string {
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n := strings.Index(str, start)
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if n == -1 {
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n = 0
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} else {
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n = n + len(start)
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}
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str = string([]byte(str)[n:])
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m := strings.Index(str, end)
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if m == -1 {
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m = len(str)
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}
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str = string([]byte(str)[:m])
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return str
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}
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func GetURLValue(Url, key string) string {
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u, _ := url.Parse(Url)
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query := u.Query()
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//fmt.Println(query.Get(key))
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return query.Get(key)
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}
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//返回一个32位md5加密后的字符串
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func GetMD5Encode(data string) string {
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h := md5.New()
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h.Write([]byte(data))
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return hex.EncodeToString(h.Sum(nil))
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}
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//返回一个16位md5加密后的字符串
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func Get16MD5Encode(data string) string {
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return GetMD5Encode(data)[8:24]
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}
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