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Update statistics.go (#287)

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当在网页的文本框中输入中文逗号来分隔的数字和汉字或者数字和英文的组合时，错误信息打印不正确的问题
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colawarrior
2016-11-20 11:23:07 +08:00
committed by 无闻
parent f2a3e873fe
commit 31a22881be
1 changed files with 7 additions and 1 deletions
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8
eBook/exercises/chapter_15/statistics.go
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@@ -53,8 +53,14 @@ func homePage(writer http.ResponseWriter, request *http.Request) {
func processRequest(request *http.Request) ([]float64, string, bool) { func processRequest(request *http.Request) ([]float64, string, bool) {
var numbers []float64 var numbers []float64
var text string
if slice, found := request.Form["numbers"]; found && len(slice) > 0 { if slice, found := request.Form["numbers"]; found && len(slice) > 0 {
text := strings.Replace(slice[0], ",", " ", -1) //处理如果网页中输入的是中文逗号
if strings.Contains(slice[0], "&#65292") {
text = strings.Replace(slice[0], "，", " ", -1)
} else {
text = strings.Replace(slice[0], ",", " ", -1)
}
for _, field := range strings.Fields(text) { for _, field := range strings.Fields(text) {
if x, err := strconv.ParseFloat(field, 64); err != nil { if x, err := strconv.ParseFloat(field, 64); err != nil {
return numbers, "'" + field + "' is invalid", false return numbers, "'" + field + "' is invalid", false