Google翻译API核心代码示例

shane007

这个核心代码代码很简单，只有关键的几句话。
5 A4 A) [$ T, Q) Y* J8 v$ K3 r- f演示了把英文字幕翻译为日文字幕的过程，翻译为中文也是一样的。
今后很多翻译工具都会在这个基础上来完成。
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% e# P) o7 ?" nPublic Class Main
    Public Function TranslateText(ByVal input As String, ByVal languagePair As String) As String
8 Q5 O9 \/ }4 `0 q        Dim url As String = String.Format("http://www.google.com/translate_t?hl=en&ie=UTF8&text={0}&langpair={1}", input, languagePair)
        Dim webClient As WebClient = New WebClient()
        ''webClient.Encoding = System.Text.Encoding.UTF8
4 r% S" v, v+ `2 P        Dim result As String = webClient.DownloadString(url)
        result = result.Substring(result.IndexOf("<input type=hidden name=gtrans value=") + 38)
+ w8 I2 h( Z9 A6 o2 c; I8 _        result = result.Substring(0, result.IndexOf(""""))
' M* n* a0 w# K. A% M8 d) }2 s4 Z; ?        Return result
# T8 X8 `% n$ |2 l2 }# M    End Function
, I3 E8 g* m6 E( |: x2 Q1 z    Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click
        TextBox2.Text = TranslateText(TextBox1.Text, "en|ja")
    End Sub
End Class

抓图
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