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。
1 J4 {; V+ ?- n- u9 T* t4 o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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代码
Public Class Main
    Public Function TranslateText(ByVal input As String, ByVal languagePair As String) As String
        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
* z4 N! d% }1 \/ I        Dim result As String = webClient.DownloadString(url)
, O: I) V+ y: X; |/ ]2 O  L( a        result = result.Substring(result.IndexOf("<input type=hidden name=gtrans value=") + 38)
5 U% f# Q+ W, R9 ^5 R  w        result = result.Substring(0, result.IndexOf(""""))
) G8 X$ }" |2 y! n        Return result
, Q/ F; k( @; D/ p* P% V1 `1 \    End Function
( Y0 A( ^6 n& {& k3 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

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