Vba 我无法检索网页上的信息
原理是:加载一个页面并恢复标签a中包含的信息 以下是源代码:Vba 我无法检索网页上的信息,vba,extract,Vba,Extract,原理是:加载一个页面并恢复标签a中包含的信息 以下是源代码: <div class="w3-row w3-white w3-padding w3-hide-medium w3-hide-small" style="margin-top:5px;"> <div class="w3-col s5 notranslate" style="margin:4px 0 6px 0"> <a class="w3schools-lo
<div class="w3-row w3-white w3-padding w3-hide-medium w3-hide-small" style="margin-top:5px;">
<div class="w3-col s5 notranslate" style="margin:4px 0 6px 0">
<a class="w3schools-logo" href="//www.w3schools.com">w3schools</a>
</div>
</div>
您收到的错误是因为
Htable.getElementsByTagName
返回元素的集合,而该集合没有方法maTable.getElementsByClassName
。您需要引用集合中的第一项(使用maTable(0)
),然后可以访问href
和innertext
,如下所示:
Private Function CreerNavigateur()
Dim IE As Object
Dim oDoc As Object
Dim Htable, maTable, hyper As Object
Dim text As String
Set IE = CreateObject("InternetExplorer.Application")
IE.Visible = True
IE.navigate "www.w3schools.com"
WaitIE IE
' Page chargée, on continue
Set oDoc = IE.Document
Set Htable = oDoc.getElementsByTagName("div")(1)
MsgBox Htable.innerhtml
Set maTable = Htable.getElementsByTagName("a")
MsgBox maTable(0).href
MsgBox maTable(0).innertext
IE.Quit
'On libère les variables
Set IE = Nothing
Set IEDoc = Nothing
End Function
您收到的错误是因为
Htable.getElementsByTagName
返回元素的集合,而该集合没有方法maTable.getElementsByClassName
。您需要引用集合中的第一项(使用maTable(0)
),然后可以访问href
和innertext
,如下所示:
Private Function CreerNavigateur()
Dim IE As Object
Dim oDoc As Object
Dim Htable, maTable, hyper As Object
Dim text As String
Set IE = CreateObject("InternetExplorer.Application")
IE.Visible = True
IE.navigate "www.w3schools.com"
WaitIE IE
' Page chargée, on continue
Set oDoc = IE.Document
Set Htable = oDoc.getElementsByTagName("div")(1)
MsgBox Htable.innerhtml
Set maTable = Htable.getElementsByTagName("a")
MsgBox maTable(0).href
MsgBox maTable(0).innertext
IE.Quit
'On libère les variables
Set IE = Nothing
Set IEDoc = Nothing
End Function