如何从网页中获取文本 - document.getElementsByClassName
How to get text from a web page - document.getElementsByClassName
我正在尝试从网站获取一些文本。
我试过了,但它不起作用,它给我“未定义”
CurBrowser.GetMainFrame().ExecuteJavaScriptAsync("var elems1 = document.getElementsByClassName('some-text')");
CurBrowser.GetMainFrame().ExecuteJavaScriptAsync("for(var i = 0; i < elems1.length; i++){var textt = elems1[i].innerText}");
CurBrowser.GetMainFrame().ExecuteJavaScriptAsync("alert(textt)");
这就是我的目标
<p class="some-text">
hello World
</p>
const elements = document.getElementsByClassName('some-text');
for (const element of elements) {
console.log(element.innerText);
}
<p class="some-text">
Text from paragraph 1
</p>
<p class="some-text">
Text from paragraph 2
</p>
我正在尝试从网站获取一些文本。
我试过了,但它不起作用,它给我“未定义”
CurBrowser.GetMainFrame().ExecuteJavaScriptAsync("var elems1 = document.getElementsByClassName('some-text')");
CurBrowser.GetMainFrame().ExecuteJavaScriptAsync("for(var i = 0; i < elems1.length; i++){var textt = elems1[i].innerText}");
CurBrowser.GetMainFrame().ExecuteJavaScriptAsync("alert(textt)");
这就是我的目标
<p class="some-text">
hello World
</p>
const elements = document.getElementsByClassName('some-text');
for (const element of elements) {
console.log(element.innerText);
}
<p class="some-text">
Text from paragraph 1
</p>
<p class="some-text">
Text from paragraph 2
</p>