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从Selenium Webdriver中的JQuery脚本返回值

[英]Return value from a JQuery script in Selenium Webdriver

I have got a problem with obtaining some href's by Selenium Webdriver. 我在通过Selenium Webdriver获取一些href时遇到了问题。 Therefore I have used JQuery script to make it. 因此,我使用了JQuery脚本来实现它。

script = 
"(function() {
    var a = [];
    $("a.class0.class1.link").each(function() {
        a.push($(this).attr('href'));
    });
    return a;
})()";

executed by such code: 通过这样的代码执行:

result = javascriptExecutor.executeScript(script)

But result has null value. 但是结果为空值。 When I run that script in Chrome console I have got correct result - array of href's. 当我在Chrome控制台中运行该脚本时,我得到了正确的结果-href数组。 What I did wrongly? 我做错了什么?

Ok, I have solved problem. 好的,我已经解决了问题。 There are 2 ways of achieving result - obtaining href's from links. 有两种实现结果的方法-从链接获取href。

script = "return $('a.class0.class1.link');"

execute such script and get an Array of WebElements from which it is possible to get attributes: 执行这样的脚本并获取一个WebElement数组,可以从中获取属性:

val js = browser.asInstanceOf[JavascriptExecutor]
val scriptResult = js.executeScript(script)
val result = ListBuffer.empty[String]

scriptResult.asInstanceOf[util.ArrayList[WebElement]].forEach(x => result +=
  x.getAttribute("href"))

result.toList

or in second way - execute such JQuery code: 或第二种方式-执行以下JQuery代码:

val script = "return (function() {var table = [];$('a.class0.class1.link').each(function() { table.push($(this).attr('href'));});return table;})();"

and collect result: 并收集结果:

val js = browser.asInstanceOf[JavascriptExecutor]
val scriptResult = js.executeScript(javascript)
scriptResult.asInstanceOf[util.ArrayList[String]].asScala.toList

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