JavascriptExecutor 的 executeScript() 方法的返回类型是什么? [英] What is the return type of executeScript() method of JavascriptExecutor?

问题描述

如果网页上的 JavaScript 返回非十进制值，那么 javascriptExecuter.executeScript() 将返回什么?

If a JavaScript on a web page return non-decimal value then what will javascriptExecuter.executeScript() will return?

有人能回答这个问题吗?

Ccan anyone answer this question?

推荐答案

executeScript()

executeScript() 在当前选定的框架或窗口的上下文中执行 JavaScript.提供的脚本片段将作为匿名函数的主体执行.

executeScript()

executeScript() executes a JavaScript in the context of the currently selected frame or window. The script fragment provided will be executed as the body of an anonymous function.

如果脚本有返回值(即如果脚本包含返回语句)，则返回以下类型的对象:

If the script has a return value (i.e. if the script contains a return statement), then the following type of objects are returned:

• 对于 HTML 元素，此方法返回一个 WebElement
• 对于小数，返回一个Double
• 对于非十进制数，返回一个Long
• 对于布尔值，返回一个 Boolean
• 对于所有其他情况，返回一个 String.
• 对于数组，按照上述规则，每个对象都会返回一个 List.嵌套列表也受支持.
• 对于地图，返回一个 Map，其值遵循上述规则.
• 如果值为null或没有返回值，则返回null

• For an HTML element, this method returns a WebElement
• For a decimal, a Double is returned
• For a non-decimal number, a Long is returned
• For a boolean, a Boolean is returned
• For all other cases, a String is returned.
• For an array, a List is returned with each object following the rules above. Nested lists are also supported.
• For a map, a Map is returned with values following the rules above.
• If the value is null or there is no return value, null is returned

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