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Chrome调试窗口有9个标签: 工作中常用的几个:Elements, Console, Sources, NetWork, Application Elements Elements 中,可以查看并且编辑页面元素,在左侧可以点选某一个元素,该元素会在页面上高亮,同时在右侧显示该元素的所有样式。 C 阅读全文
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Event Listeners The addEventListener() method attaches an event handler to an element without overwriting existing event handlers.You can add many eve 阅读全文
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Handling Events There are several ways to handle events, including the following.Write the code directly into the HTML. <button onclick="alert('This i 阅读全文
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DOM Events HTML DOM allows JavaScript to react to HTML events. A JavaScript can be executed when an event occurs, such as when a user clicks on an HTM 阅读全文
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Fieldset and legend tags fieldset: grouping form fields. legend: specify a title for each fieldset. Form field markup and the label and input tags For 阅读全文
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The HTML elements below are grouped by function.1.Basic elementsBasic elements are the backbone of any HTML documents.<html>2.Document metadataMetadat 阅读全文
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Examples: Displaying the constructor of an object The following example creates a prototype, Tree, and an object of that type. The example then displa 阅读全文