2021年1月12日
Where is the default size of a div element defined or calculated?
摘要： Where is the default size of a div element defined or calculated? I wonder how a browser calculates the initial height and width values for div elemen 阅读全文
posted @ 2021-01-12 19:04 ChuckLu 阅读(69) 评论(0) 推荐(0)
Why padding is included in height sometimes?
摘要： Why padding is included in height sometimes? That depends on what box-sizing attribute you have used: border-box means that the height and width of th 阅读全文
posted @ 2021-01-12 18:02 ChuckLu 阅读(76) 评论(0) 推荐(0)
DOM Event reference
摘要： Event reference DOM Events are sent to notify code of interesting things that have taken place. Each event is represented by an object which is based 阅读全文
posted @ 2021-01-12 16:23 ChuckLu 阅读(59) 评论(0) 推荐(0)
Chrome和Firefox的event显示
摘要： Examine Event Listeners(Firefox) firefox只显示事件本来所处的元素上，不会在子元素上显示 What is event bubbling and capturing? How to find Event Listeners on a DOM Node when D 阅读全文
posted @ 2021-01-12 15:26 ChuckLu 阅读(297) 评论(0) 推荐(0)
What Causes Stock Prices to Change?
摘要： What Causes Stock Prices to Change? Stock prices change everyday by market forces. By this we mean that share prices change because of supply and dema 阅读全文
posted @ 2021-01-12 12:46 ChuckLu 阅读(130) 评论(0) 推荐(0)
Declaring variables without var keyword
摘要： Declaring variables without var keyword At w3schools there is written: If you declare a variable, without using "var", the variable always becomes GLO 阅读全文
posted @ 2021-01-12 09:53 ChuckLu 阅读(118) 评论(0) 推荐(0)
Do I have to return something in javascript function?
摘要： Do I have to return something in javascript function? No; Javascript functions are not required to return a value. If you call a function that doesn't 阅读全文
posted @ 2021-01-12 09:46 ChuckLu 阅读(62) 评论(0) 推荐(0)