toString() and valueOf()

1. toString() The toString() method returns a string representing the object. Each object has a toString() method that is automatically invoked when the object is represented as a text value, or when an object is referenced in the expected string format. By default, the toString() method is inherited by each Object object. If ...

Posted by agoe on Sun, 20 Jan 2019 09:57:12 -0800

Basic javascript grammar - 01

javascript basic grammar Event handling in javascript Implementing form validation using javascript (emphasis) Introduction to JavaScript JavaScript is a programming language embedded in HTML grammar to realize dynamic effect processing of pages. javascript basic grammar (emphasis) First, JavaScript is embedded in HTML gra ...

Posted by JCScoobyRS on Sat, 19 Jan 2019 01:18:12 -0800

Learning from scratch about web development HTML 5-9. Multimedia &10. floating framework iframe

1. Multimedia Embedding embed is a new tag in H5. It is a self-closing tag. There are also audio and video Tags in H5 which can be used for multimedia development of web pages. Practice has found that embed, no matter how it is set up, will play as soon as it opens the web page. Video and audio are the same, which is very im ...

Posted by kpowning on Tue, 01 Jan 2019 19:00:08 -0800