Recommended 5 articles about closing

html5 has been out for a long time, but I have only recently started to come into contact with it. HTML5 provides many built-in functions that can achieve many functions, such as drawing line segments, drawing rectangles, drawing circles, drawing arcs, etc. However, HTML5 does not provide the function of drawing dotted lines. If you want to draw curves on canvas, it will take a little effort. Here are two ways to implement the function of drawing dotted lines: Method one is to write a separate function, and just call this curve when you want to draw a curve. function drawDashLine(context, x, y, x2, y2, dashLength) {

1. About the above painting Recommended 10 articles 


## Introduction: HTML5 has been out for a long time, but I only started to get in touch with it recently. As for it, HTML5 provides many built-in functions that can achieve many functions, such as drawing line segments, drawing rectangles, drawing circles, drawing arcs, etc. However, HTML5 does not provide the function of drawing dotted lines. If you want to draw curves on canvas, you will have to pay. It takes a little effort. Here are two ways to implement the function of drawing a dotted line: Method one is to write a separate function, and just call this curve when you want to draw a curve. DrawDashLine(context...
2.  Recommended 5 articles about uploading pictures and deleting pictures
##Introduction: Simple PHP upload image, delete image implementation code to upload image: if (!empty($_FILES["img"]["name"])) { //Extract file domain content name, and determine $path=”uppic/”; //Upload path if(!file_exists($path)) { //Check whether...
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10 recommended courses on uploading and downloading files
Introduction : Chapter 5 has already talked about how to handle messages sent by users. This chapter will talk about how to respond to user requests. Novices must be confused when they see this title. Don’t be confused. The interface of WeChat is just like this, replying to pictures. , music, voice, etc. all need to upload our media files to WeChat's server before they can be used. I don't know what the considerations are for this approach, and it is also the message body format sent by the customer service interface and the group sending interface to reply messages to users. It turns out to be different. It is estimated that these interfaces were not written by the same person and the code was not unified. We loser developers can only complain about uploading...
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Teach you "How to watch PHP Chinese course videos and quietly become a master?" 
##Introduction: Many people are immersed in watching the course videos on the PHP Chinese website at home, but when there is no effective learning method, I want to write down what I have summarized, so that more people can avoid detours. , many people have watched the video once, twice, three times or more at home. When they turn off the computer, everything seems blurry or even blank. At this time, there should be something wrong with your learning method. So how to watch videos efficiently? PHP provides you with free course resources, professional answer teachers, and some learning suggestions. So as long as you have the right methods and diligent efforts, a PHP master is just around the corner! 
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JS realizes web page blinds effect_Page background
Introduction: JS realizes web page blinds special effects code, blinds JS code, you will understand the effect after you preview it. The web page special effects are cross-switched from top to bottom, like the effect of closing blinds. The blinds effect is applied in various programming codes. It is indeed a classic effect
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