Article Introduction：Use js to get the value of the clicked image!

2016-05-16 comment 0  1151

Article Introduction：This time I will bring you how to use js to quickly obtain the address of the image in the html page. What are the precautions for using js to quickly obtain the address of the image in the html page? The following is a practical case, let's take a look.

2018-03-17 comment 0  3715

Article Introduction：PHP Image Operation: How to Get the Size and File Size of Images In developing websites or applications, we often need to process images. Obtaining the size and file size of images is a common requirement, which can be easily achieved through some functions in PHP. This article will introduce how to use PHP to obtain the size and file size of images, and attach a code example. Get the image size To get the image size, you can use PHP's built-in function getimagesize(). This function will return a file containing the image size

2023-08-26 comment 0  2233

Article Introduction： 获得图片的二进制，怎么进行图片缩略？我用的是mongodb数据库，以二进制的形式存储图片，问题是获取到二进制，怎么对它进行缩略操作呢？ mongodb 数据库 图片

2016-06-13 comment 0  936

Article Introduction：用PHP或JS获取图片大小,高宽尺寸

2016-06-21 comment 0  1119

Article Introduction：php Imagick gets the RGB color value of the image. php Imagick gets the RGB color value of the image. Many image sites will retrieve the main color value of the image based on the image uploaded by the user, and then search for related images by color. Followed before

2016-07-13 comment 0  940

Article Introduction：This time I will bring you the top N color value method of JS to get the top N color value of the picture. What are the precautions for getting the top N color value of the picture with JS? Here is a practical case, let's take a look.

2018-03-23 comment 0  2952

Article Introduction：This article mainly introduces the JS method of obtaining image size and preview, and analyzes the related implementation techniques of javascript for different browsers to handle image uploading and previewing operations in the form of a complete example. Friends in need can refer to the following

2017-04-26 comment 0  2279

Article Introduction：JS obtains the original width and height of the image, which is the original size of the image. We can obtain the original size of the image through the HTML5 naturalWidth and naturalHeight attributes. The naturalWidth and naturalHeight properties make it easy to find the original width and height of an image.

2018-12-14 comment 0  7955

Article Introduction：This time I will show you how to directly obtain the image address in the web page with js. What are the precautions for directly obtaining the image address in the web page with js? The following is a practical case, let's take a look.

2018-03-28 comment 0  5809

Article Introduction：PHP implementation code to obtain remote images and adjust image size

2016-07-25 comment 0  1380

Article Introduction：Example of getting the RGB color value of an image in php. Example of using php to get the RGB color value of an image. Example of using php to get the RGB color value of an image. Many image sites will retrieve the main color value of the image based on the image uploaded by the user, and then use the color

2016-07-13 comment 0  1096

Article Introduction：Determine whether the image is horizontal or vertical according to the size of the inserted image. Then after judgment, different display methods are given. Here is an introduction to how to obtain the real width and height of the image with js and jquery.

2016-05-16 comment 0  915

Article Introduction：How to Get the Theme Color of an Image Using PHP Images are an integral part of the online world. With the development of mobile Internet and social media, people's demand for image processing and use is getting higher and higher. One of the common needs is to get the theme color of the picture. This article will introduce how to use PHP to achieve this function. Before we begin, we need to understand what the theme color of an image is. The theme color of an image usually refers to the color that accounts for the largest proportion in the image. Although a picture may contain multiple colors, we usually want to find the

2023-08-18 comment 0  1615

Article Introduction：This article mainly introduces the method of JS to obtain the lowsrc attribute of an image, and involves the techniques of javascript to operate the image attributes of web pages. It has certain reference value. Friends who need it can refer to it.

2016-05-16 comment 0  1371

Article Introduction：PHP implements a method to obtain the color value of an image. How to obtain the color value of an image in PHP. This example describes how to obtain the color value of an image in PHP. PHP obtains the color value of an image and detects the main color of the image by reading it through the imagecreatefromjpeg function.

2016-07-13 comment 0  870

Article Introduction：Code that obtains the user's local image path through JS and displays it. It is mostly used for the preview effect of locally uploaded images.

2016-05-16 comment 0  1243

Article Introduction：The method of "php" to grab remote images and save them locally is: first determine whether the image path is empty, if not, proceed further, then obtain the image information size, image path suffix name, and then calculate the image source code size, each time Write 1k until all data is obtained.

2019-12-02 comment 0  3526

Article Introduction：How to get the width of the image in css: first create an HTML sample file; then get the width of the image through the JavaScript clientWidth and clientHeight properties.

2020-12-11 comment 0  5160

Article Introduction：Use php or js to get the image size, height and width. ? arr=getimagesize("images/album_01.gif"); echo arr[3]; strarr=explode(""",arr[3]); echo strarr[1]; ? HTML HEAD TITLE demo image is reduced proportionally/ TITLE script function Wa_SetImgAuto

2016-07-13 comment 0  806