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Fix PHP image upload issue: replace previous image to upload new image in multiple posts

I'm running into an issue with the image upload functionality of my PHP application. Here's the situation: I have a form where the user can create a post and upload an image related to the post. When I upload my first post with an image attached, everything works fine and the image is saved correctl...

P粉788765679 2023-09-14 11:27:48 0  1  584

javascript - JS image compression and upload as file

JS image compression is used to upload images in WEBKIT. When selecting an image, compress the image and obtain the BASE64 data of the image, and then upload the image in the form of File when submitting the form. The BASE data has been obtained, but the uploaded file is also BASE64 data and cannot ...

淡淡煙草味 2017-05-18 10:58:12 0  4  1831

Image upload problem

It is necessary to upload and modify personal information. After the user fills in the data, the data will be displayed the second time. Now there is a problem with the pictures. In addition to displaying multiple pictures, the user can also upload pictures again and modify the data after submission...

懶貨 2020-03-24 12:17:37 0  0  1204

Image to text OCR web image URL upload

Referring to the working codepen demo here, the application works fine if I click the select file button to upload an image from my local machine and extract the text in the image. But how do I upload a web image URL like this instead of a local computer file and output the OCR text result with the ...

P粉316890884 2024-03-29 21:37:25 0  1  587

Resize image before upload in Laravel 5.8

I have this function to upload images via api in Laravel: privatefunctionhandleImage($image){$exploded=explode(',',$image);$decoded=base64_decode($exploded[1]);if(Str::contains ($exploded[0],'jpeg')){$extension='jpg';}else{$extensio

P粉608647033 2023-09-04 12:56:10 0  1  693

angular.js - ng-file-upload How to implement multiple image uploads

ng-file-upload How to upload multiple images? My code: html: {code...} javascript: {code...} If written like this, it is still a single image, and multiple images cannot be uploaded. Clicking upload will remove the previously uploaded image. {Code...} Supplement the code I wrote, the html part is a ...

phpcn_u1582 2017-05-15 17:04:39 0  3  946

iOS upload image as stream

When the company uploads pictures, the server-side staff said that the pictures are uploaded through image streaming. I tried the following methods but none of them worked: {Code...} and the following methods: {Code...} The upload still failed. , please help me solve the problem when uploading on th...

怪我咯 2017-06-06 09:52:38 0  1  956

javascript - js image upload plug-in with preview function, which ones are easier to use?

js image upload plug-in with preview function, which ones are better to use? There are more information and many people use them. Please recommend.

高洛峰 2017-06-12 09:30:40 0  4  1019

There is a problem when adding a new upload box after jq uploads the image successfully

There was no problem when the first comment uploaded the image. When the second comment was made, the newly added upload box was affected by the previous one. One should have appeared, but two appeared. Please help, what is the reason why the html part <div class="evaluation-upload-block...

扔個三星炸死你 2017-07-05 10:40:43 0  1  1052

How to get the url address of the background image with jquery?

How to get the url address of the background image in jquery?

僅有的幸福 2017-05-19 10:41:23 0  1  817

I have stored the path of the image in the database, but how should I write the background code to display the image in the foreground? It is not an upload function, but a function of getting the image from the database and displaying it in the foreground.

I have stored the path of the image in the database, but how should I write the background code to display the image in the foreground? It is not an upload function, but a function of getting the image from the database and displaying it in the foreground.

. 2018-05-01 12:32:43 0  3  2220

javascript - Questions about the jQuery File Upload plug-in

The user uses the input="file" tag to select a picture. After I draw the picture selected by the user to canvas for processing, I get the base64 picture data. Then the question comes, how do I put this result into jQuery File Upload, and then click the button What about uploading? {code......

淡淡煙草味 2017-06-10 09:49:07 0  1  759

javascript - During the image upload process, in what form is the image ultimately uploaded to the server? In addition to binary streams and base64-encoded images, what other forms are there for uploading?

As the title states, during the image upload process, in what form are the images ultimately uploaded to the server? In addition to binary streams and base64-encoded images, what other forms are there for uploading?

怪我咯 2017-05-19 10:19:15 0  2  665

Ah ah ah ah ah ah ah ah ah ah ah ah ah ah ah ah how to learn php

https://img.php.cn/upload/image/410/575/171/1560878393524586.pnghttps://img.php.cn/upload/image/410/575/171/1560878393524586.pnghttps://img.php.cn/upload/image/410/575/171/1560878393524586.pnghttps://

hyss 2019-06-19 01:21:17 0  4  1818

tp5 video upload

How to upload tp5 video? I cannot accept the image upload method.

LiuBo 2018-04-11 17:48:29 0  1  1228

javascript - html5 multiple image upload

This is how I downloaded a demo, which uploaded multiple images in jquery. But I don’t understand his implementation idea. The main thing I want to know is how he uploads pictures to the page, and then clicks to start uploading and then uploads them uniformly. Could you please help me sort out the i...

習慣沉默 2017-05-16 13:02:56 0  3  597

Why does uploading pictures always fail? SAE_TMP_PATH. Where can I find the path that follows?

File_put_contents(SAE_TMP_PATH."/",$img);//Transfer the image to the SAE upload address

　沒有昵稱 2021-04-07 18:12:22 0  1  1580

The signature image path cannot be saved to the database

I use https://laratutorials.com/signature-pad-php-mysql-jquery/ to create the signature pad. The problem is that when I click submit, the signature image path is not saved to the database. This is the code for upload.php <?phpinclude_once'../db_connect.php';$folderPath="upload/";$image_...

P粉388945432 2024-02-17 12:52:43 0  1  513

Multi-image upload, how to write the upload path into the database

Multiple image uploads have been implemented. The uploaded folders all have images, but there is only one piece of data uploaded to the database. What should I do? How should I write the controller html code <input type="file" name="image[]" / > <br> How to write the ...

RAUL 2017-07-28 14:36:22 0  2  1639

Using tp3.2.3 to upload image files shows non-existent image files

:(Non-existent image file error location FILE: D:\wamp64\www\c2\ThinkPHP\Library\Think\Image\Driver\Gd.class.php LINE: 42TRACE#0 D:\wamp64\www\c2\ThinkPHP \Library\Think\Image\Driver\Gd.class.php(42): E('\xE4\xB8\x8D\xE5\xA

Jenkin 2020-08-15 18:00:22 0  0  1266