How to output pictures in thinkphp

thinkphp is a flexible, efficient, and concise PHP development framework. It provides many convenient operating functions and tools, allowing developers to implement various functions more easily. Outputting pictures is also a common requirement in thinkphp. Below we will introduce how to output pictures in thinkphp.

Fixed path output pictures

Sometimes we need to output one or more pictures on the page. The paths of these pictures are fixed. You can use thinkphp's helper function<img> to achieve output. The specific method is as follows:

1. First, store the image in the public directory in thinkphp, such as public/images/logo.png.

2. Use the <img> tag in HTML to call the image. The code is as follows:

<img src="/images/logo.png"/>

Among them, /images/logo.png is the relative path of the image, / represents the root directory of the website.

3. After completion, save and refresh the page, and you will be able to see the image on the page.

Dynamic path output image

Sometimes the image path we need to output in thinkphp is dynamic. For example, we need to store the image path in the database, and then output different images based on the corresponding data. picture. At this time, we can use the following method to achieve dynamic path output pictures.

1. First, add an image field in the database to store the path of the image.

2. When outputting images in the template, use thinkphp's url function to generate the image path. The code is as follows:

<img src="<?php echo url($imagePath); ?>"/>

Among them, $imagePath represents the image path stored in the data table, and the url() method will automatically convert the path into the root directory of the website. relative path.

3. After completion, save and refresh the page, and you will be able to output images with dynamic paths.

Summary

The above are two common ways to output images in thinkphp. Whether it is a fixed path or a dynamic path, it can be easily realized through the assistant functions and tools provided by thinkphp. I hope this article can be helpful to thinkphp developers.

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