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How to replace src with regular php

藏色散人
藏色散人Original
2022-10-25 10:28:301188browse

How to replace src with php regularity: 1. Open the corresponding PHP file; 2. Implement it through the "if(!function_exists('get_img_path')){function get_img_path($img){...}" method Get the image path according to different environments; 3. Use the "htmlspecialchars_decode" method to display the rich text editor content on the page.

How to replace src with regular php

The operating environment of this tutorial: Windows 7 system, PHP version 8.1, Dell G3 computer.

php How to replace src with regular expression?

PHP - Regularly matches the content of the article image tag src and replaces it

The image edited in the back-end rich text editor is displayed in various terminals

Because Not on the same server, the image access path is different

At this time, batch matching and replacement is required

//$info->content 是接口中返回文章的内容
    $preg = &#39;#<img(.+?)src\s*=\s*[\"|\&#39;]([^"|^\&#39;]+?)[\"|\&#39;]([^>]*?)>#&#39;;
        $info->content = preg_replace_callback($preg,function ($matches){
            $replace = get_img_path($matches[2]);//要替换的src
            return "<img{$matches[1]}src=\"$replace\"{$matches[3]}>";
        }, $info->content);

get_img_path() function obtains the image path according to different environments

if(!function_exists(&#39;get_img_path&#39;)){
    function get_img_path($img){
        //当前环境
        $env_info  = getenv(&#39;APP_ENV&#39;);
        switch ($env_info){
            case &#39;local&#39;:
                $url = &#39;https://local.***.com/&#39;.$img;
                break;
            case &#39;test&#39;:
                $url = &#39;https://test.***.com/&#39;.$img;
                break;
            case &#39;production&#39;:
                $url = &#39;https://production.***.com/&#39;.$img;
                break;
            default:
                $url = &#39;https://local.***.com/&#39;.$img;
                break;
        }
        return $url;
    }
}

Display on the page Rich text editor content

 <?php echo htmlspecialchars_decode($info->content);?>

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