php convert & output BASE64
<code class="php">$img = str_replace(FILE_DOMAIN , FILE_PATH, 'http://img.demo.com/2016/08/21/12121.jpg'); if(! file_exists($img)) { $ret = array('err_no'=>-1,'err_msg' => '商品图片不存在'); break; } $img_info = getimagesize($img); $img_base64 = "data:{$img_info['mime']};base64,".chunk_split(base64_encode(file_get_contents($img))); $result['base64'] = $img_base64; $ret = array('err_no' => 0, 'err_msg'=> 'succes', 'results'=> $result); echo json_encode($ret, JSON_UNESCAPED_SLASHES | JSON_UNESCAPED_UNICODE ); exit;</code>
json 형식 반환은 직접 처리되지 않으며data.results
표시할 수 없습니다
<code class="text">data:image/jpeg;base64,/9j/4AAQSkZJRgABAQEAYABgAAD//gA8Q1JFQVRPUjogZ2QtanBlZyB2MS4wICh1c2luZyBJSkcgSlBFRyB2ODApLCBxdWFsaXR5ID0gMTAwCv/bAEMABgQFBgUEBgYFBgcHBggKEAoKCQkKFA4PDBAXFBgYFxQWFhodJR8aGyMcFhYgLCAjJicpKikZHy0wLSgwJSgpKP/bAEMBBwcHCggKEwoKEygaFhooKCgoKCgoKCgoKCgoKCgoKCgoKCgoKCgoKCgoKCgoKCgoKCgoKCgoKCgoKCgoKCgoKP/A....</code>
위 내용이 동기화되어
다음은 비동기 제출입니다. 먼저 매개변수를 생성하세요html
태그의li
에 넣으면 앞에data-base64
가 보입니다.
js
<code class="js">var idArr = []; var imgArr =[]; $(".list-group").children('li').each(function(index){ var imgBase64 = $(this).data('base64'); var pId = $(this).data('item'); idArr.push(pId); imgArr.push( encodeURIComponent(imgBase64)); }); //生成参数 var _params = $.param({ pid: idArr.join(','), image: imgArr.join(','), });</code>
백그라운드 수신 및 처리
php
<code class="php">$img_arr = explode(',', $params['image']); foreach($result as $key => $val) { $ans_data[] = array( 'image' => addslashes( rawurldecode( $img_arr[$key]) ), ); } </code>
, longtext
입니다.
여기서 각 단계의 json 출력 이미지를 올바르게 표시할 수 없습니다답글 내용:
php convert & output BASE64
<code class="php">$img = str_replace(FILE_DOMAIN , FILE_PATH, 'http://img.demo.com/2016/08/21/12121.jpg'); if(! file_exists($img)) { $ret = array('err_no'=>-1,'err_msg' => '商品图片不存在'); break; } $img_info = getimagesize($img); $img_base64 = "data:{$img_info['mime']};base64,".chunk_split(base64_encode(file_get_contents($img))); $result['base64'] = $img_base64; $ret = array('err_no' => 0, 'err_msg'=> 'succes', 'results'=> $result); echo json_encode($ret, JSON_UNESCAPED_SLASHES | JSON_UNESCAPED_UNICODE ); exit;</code>
표시할 수 없습니다data.results
<code class="text">data:image/jpeg;base64,/9j/4AAQSkZJRgABAQEAYABgAAD//gA8Q1JFQVRPUjogZ2QtanBlZyB2MS4wICh1c2luZyBJSkcgSlBFRyB2ODApLCBxdWFsaXR5ID0gMTAwCv/bAEMABgQFBgUEBgYFBgcHBggKEAoKCQkKFA4PDBAXFBgYFxQWFhodJR8aGyMcFhYgLCAjJicpKikZHy0wLSgwJSgpKP/bAEMBBwcHCggKEwoKEygaFhooKCgoKCgoKCgoKCgoKCgoKCgoKCgoKCgoKCgoKCgoKCgoKCgoKCgoKCgoKCgoKCgoKP/A....</code>
위 내용이 동기화되어태그의
html
에 넣으면 앞에li
가 보입니다.data-base64
다음은 비동기 제출입니다. 먼저 매개변수를 생성하세요
js
<code class="js">var idArr = []; var imgArr =[]; $(".list-group").children('li').each(function(index){ var imgBase64 = $(this).data('base64'); var pId = $(this).data('item'); idArr.push(pId); imgArr.push( encodeURIComponent(imgBase64)); }); //生成参数 var _params = $.param({ pid: idArr.join(','), image: imgArr.join(','), });</code>
php
<code class="php">$img_arr = explode(',', $params['image']); foreach($result as $key => $val) { $ans_data[] = array( 'image' => addslashes( rawurldecode( $img_arr[$key]) ), ); } </code>
입니다.
longtext