PHP5.4\u4ee5\u4e0a\u7248\u672c\uff0c$_SESSION\u4e2d\u5185\u7f6e\u4e86Upload progress\uff0c\u53ef\u4ee5\u652f\u6301\u6587\u4ef6\u4e0a\u4f20\u8fdb\u5ea6\u3002<\/p>\n
\u65b9\u6cd5\u548capc\u6269\u5c55\uff08\u53c2\u8003\uff1ahttp:\/\/blog.feizhaojun.com\/?p=22\uff09\u5dee\u4e0d\u591a\uff0c\u53ea\u4e0d\u8fc7\u8fd9\u91cc\u4e0d\u7528\u5230\u6269\u5c55\u800c\u662f\u7528\u5230\u4e86php5.4\u5185\u7f6e\u7684$_SESSION\u3002<\/p>\n
\u4ee5\u4e0b\u662f\u4e00\u4e2a\u793a\u4f8b\uff0c\u6d4b\u8bd5\u901a\u8fc7\uff1a<\/p>\n
\u9996\u5148\uff0c\u793a\u4f8b\u4e2d\u5f15\u7528\u4e86jQuery.js\uff0c\u5927\u5bb6\u4e0d\u8981\u5fd8\u4e86\uff0c\u53e6\u5916\u9700\u8981\u65b0\u5efa\u4e00\u4e2aup\u7684\u76ee\u5f55\uff0c\u5b58\u50a8\u4e0a\u4f20\u6587\u4ef6\u3002<\/p>\n
\u6587\u4ef61\uff1aindex.php<\/p>\n
[php]<\/p>\n
<?php
\nheader(\"Content-type: text\/html; charset=utf-8\");
\nsession_start();
\n$id = uniqid(\"\");
\n?>
\n<html>
\n<head>
\n<title>Upload Example<\/title>
\n<script src=\"jquery.js\" type=\"text\/javascript\"><\/script>
\n<script type=\"text\/javascript\">
\nfunction getProgress(get_id){
\n$.get(\"getprogress.php?progress_key=<?php echo $id; ?>&get_id=\"+get_id,
\nfunction(result){
\n$(\"#progress\").css({\"width\":parseInt(5*result)});
\n$(\"#percent\").html(result+\"%\");
\nif (result < 100){
\nsetTimeout(\"getProgress(\"+result+\")\",20);
\n}else{
\n$(\"#percent\").html(result);
\n}
\n}
\n);
\n}<\/p>\n
function startProgress(){
\n$(\"#progress_bar\").css({\"display\":\"block\"});
\n\/\/$(\"#theframe\").css({\"display\":\"none\"});
\nsetTimeout(\"getProgress()\",20);
\n}
\n<\/script>
\n<\/head>
\n<body>
\n<div id=\"percent\"><\/div>
\n<div id=\"progress_bar\" style=\"width: 500px; height: 5px; border: 1px solid #e0e0e0;display:none;font-size:0;\">
\n<div id=\"progress\" style=\"position: relative; height: 5px; background-color: #0088ff; width: 0%; \"><\/div>
\n<\/div>
\n<iframe id=\"theframe\" name=\"theframe\" src=\"upload.php?id=<?php echo($id) ?>\" style=\"border: none; height: 200px; width: 100%;\" ><\/iframe>
\n<\/body>
\n<\/html><\/p>\n
[\/php]<\/p>\n
<\/p>\n
\u6587\u4ef62\uff1aupload.php<\/p>\n
[php]<\/p>\n
<?php
\nheader(\"Content-type: text\/html; charset=utf-8\");
\nsession_start();
\nif(isset($_GET['id'])){$id=$_GET['id'];}
\n?>
\n<html>
\n<body>
\n<?php
\nif($_SERVER['REQUEST_METHOD']=='POST') {
\nfor($i=1;$i<2;$i++){
\nmove_uploaded_file($_FILES[\"test_file\".$i][\"tmp_name\"],\"up\/\".time().\"_\".iconv(\"UTF-8\",\"gb2312\",$_FILES[\"test_file\".$i][\"name\"]));
\necho \"<p>\\\"\".$_FILES[\"test_file\".$i][\"name\"].\"\\\" upload successful!<\/p>\";
\n}
\n}else{
\n?>
\n<form enctype=\"multipart\/form-data\" id=\"upload_form\" action=\"upload.php\" method=\"POST\">
\n<input type=\"hidden\" name=\"<?php echo ini_get(\"session.upload_progress.name\"); ?>\" id=\"progress_key\"\u00a0 value=\"<?php echo $id; ?>\" \/>
\n<?php for($i=1;$i<2;$i++){ ?>
\n<input type=\"file\" id=\"test_file<?php echo $i; ?>\" name=\"test_file<?php echo $i; ?>\"\/><br\/>
\n<?php } ?>
\n<input onclick=\"window.parent.startProgress(); return true;\" type=\"submit\" value=\"Upload!\"\/>
\n<\/form>
\n<?php
\n}
\n?>
\n<\/body>
\n<\/html><\/p>\n
[\/php]<\/p>\n
<\/p>\n
\u6587\u4ef63\uff1agetprogress.php<\/p>\n
[php]<\/p>\n
<?php
\nheader(\"Content-type: text\/html; charset=utf-8\");
\nsession_start();
\n\/\/print_r($_SESSION[\"upload_progress_\".$_GET['progress_key']]);
\nif(isset($_GET['progress_key'])){
\n$status = $_SESSION[\"upload_progress_\".$_GET['progress_key']];
\n\/\/print_r($status);
\nif($status[\"done\"]){
\necho 100;
\n}else{
\necho number_format($status['bytes_processed']\/$status['content_length']*100, 2, '.','');
\n}
\n}
\n?><\/p>\n
[\/php]<\/p>\n
<\/p>\n","protected":false},"excerpt":{"rendered":"
PHP5.4\u4ee5\u4e0a\u7248\u672c\uff0c$_SESSION\u4e2d\u5185\u7f6e\u4e86Upload progress\uff0c\u53ef\u4ee5\u652f\u6301\u6587\u4ef6\u4e0a\u4f20\u8fdb\u5ea6\u3002 \u65b9\u6cd5\u548capc\u6269\u5c55…<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[6],"tags":[],"class_list":["post-22","post","type-post","status-publish","format-standard","hentry","category-php"],"jetpack_sharing_enabled":true,"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/feizhaojun.com\/index.php?rest_route=\/wp\/v2\/posts\/22","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/feizhaojun.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/feizhaojun.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/feizhaojun.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/feizhaojun.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=22"}],"version-history":[{"count":7,"href":"https:\/\/feizhaojun.com\/index.php?rest_route=\/wp\/v2\/posts\/22\/revisions"}],"predecessor-version":[{"id":115,"href":"https:\/\/feizhaojun.com\/index.php?rest_route=\/wp\/v2\/posts\/22\/revisions\/115"}],"wp:attachment":[{"href":"https:\/\/feizhaojun.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=22"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/feizhaojun.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=22"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/feizhaojun.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=22"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}