php 上传文件时,为什么当文件大于2m时,就会出现fail to write to disk
但是php.ini里面post_max_size=128M,upload_max_filesize=512M,都已经足够了,为什么会出现这样的情况呢我php上传文件是用ajaxuploadfile,进行异步,多个文件,一个一个地上传的。
但是php.ini里面post_max_size=128M,upload_max_filesize=512M,都已经足够了,为什么会出现这样的情况呢我php上传文件是用ajaxuploadfile,进行异步,多个文件,一个一个地上传的。
2、帖出客户端上传代码
上传代码是:
<?php
//session_start();
ini_set('memory_limit', '512M');
$error = "";
$msg = "";
$i = $_GET['i'];
$_SESSION['optFormat'] = $_GET['optFormat'];
$fileElementName = "fileToUpload".$i;
if(!empty($_FILES[$fileElementName]['error']))
{
switch($_FILES[$fileElementName]['error'])
{ case '1':
$error = 'The uploaded file exceeds the upload_max_filesize directive in php.ini';
break;
case '2':
$error = 'The uploaded file exceeds the MAX_FILE_SIZE directive that was specified in the HTML form';
break;
case '3':
$error = 'The uploaded file was only partially uploaded';
break;
case '4':
$error = 'No file was uploaded.';
break;
case '6':
$error = 'Missing a temporary folder';
break;
case '7':
$error = 'fail to write to disk';
break;
case '8':
$error = 'File upload stopped by extension';
break;
case '999':
default:
$error = 'No error code avaiable';
}
}elseif(empty($_FILES[$fileElementName]['tmp_name']) || $_FILES[$fileElementName]['tmp_name'] == 'none')
{
$error = 'No file was uploaded..';
}else
{
$msg .= " File Name: " . $_FILES[$fileElementName]['name'] . ", ";
$msg .= " File Size: " . @filesize($_FILES[$fileElementName]['tmp_name']);
move_uploaded_file( $_FILES[$fileElementName]['tmp_name'], "upload/".$_FILES[$fileElementName]['name'] );
// $_SESSION['fileNames'][$i] = $_FILES[$fileElementName]['name'];
// $_SESSION['ids'][$_SESSION['num']] = $i; // $_SESSION['num'] += 1;
}
echo "{";
echo "error: '" . $error . "',\n";
echo "num: " . 2 ."\n";
echo "}";
?>