KJDS/malai/admin/upload.php

<?php
$typeArr = array("jpg", "png", "gif", "ico");
//允许上传文件格式
$path = "../uploads/";
//上传路径

//if (!file_exists($path)) {
//	mkdir($path);
//}

if (isset($_POST)) {
    $name = $_FILES['file']['name'];
    $size = $_FILES['file']['size'];
    $name_tmp = $_FILES['file']['tmp_name'];

//    echo $name_tmp;

    if (empty($name)) {
        echo json_encode(array("error" => "您还未选择图片"));
        exit;
    }
    $type = strtolower(substr(strrchr($name, '.'), 1));
    //获取文件类型

    if (!in_array($type, $typeArr)) {
        echo json_encode(array("error" => "清上传jpg,png或gif类型的图片！"));
        exit;
    }
    //	if ($size > (500 * 1024)) {
    //		echo json_encode(array("error" => "图片大小已超过500KB！"));
    //		exit ;
    //	}

    $pic_name = time() . rand(10000, 99999) . "." . $type;
    //图片名称
    $pic_url = $path . $pic_name;
    //上传后图片路径+名称
    if (move_uploaded_file($name_tmp, $pic_url)) {//临时文件转移到目标文件夹
        $url = "/uploads/". $pic_name;
        echo json_encode(array("error" => "0", "pic" => $url, "name" => $pic_name));
    } else {
        echo json_encode(array("error" => "上传有误，清检查服务器配置！"));
    }

}