From 21feb0cbdbc697a63600667cbd5ae0f5eb011493 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E6=9B=BE=E9=9D=92=E5=87=A4?= <2658978250@qq.com>
Date: Tue, 14 Jun 2022 13:47:33 +0800
Subject: [PATCH] tijiao
---
...41\345\244\247\344\275\234\344\270\232.md" | 346 ++++++++++++++++++
1 file changed, 346 insertions(+)
create mode 100644 "\346\233\276\351\235\222\345\207\244/20220613-\347\254\254\344\272\214\346\254\241\345\244\247\344\275\234\344\270\232.md"
diff --git "a/\346\233\276\351\235\222\345\207\244/20220613-\347\254\254\344\272\214\346\254\241\345\244\247\344\275\234\344\270\232.md" "b/\346\233\276\351\235\222\345\207\244/20220613-\347\254\254\344\272\214\346\254\241\345\244\247\344\275\234\344\270\232.md"
new file mode 100644
index 0000000..64b4416
--- /dev/null
+++ "b/\346\233\276\351\235\222\345\207\244/20220613-\347\254\254\344\272\214\346\254\241\345\244\247\344\275\234\344\270\232.md"
@@ -0,0 +1,346 @@
+制作一个文件上传的页面，完成文件上传功能。
+
+**限制规则：**
+
+上传的文件不能超过1M,
+
+上传文件的类型只能是jpg、gif、png、jpeg,
+
+对上传的文件进行保存。
+
+```html
+
+
+
+
+ 文件上传
+
+
+
+
+
+```
+
+```php
+";
+
+
+ //判断文件大小
+ $b = $_FILES['file']['size'];
+ $size=1024*1024;
+ if ($b<=$size){
+ echo "文件大小合适"."
";
+
+
+ //判断文件类型是否正确 jpg、gif、png、jpeg
+ $arr = array('jpg','gif','png','jpeg');
+ $name = $_FILES['file']['name'];
+ $filename = explode('.',$name);
+ $file = end($filename);
+ $c=in_array($file,$arr);
+ if ($c==true){
+ echo "文件类型正确！".'
';
+
+
+ //文件保存
+ $tmp =$_FILES['file']['tmp_name'];
+ $d="./html".$name;
+ $e = move_uploaded_file($tmp,$d);
+ if ($e){
+ echo "保存成功！"."
";
+ echo "保存地址保存";
+ }else{
+ echo "保存失败！"."
";
+ }
+
+
+ }else{
+ echo "文件类型错误！"."
";
+ }
+
+
+ }else{
+ echo "文件太大！"."
";
+ }
+
+}else{
+ echo "文件上传失败！"."
";
+}
+
+
+```
+
+
+
+创建如下数据库和表。
+
+ 数据库：company
+
+ 表：department
+
+实现对部门信息数据的增删改查
+
+```mysql
+CREATE DATABASE company charset utf8;
+
+use company;
+
+CREATE table department(
+id int primary key auto_increment,
+name VARCHAR(20) not null unique,
+description VARCHAR(1024)
+
+
+)
+```
+
+```php
+
+
+
+ 查询页面
+
+
+
+
+
+
+
+```
+
+```php+HTML
+
+
+
+ 新增数据
+
+
+
+
+
+
+```
+
+```php
+返回查询页面";
+}else{
+ echo "添加失败！";
+}
+
+```
+
+```php+HTML
+
+
+
+
+ 修改数据
+
+
+
+
+
+
+```
+
+```php
+返回查询页面";
+ }else{
+ echo "修改失败！";
+ }
+
+```
+
+```php
+返回查询页面";
+}else{
+ echo "删除失败！";
+}
+```
+
+
+
+
+
--
Gitee