From 003f56178f6afc0484f8b7ae81821a02689c39e8 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?=E6=B1=A4=E4=BA=A6=E5=87=A1?= <1044020597@qq.com> Date: Wed, 18 May 2022 11:27:53 +0000 Subject: [PATCH 1/4] =?UTF-8?q?update=20=E6=B1=A4=E4=BA=A6=E5=87=A1/202205?= =?UTF-8?q?18-PHP=E6=96=87=E4=BB=B6=E4=B8=8A=E4=BC=A0=E5=92=8C=E5=BC=82?= =?UTF-8?q?=E5=B8=B8=E5=A4=84=E7=90=86.md.?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- ...214\345\274\202\345\270\270\345\244\204\347\220\206.md" | 7 +++++++ 1 file changed, 7 insertions(+) diff --git "a/\346\261\244\344\272\246\345\207\241/20220518-PHP\346\226\207\344\273\266\344\270\212\344\274\240\345\222\214\345\274\202\345\270\270\345\244\204\347\220\206.md" "b/\346\261\244\344\272\246\345\207\241/20220518-PHP\346\226\207\344\273\266\344\270\212\344\274\240\345\222\214\345\274\202\345\270\270\345\244\204\347\220\206.md" index a502b65..5ecc1e9 100644 --- "a/\346\261\244\344\272\246\345\207\241/20220518-PHP\346\226\207\344\273\266\344\270\212\344\274\240\345\222\214\345\274\202\345\270\270\345\244\204\347\220\206.md" +++ "b/\346\261\244\344\272\246\345\207\241/20220518-PHP\346\226\207\344\273\266\344\270\212\344\274\240\345\222\214\345\274\202\345\270\270\345\244\204\347\220\206.md" @@ -30,8 +30,15 @@ if ($error==0){ }else{ echo "
"; echo "文件上传成功"; + echo "上传文件名: " . $_FILES['files']['name'] . "
"; + echo "文件类型: " . $_FILES['files']['type'] . "
"; + echo "文件大小: " . ($_FILES['files']['size'] / 1024) . " kB
"; + echo "文件临时存储的位置: " . $_FILES['files']['tmp_name']; echo "
"; } +}else{ + echo "错误：" . $_FILES['files']['error'] . "
"; + } $str=array("pdf","word"); $name=$_FILES['files']['name']; -- Gitee From c5003a04f8a0ae79fd2fa2d91e7d384fdc6076ed Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?=E6=B1=A4=E4=BA=A6=E5=87=A1?= <1044020597@qq.com> Date: Wed, 18 May 2022 11:29:43 +0000 Subject: [PATCH 2/4] =?UTF-8?q?update=20=E6=B1=A4=E4=BA=A6=E5=87=A1/202205?= =?UTF-8?q?18-PHP=E6=96=87=E4=BB=B6=E4=B8=8A=E4=BC=A0=E5=92=8C=E5=BC=82?= =?UTF-8?q?=E5=B8=B8=E5=A4=84=E7=90=86.md.?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- ...\222\214\345\274\202\345\270\270\345\244\204\347\220\206.md" | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git "a/\346\261\244\344\272\246\345\207\241/20220518-PHP\346\226\207\344\273\266\344\270\212\344\274\240\345\222\214\345\274\202\345\270\270\345\244\204\347\220\206.md" "b/\346\261\244\344\272\246\345\207\241/20220518-PHP\346\226\207\344\273\266\344\270\212\344\274\240\345\222\214\345\274\202\345\270\270\345\244\204\347\220\206.md" index 5ecc1e9..9ba8af1 100644 --- "a/\346\261\244\344\272\246\345\207\241/20220518-PHP\346\226\207\344\273\266\344\270\212\344\274\240\345\222\214\345\274\202\345\270\270\345\244\204\347\220\206.md" +++ "b/\346\261\244\344\272\246\345\207\241/20220518-PHP\346\226\207\344\273\266\344\270\212\344\274\240\345\222\214\345\274\202\345\270\270\345\244\204\347\220\206.md" @@ -32,7 +32,7 @@ if ($error==0){ echo "文件上传成功"; echo "上传文件名: " . $_FILES['files']['name'] . "
"; echo "文件类型: " . $_FILES['files']['type'] . "
"; - echo "文件大小: " . ($_FILES['files']['size'] / 1024) . " kB
"; + echo "文件大小: " . ($_FILES['files']['size'] / 1024/1024) . " m
"; echo "文件临时存储的位置: " . $_FILES['files']['tmp_name']; echo "
"; } -- Gitee From b2b483e80b13a4557ea2c00bc548b3ec79cbf113 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?=E6=B1=A4=E4=BA=A6=E5=87=A1?= <1044020597@qq.com> Date: Wed, 18 May 2022 11:43:42 +0000 Subject: [PATCH 3/4] =?UTF-8?q?update=20=E6=B1=A4=E4=BA=A6=E5=87=A1/202205?= =?UTF-8?q?18-PHP=E6=96=87=E4=BB=B6=E4=B8=8A=E4=BC=A0=E5=92=8C=E5=BC=82?= =?UTF-8?q?=E5=B8=B8=E5=A4=84=E7=90=86.md.?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- ...\214\345\274\202\345\270\270\345\244\204\347\220\206.md" | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git "a/\346\261\244\344\272\246\345\207\241/20220518-PHP\346\226\207\344\273\266\344\270\212\344\274\240\345\222\214\345\274\202\345\270\270\345\244\204\347\220\206.md" "b/\346\261\244\344\272\246\345\207\241/20220518-PHP\346\226\207\344\273\266\344\270\212\344\274\240\345\222\214\345\274\202\345\270\270\345\244\204\347\220\206.md" index 9ba8af1..b63085f 100644 --- "a/\346\261\244\344\272\246\345\207\241/20220518-PHP\346\226\207\344\273\266\344\270\212\344\274\240\345\222\214\345\274\202\345\270\270\345\244\204\347\220\206.md" +++ "b/\346\261\244\344\272\246\345\207\241/20220518-PHP\346\226\207\344\273\266\344\270\212\344\274\240\345\222\214\345\274\202\345\270\270\345\244\204\347\220\206.md" @@ -42,9 +42,9 @@ if ($error==0){ } $str=array("pdf","word"); $name=$_FILES['files']['name']; -$nameArr =explode(".",$name); -$nameLast =end($nameArr); -$result=in_array($nameLast,$str); +$nameArr =explode(".",$name);//explode() 函数把字符串打散为数组。 +$nameLast =end($nameArr);//end()将数组内部指针指向最后一个元素，并返回该元素的值 +$result=in_array($nameLast,$str);//in_array()检查数组中是否存在的某个值 if (!$result){ echo "该文件不符合上传的类型"; }else{ -- Gitee From 49bb68f02a16324fa745e2255331777f10f23f15 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?=E6=B1=A4=E4=BA=A6=E5=87=A1?= <1044020597@qq.com> Date: Mon, 23 May 2022 15:38:45 +0000 Subject: [PATCH 4/4] 1 --- ...6\345\272\223\345\272\224\347\224\250.txt" | 30 +++++++++++++++++++ 1 file changed, 30 insertions(+) create mode 100644 "\346\261\244\344\272\246\345\207\241/20220523-php\346\225\260\346\215\256\345\272\223\345\272\224\347\224\250.txt" diff --git "a/\346\261\244\344\272\246\345\207\241/20220523-php\346\225\260\346\215\256\345\272\223\345\272\224\347\224\250.txt" "b/\346\261\244\344\272\246\345\207\241/20220523-php\346\225\260\346\215\256\345\272\223\345\272\224\347\224\250.txt" new file mode 100644 index 0000000..5f32b40 --- /dev/null +++ "b/\346\261\244\344\272\246\345\207\241/20220523-php\346\225\260\346\215\256\345\272\223\345\272\224\347\224\250.txt" @@ -0,0 +1,30 @@ +```mysql +-- Mysql½studentݿ⣬иѧϢuserṹ +CREATE DATABASE student CHARSET utf8; +use student; +CREATE table user( +id int PRIMARY key auto_increment, +name VARCHAR(20) not null, +score DECIMAL(5,2) not null +); +INSERT into user VALUES (1,"С",98.5),(2,"",75.5),(3,"µʤ",66); +``` +```php +"; +//} +$ins="insert into user values(4,'',25.5)"; +$result=mysqli_query($a,$ins) or die("޸ʧ".mysqli_error($a)); +$del="delete from user where id=3"; +$result=mysqli_query($a,$del) or die("޸ʧ".mysqli_error($a)); +mysqli_close($a); -- Gitee