<?
function counter() {
$conn=mysql_connect("localhost","phpbook","");
$sql="select *from counter";
$result=mysql_query($sql);
$objResult=mysql_fetch_object($result);
$count=$objResult->counter;
$sql="update counter set counter=".($count+1)." where id= 1";
mysql_query($sql,$conn);
return $count+1;
} echo counter();
?>看清楚了!
有区别。
function counter() {
$conn=mysql_connect("localhost","phpbook","");
$sql="select *from counter";
$result=mysql_query($sql);
$objResult=mysql_fetch_object($result);
$count=$objResult->counter;
$sql="update counter set counter=".($count+1)." where id= 1";
mysql_query($sql,$conn);
return $count+1;
} echo counter();
?>看清楚了!
有区别。
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----------------->>>>> $sql="select * from counter";
@mysql_select_db($dbase,$conn) or die ("Unable to select database");
可以加在"$conn=mysql_connect("localhost","phpbook","");"这行的后面
line 7
1
$sql="update counter set counter='".($count+1)."' where id= '1'";
(哇,怎么这么罗嗦)
line 7
1
<?
function counter() {
$conn=mysql_connect("localhost","phpbook","");
@mysql_select_db($dbName);
$sql="select * from counter";
$result=mysql_query($sql);
$objResult=mysql_fetch_array($result);
$count=$objResult->counter;
$sql="update counter set counter=".($count+1)." where id= 1";
mysql_query($sql,$conn);
return $count+1;
} echo counter();
?>