Ò׽ؽØÍ¼Èí¼þ¡¢µ¥Îļþ¡¢Ãâ°²×°¡¢´¿ÂÌÉ«¡¢½ö160KB

asp CintÒç³ö

VBSÀ³¬³öIntegerÀàÐ͵Äȡֵ·¶Î§£¬¸ÃÀàÐ͵Äȡֵ·¶Î§Îª-32,768 µ½ 32,767 Ö®¼äµÄÕûÊý¡£
³ö´íµÄ¸ùÔ´£º
ÔÚASPÀÓÐʱºòΪÁË·ÂÖ¹×¢È룬ËùÒÔÔÚ½ÓÊÕ²ÎÊýµÄʱºòÖ±½ÓʹÓÃCintº¯Êý°Ñ½Ó¹ýÀ´µÄ²ÎÊýת»»ÎªInteger£¨Êý×Ö£©ÀàÐÍ£¬Õâ¾Í´æÔÚÒ»¸öDZÔÚÎÊÌ⣬µ±Ò³Ãæ½ÓÊÕµÄij¸ö²ÎÊý£¨Request("xxx")£©³¬¹ýȡֵ·¶Î§Ê±£¨¿É¼òµ¥Àí½âΪ5λÊý×Ö£©£¬¾Í»á·¢Éú´Ë´íÎó¡£Õâ¸öÊÇÖ»Óгõ¼¶³ÌÐòÔ±»á·¶µÄ´íÎó¡£
VBSÀ³¬³öIntegerÀàÐ͵Äȡֵ·¶Î§£¬¸ÃÀàÐ͵Äȡֵ·¶Î§Îª-32,768 µ½ 32,767 Ö®¼äµÄÕûÊý¡£
  cint·¶Î§   -32,768   µ½   32,767¡£  £¨5λÕûÊý£©
  clng·¶Î§   -2,147,483,648   µ½   2,147,483,647¡£
  CCur·¶Î§   -922,337,203,685,477.5808 µ½ 922,337,203,685,477.5807£¨15λÊý£©
½â¾ö°ì·¨£º
ÓÐÁ½¸ö·½°¸£º
Ò»£¬¿ìËÙ½â¾ö·½°¸£¬´ò¿ª³ö´íµÄÒ³Ãæ£¬°ÑËùÓеÄCintº¯Êý»»ÎªCCurº¯Êý£¨Óøö×Ö·ûÌæ»»Èí¼þ£¬°ÑCint»»ÎªCCur£©¡£×ª»»ºó£¬È¡Öµ·¶Î§½«´Ó-32,768 µ½ 32,767 £¨5λÕûÊý£©ÌáÉýµ½-922,337,203,685,477.5808 µ½ 922,337,203,685,477.5807£¨15λÊý£©£¬µ«´Ë·¨Ò²ÓÐDZÔÚÎÊÌ⣬Èç¹û½ÓÊÕÊýÖµ³¬¹ý15룬ÄÇÒ²»áÒç³ö£¬²»¹ýÈç¹ûÖ»ÊÇ´¦ÀíID×ֶΣ¨Èç¹ûÊý¾Ý¿âÀïÓУ¬¶øÇÒ³ö´íµÄÊÇÕâ¸ö£©£¬ÄÇô¿ÉÒÔ·ÅÐÄ£¬Êý¾ÝÒª´ïµ½15λÊý»¹ÊÇÐèÒªºÜ³¤Ê±¼äµÄ¡£
¶þ£¬ÍêÃÀ½â¾ö·½°¸£¬²»ÒªÔÙʹÓÃCint¡¢CCur¡¢ClngÒ»ÀàµÄת»»º¯Êý£¬¶øÓ¦¸ÃʹÓÃIsNumeric º¯ÊýÀ´½øÐÐÅжϣ¬´Ë·¨ÐèÒªÓÐÒ»¶¨µÄ±à³ÌÄÜÁ¦Ê±Ðк¯ÊýÐ޸ġ£


Ïà¹ØÎĵµ£º

vfp/(asp/vfpdll/Sql)

ÒÔÏÂÊÇ·¢ÔÚ÷×ÓÂÛ̳µÄÌù×Ó£¬×ª·¢¹ýÀ´£¬Ï£Íû¸øÓõÃ×ŵĺüÓѲο¼¡£
ÎҵijÌÐòÒÔǰһֱÊÇÓû¨Éú¿Ç°ó¶¨IPʵÏÖµÄÔ¶³Ì£¬ÓÉÓÚ¿Í»§·þÎñÆ÷ºÍ¿Í»§¶Ë¶¼ÊÇͨ¹ý¿í´øÉÏÍø£¬Ò»°ãµÄ²Ù×÷£¨¿ª½ø»õµ¥¡¢ÏúÊÛµ¥µÈ£©ËÙ¶ÈÒ²»¹²»´í£¬µ«ÊÇÔÚÔ¶³Ì¿Í»§¶ËÐÞ¸ÄÉÌÆ·×ÊÁÏ£¨10000¶àÌõ¼Ç¼£©¡¢²éѯһ¶ÎʱÆÚµÄ½øÏú´æÁ÷Ë®£¨Ò»ÖÜ5000ÌõÒÔÉÏ£©µÈÉæ¼°µ½È¡¼Ç¼Á¿´óµ ......

·ÅÈëconn.aspÖÐ(¾Ü¾ø¹¥»÷ ÍòÄÜAsp·À×¢Èë´úÂë)


·ÅÈëconn.aspÖÐ(¾Ü¾ø¹¥»÷ ÍòÄÜAsp·À×¢Èë´úÂë)
·ÅÈëconn.aspÖÐ(¾Ü¾ø¹¥»÷ ÍòÄÜAsp·À×¢Èë´úÂë)
µÚÒ»ÖÖ£º
squery=lcase(Request.ServerVariables("QUERY_STRING"))
sURL=lcase(Request.ServerVariables("HTTP_HOST"))
 
SQL_injdata =":|;|>|<|--|sp_|xp_|\|dir|cmd|^|(|)|+|$|'|copy|format|and|exec| ......

asp»áÔ±×¢²áºó×Ô¶¯µÇ½

<%
set rs=server.createobject("adodb.recordset")
sql="select * from YONGHU where (ID is null)"
rs.open sql,conn,1,3
rs.addnew
rs("USERNAME")=request("username")
rs.update
rs.close
set rs=nothing
conn.close 
set conn=nothing
session("username")=rs("name")
    respo ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ