ASP

String

request to get left side of string :: count by setting number

Form:: Left(Txt,n)

calling left side of string and returning characters from string::
request 7 characters from "welcome learning" as the string
(one Chinese character = 2 English characters)

ASP

String

request to get right side of string :: count by setting number

calling begin from the right side of 
string and returning characters from 

string:: request 8 characters from "welcome learning" 
as the string (one Chinese character space= 2 English characters)

ASP

String

String text length (counting characters include space)

Len(X): to count the total length of a string X

example: often be used at submit required
a length of characters limitation

usage: often combines with Trim(X), Right(X,n), Left(X,n), Min(X,m,n)
--------------------------------
do not use length(________)
do not use len("_______")

ASP

String

Mid(string,start[,length])

Form:: Mid(string,start[,length])
Mid(Txt,n)
Mid(Txt,n,m)
Txt  is  string
n     is  starting place
m    is   length .... is not necessary : no length = to the end

ASP

String

split long strings by any " string "

strArray = Split(Longstr, "str")

ASP

String

Replace

ASP

String

ASP : Trim( string )

To delete two spaces at the beginning and the end.

######
but trim may not prevent chr(255)　
asc: "Alt+255"

ASP

String

like '%xampl%'  to search for a pattern

like '%_____%'