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SUBSTRING
Constructs a new variable that contains a substring.
Syntax
<SUBSTRING STR="string value
" OUTSTR="outstring name
" [INDEX="OFFSET
"] [ENDINDEX="END_OFFSET
"]/>Parameters
STR (required)
- String containing substring.
OUTSTR (required)
- Name of variable to contain substring.
INDEX (optional)
- Beginning offset in
STR
. The default for this parameter is0
.
ENDINDEX (optional)
- Ending offset in
STR
. The default for this parameter is the length ofSTR
.
Description
The
SUBSTRING
tag constructs a new variable containing a substring. For more information about variables, Sites Developer's Guide.Error Numbers
The possible values of
errno
include:
Value Description -50 Bad start index. -51 Bad end index. -52 Empty output string.Example
This example places the value "This is a test" in
NewString
. The value of the variableNewString
istest
after this tag executes. An error is set if either of the supplied index values is out of range.
<SETVAR NAME="errno" VALUE="0"/> <SUBSTRING STR="This is a test" OUTSTR="NewString" INDEX="10" ENDINDEX="14"/> <IF COND="IsError.Variables.errno=true"> <THEN> <!--Handle error--> </THEN> </IF>See Also
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Oracle XML Tag Reference
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