| Page Item | Value |
| Title | Handling Multi-Select Input Boxes With ASP |
| Description | Sample VBScript (ASP) code showing how to use multi-select input boxes on web pages> |
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| Page Content | ASP Kitchen Search: Go Home | ASP Articles | ASP.NET Articles | Tools | Table Of Contents | What's New ASP Kitchen : ASPWatch.com articles : Handling Multi-Select Input Boxes With ASP Handling Multi-Select Input Boxes With ASP Introduction The multi-select type of drop-down menu is useful if you want web site visitors to be able to select one or more items from a list. Creating the web form An example form is shown below: To make such a web form, cut and paste the following HTML code into a page called multiselect.asp: P B Select one or more flavors from the list below /B /P FORM NAME= multiselectform METHOD= post ACTION= multiselect.asp SELECT NAME= flavor MULTIPLE SIZE= 7 OPTION VALUE= apricot apricot /OPTION OPTION VALUE= banana banana /OPTION OPTION VALUE= lime lime /OPTION OPTION VALUE= orange orange /OPTION OPTION VALUE= pineapple pineapple /OPTION OPTION VALUE= strawberry strawberry /OPTION OPTION VALUE= watermelon watermelon /OPTION /SELECT INPUT TYPE= submit VALUE= Order flavor(s) NAME= submitbutton /FORM Having done this, add some VBScript ASP code to the same page to decode the data sent to the page via POST when the form is submitted. The following ASP code snippets will enable the submitted data to be manipulated: Extracting a list of requested flavors Use the following code to display the flavors that were selected in the flavor drop-down list. % For a = 1 to Request.Form( flavor ).Count Response.Write( The flavor Request.Form( flavor )(a) was selected BR ) Next % Finding out how many flavors were selected It is also possible to find out how many flavors were selected: % Response.Write(Request.Form( flavor ).Count flavors were selected ) % Or by using a slightly more sophisticated version: % If Request.Form( flavor ).Count = 1 then Response.Write(Request.Form( flavor ).Count flavors were selected ) Else Response.Write( No flavors were selected ) End If % Further Reading Sams Teach Yourself Web Development With ASP in 24 Hours . Start learning ASP with this introductory guide. Random Image Selector . A useful VBScript function to select a random image from a folder full of images. Useful Development Tools ASP Documentation Tool Automatically creates developer documentation for ASP 2.0 and 3.0 web applications written in VBScript and JScript. Documentation for Microsoft Access, SQL Server 7/2000 databases and Visual Basic 6.0 components associated with the web application can also be incorporated into the reports. Documentation is created in HTML, HTML Help and plain text formats. View Sample Output (HTML Help format). View Sample Output (HTML Format). Download Trial Version (5.2Mb ZIP file). Index Server Companion The Index Server Companion is a Windows application that extends the functionality of Microsoft Index Server so that it is able to index content from remote websites and also from ODBC databases. As such it can be used as a low cost alternative to Site Server 3.0 Search. View Product Documentation (119K ZIP file). Try Sample Search Facility . Download Trial Version (1.7Mb ZIP file). 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The Website Utility The Website Utility examines websites for errors and areas that need to be optimised for search engines by using a built in web crawling engine. Errors checked for include broken or moved hyperlinks, missing page titles and missing meta tags. It also generates HTML for use in creating website site maps (table of contents pages - like this one ), and is able to create both client-side JavaScript Search Engines and server-side ASP Search Engines for a website. View Sample Output (HTML Format). Download Trial Version (3Mb ZIP file). Text Workbench Text Workbench is a file search and replacement utility for text files and Microsoft Office documents. Make rapid file replacements on multiple files and folders full of files. Advanced replacement options include regular expressions support. It even works on remote file systems via FTP. A Regular Expression Laboratory allows advanced pattern matching and replacement expressions to be built and tested. This great utility will make your everyday development tasks much easier! Download Trial Version (3Mb ZIP file; you have the option to either install directly from this link or save the file for later installation). Author details Brett Burridge spent two years working in the University of Essex Computing Service, before moving to The Internet Applications Group in the Autumn of 1999, where he developed e-Business applications for a range of corporate clients and dot-com start ups. Brett is presently employed as an Internet developer and technical writer through his own company, Winnersh Triangle Web Solutions Limited . The company produces a number of innovative products, including the popular ASP Documentation Tool , the Index Server Companion , the ASP.NET Documentation Tool , the SQL Server Documentation Tool and The Website Utility . The company is also available for web application design and development at reasonable rates, primarily using Microsoft technologies (ASP, ASP.NET, Visual Basic, SQL Server) but also using open source technologies such as PHP, MySQL and Perl. Specialist services include development of search solutions using Microsoft's Index Server and Site Server 3.0 Search. As well as the ASPAlliance, Brett has written articles for Ariadne.ac.uk and ASPToday , and has contributed recipes to the ASP.NET Developer's Cookbook . links Outside web development, Brett is interested in digital photography (here's my photo gallery ), tropical fishkeeping and collecting contemporary works of art by artists such as Doug Hyde . Article history Handling multi-select input boxes with ASP originally published on ASPWatch.com on September 15 1999. Republished on ASPAlliance.com on 1 October 2001. ASP Kitchen : ASPWatch.com articles : Handling Multi-Select Input Boxes With ASP
page content copyright Brett Burridge 1998 - 2004. |
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