Validating drop down list
Here is a short how-to guide to get you started on data validation in excel.
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HTML5 defines a variety of new input types: sliders, number spinners, popup calendars, color choosers, autocompleting suggest boxes, and more.
This blog is started in 2007 and today has 450 articles and tutorials on using excel, making better charts.
Drop Down List is an list web server control that allow us to select a single item from a drop-down-list at a time. the following c# example code demonstrate us how can we validate a dropdownlist control in a web form.
An easy solution in Excel is to create your own dropdown list of choices pulled from a particular column on the same sheet or another sheet. First select the cell where you want your dropdown list to be created.
This input type lets you collect a number (either integer or floating point). The exact value is not displayed to the user unless you use Java Script.
Validating your data as you type can prevent any surprises when you are doing analysis / follow-up on the data. In-cell drop-down lists or combo boxes can assist you in picking up a value from a valid list to enter in a cell.
If you’re a big Excel user, then you may have found yourself in a situation where you wished you could have simply picked a value for a cell from a dropdown list of choices rather than having to copy and paste text between cells.
For example, let’s say you have an Excel sheet for your own personal budget and every time you enter a transaction on a new row, you type in whether its income or an expense.