converting tag number to int

Posted by Ehtesham Sajed on Stack Overflow See other posts from Stack Overflow or by Ehtesham Sajed
Published on 2011-01-14T17:52:36Z Indexed on 2011/01/14 17:53 UTC
Read the original article Hit count: 232

Filed under:

tags

|

data-type-conversion

i m using Visual C++2008. i've assigned tag value=2 of all buttons from button property(using drag n drop). now i want to make some math calculation with tag value. need to change it in int. what is the default data type tag? i used this code, //code sample if(((int)this->button1->Tag)((int)this->button2->Tag)((int)this->button3->Tag)==50) { ........ //i.e, if tag value of button1*tag value of button2*tag value of button 3==50 then... ........ }

generated following run time error on a messegebox An unhandled exception of type 'System.InvalidCastException' occurred in learncpp1.exe

Additional information: Specified cast is not valid.

© Stack Overflow or respective owner

Related posts about tags

Strip tags (with tags inside attributes and nested tags) using javascript

as seen on Stack Overflow - Search for 'Stack Overflow'
What the fastest (in performance) way to strip strings from tags, most solution i've tried that uses regexp not resulting correct values for tags inside attributes (yes, i know it's wrong), example test case: var str = "<div data-content='yo! press this: <br/> <button type=\"button\"><i… >>> More
Website Title Tags For SEO - Creating Excellent Title Tags

as seen on Ezine Articles - Search for 'Ezine Articles'
What are title tags? One of the most basic, but important things you can do for your website (in terms of search engine optimisation - SEO), is to ensure that each and every page has its own unique, keyword rich title tag. The title tag can be found at the top of your source code within the and … >>> More
Inserting Ending Tags For Missing Tags In html.

as seen on Stack Overflow - Search for 'Stack Overflow'
How to insert the ending html tags where there are missing ending tags ? Like <tr> <td>Index No.</td><td>Name</td> <tr> <td>1</td><td>Harikrishna</td> Where two missing ending tags.That is "/tr".Now in this case how to Search where… >>> More
RegEx match open tags except XHTML self-contained tags

as seen on Stack Overflow - Search for 'Stack Overflow'
I need to match all of these opening tags: <p> <a href="foo"> But not these: <br /> <hr class="foo" /> I came up with this and wanted to make sure I've got it right. I am only capturing the a-z. <([a-z]+) *[^/]*?> I believe it says: Find a less-than, then Find… >>> More
Understanding WordProcessingML tags and avoid unnecessary tags

as seen on Stack Overflow - Search for 'Stack Overflow'
Hi, I am using MS Word API to generate .docx which contains the data fetched from DB, in which i am applying the respective styles, fonts, symbols, etc. If the data fetched from the DB is quite huge, then there is a problem in displaying those data in the .docx file. I found that internally MS Word… >>> More

Related posts about data-type-conversion

SQL Authority News – Download SQL Server Data Type Conversion Chart

as seen on SQL Authority - Search for 'SQL Authority'
Datatypes are very important concepts of SQL Server and there are quite often need to convert them from one datatypes to another datatype. I have seen that deveoper often get confused when they have to convert the datatype. There are two important concept when it is about datatype conversion. Implicit… >>> More
Validating String Characters as Numeric w/ Pascal (FastReport 4)

as seen on Stack Overflow - Search for 'Stack Overflow'
I'm new to Pascal and FastReport. This question can probably be answered without knowledge of FastReport. Pascal is Delphi. FastReport4. I have a text box accepting an 8 character string as input. Each character should be numeric. I'm attempting to validate each character as numeric. I've tried using… >>> More
Generic function to handle DataType Conversion

as seen on Stack Overflow - Search for 'Stack Overflow'
I have the following function in C#, that I want to pass a MySQL DataReader value/object. If the value of the object passed is a DBNull I need to handle it and return a Null value of that data type e.g null int. Otherwise I want to convert the returned value like Convert.ToInt32(value) or similar… >>> More
Using pow() for large number

as seen on Stack Overflow - Search for 'Stack Overflow'
I am trying to solve a problem, a part of which requires me to calculate (2^n)%1000000007 , where n<=10^9. But my following code gives me output "0" even for input like n=99. Is there anyway other than having a loop which multilplies the output by 2 every time and finding the modulo every time… >>> More
converting tag number to int

as seen on Stack Overflow - Search for 'Stack Overflow'
i m using Visual C++2008. i've assigned tag value=2 of all buttons from button property(using drag n drop). now i want to make some math calculation with tag value. need to change it in int. what is the default data type tag? i used this code, //code sample if(((int)this-button1-Tag)((int)this-button2-Tag)((int)this-button3-Tag)==50) { … >>> More