C#: error on Convert.ToInt32(7b, 16);

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error on

C#

Convert.ToInt32(7b, 16);

Where 7b is in hexadecimal. I want conversion from hexadecimal to decimal

Posted 20-Mar-14 0:46am

DoingWork

Updated 20-Mar-14 0:47am

v2

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4 solutions

Solution 3

Try Convert.ToInt32("7b", 16);.
Quotes indicating string are missing.

Posted 20-Mar-14 0:55am

Abhinav S

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DoingWork 20-Mar-14 14:56pm

Yes you are right. I actullay passed here string type variable in which 7b is stored.

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CodeReady · Accepted Answer · 2014-03-20T00:51:00

Solution 1

I guess these links will solve your problem
How to convert numbers between hexadecimal and decimal in C#?[^]

C# convert integer to hex and back again[^]

Posted 20-Mar-14 0:51am

CodeReady

Updated 20-Mar-14 0:56am

v3

Sibasisjena · Accepted Answer · 2014-03-20T00:52:00

Solution 2

Please have a look on the bellow link :
How to convert numbers between hexadecimal and decimal in C#?[^]

Posted 20-Mar-14 0:52am

Sibasisjena

Updated 20-Mar-14 0:53am

v2

sankarsan parida · Accepted Answer · 2014-03-20T00:57:00

Hello you can do it following way

C#

//Convert.ToInt32(7b, 16);
           string hexValue = "7b";
           //First way
           int decValue = int.Parse(hexValue, System.Globalization.NumberStyles.HexNumber);
           //second way
           int decValue2 = Convert.ToInt32(hexValue, 16);