How to Convert Integers and Hexadecimal Values in C#?

In the conversion of integer and hexadecimal value in the integer and hexadecimal value in the c#

In the database operation, the use of hexadecimal production indicates that the user ID is very useful because it is simple and clear. This requires converting integer to hexadecimal, and vice versa.

Convert the integer (for example, 2934) to hexadecimal, please use the following code:

This will get "B76" in the hexadecimal value.

<code class="language-csharp">string hexValue = intValue.ToString("X");</code>

To convert the hexadecimal string back to the integer, please use the following code:

This will return the original integer 2934.

<code class="language-csharp">int intAgain = int.Parse(hexValue, System.Globalization.NumberStyles.HexNumber);</code>

To ensure that the hexadecimal representation has a specific number, the following variants can be used:

Specify 4 digits and fill zero -fill (uppercase)

• Specify 4 digits, and use the front -to -be zero -filled (lowercase) .ToString("X4")
• By achieving these conversion technologies, you can easily use the integer hexadecimal expressed in the database, and provide convenient abbreviations when users quoting their IDs. .ToString("x4")

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