Top Questions

1. How can I check in C# in the easiest way whether a variable is equal to one of the elements of a list? I want to do that without a long OR expression
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   4 answers
2. I can read out in my Blazor server app, the selected item of a select box. Is it also possible to read out the index number of the selected item?
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3. How can I perform a function related to a razor page input field's onchange event in Blazor Serv. App? (I have to use the input value in the function)
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4. How can I clear a text type Input field in my Blazor server app? The field is not cleared when I clear the related string variable
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5. How can I read the Data Block structure of S7-300 PLC from the SUBBLK.DBT file of the S7-Project with C#
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