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No.

int my variable; <- not a valid declaration

Java naming conventions say that you should use capital letters to differentiate words in a variable name.

int myVariable; <- valid!

Note that you can use the _ (underscore) character, as well, though some people suggest avoiding this.

int my_variable; <- also valid!

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Q: Can variable names can have spaces between them?
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Is there allowed to be spaces in HTML coding?

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How and why are variable names used in programming to process data?

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In a DOS batch file how do you copy a local variable to a global variable?

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Is there allowed to be spaces in HTML coding?

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How and why are variable names used in programming to process data?

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