Importance syntax rules when working with JAVA – User friendly Tech help
Lets learn some of the basic and critical rules that we should know as JAVA developers.
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Being aware of a single shortcoming within yourself is far more useful than being aware of a thousand in someone else.
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1. Name of Class should start with uppercase letter.
nExample:-
nMyFirstClass rather than myfirstclass
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n2.Methods and variables of class should start with lower case (camel case)
nExample:-
nmyMethod is valid rather than MyMethod
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n3.Name of Class, variables and methods (all known as identifier) should always begin with alphabet or underscore.
nExample:-
n_myMethod is valid rather than 12myMethod
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nNote:- Java code will still work if we dont follow the above rules but its not recommended.
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n4.In built keywords of Java cannot be used as name of identifiers.
nExample:-
nwhile is invalid variable name as its defined keyword in java
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n5.All constant values should be defined in Uppercase letter.
nExample:-
npublic static final String UFTHELP = “Learn Technology”;
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n6.Each line of code should end with semicolon (;)
nExample:-
nMyClass obj = new MyClass();
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n7.Most important, JAVA is case sensitive.
nExample all the below variables are different for java:-
nfirstName, FIRSTNAME, FirstName
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nLearn Java
