What do you mean by identifier expected

The next line of the error message which says "found" tells you what you incorrectly tried to use to call the method. In this example, we invoked the method using a double , then an int , and then a String -- which is the wrong order! We can fix this by ensuring that the number and ordering of the method parameters is correct:.

Since we have a curly brace problem, however, the code will not be properly indented. Search for the place in the file where the indentation first becomes incorrect. This is where your error is happening! We can fix this by placing the print statement before the return so it can be executed:. Choose another name for your class, like IfTesting. By convention, all class names start with an upper-case letter.

The full details for what is and isn't a valid Java identifier are found in the Java Language Specification. In short, it can't be a keyword , true , false , or null. You shouldn't call a class "if". It's a reserved Java keyword that you're using in your program, BTW. You can't name your class if, as it's a keyword. Check this for more examples. How are we doing? Please help us improve Stack Overflow. Take our short survey. Stack Overflow for Teams — Collaborate and share knowledge with a private group.

Create a free Team What is Teams? Collectives on Stack Overflow. Learn more. Ask Question. Asked 10 years, 3 months ago. Active 4 years, 10 months ago. Viewed 34k times. Tarrant Tarrant 2 2 gold badges 4 4 silver badges 9 9 bronze badges. It'd be helpful if you posted the exact compiler errors. Check the Java Language Keywords : download.

All these errors are detected by compiler and thus are known as compile-time errors. In some usages, an error is synonymous with a mistake.

It is affected by sample size, population size, and percentage. Skip to content Helpful tips. May 5, Joe Ford.