how to run java file from command line code example

Example 1: run java file

javac hello.java

Example 2: cmd java compile

javac MyFisrtProgam.java // enter to compile 
  java MyfirstProgram // run program

Example 3: compile java

// compile
> javac myCode.java
// run
> java myCode

Example 4: run java from terminal

//Run this line to compile
javac programName.java

//Run this line to run
java programName

Example 5: how to run a java file in terminal

javac FirstJavaProgram.java