Variables « Language Basics « Ruby

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Ruby » Language Basics » Variables   1.  Storing Data in Variables 2.  Define a variable to hold an integer 3.  give a value a name by assigning it to a variable 4.  variables can point to any kind of object 5.  Variables allow you to write and use programs that work upon varying data. 6.  variables can also be assigned the results of an expression 7.  Doing a calculation 8.  create a variable and compare it with a number. 9.  Exchanging Values Without Using Temporary Variables 10.  Exchange three value with using new variables 11.  Assign values to more than one variable in one statement 12.  Assign constant array value to three variables 13.  Exchange value with an extra variable 14.  Math calculation 15.  x, y = 1, 2 # Same as x = 1; y = 2 16.  Swap the value of two variables 17.  Array elements automatically assigned to variables 18.  understand the difference between numbers and digits. 19.  Variables in a Class 20.  Prefix and variable type 21.  Interpolation with two variables 22.  Everything Is an Object 23.  Objects Might Have Their Own Methods

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