Variable

overview

Remember these Terms

• Variable - a named box that holds a value.
• Declaration - tells the program a variable exists.
• Initialization - gives the variable its first value.
• Assignment - sets or changes the value using =.
• Type - the kind of data, like number, text, or boolean.
• Scope - where in code the variable can be used.
• Constant - a variable whose value should not change.
• Mutability - whether the variable’s value can change.