Functions
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Functions in programming have a definition including a return value, name, parameter list, and body of statements. To declare a function, the def keyword is used followed by the function name and parameters in parentheses. Functions are called by writing the function name followed by parentheses containing any parameters and can return a value.
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Functions
- 1. FUNCTIONS
- 2. FUNCTION DEFINITION Definition includes: return value: the value the function returns to the part of the program that called it name: name of the function. Function names follow same rules as variables parameter list: variables containing values passed to the function body: statements that perform the function’s task
- 3. DECLARING FUNCTION Functions just like variables can return(store) a value Code: Declaring a Function: def functionName (Parameters): Function Body return *if necessary Common Errors: function names are case sensitive, Trying to return a value with no return statement
- 4. CALLING A FUNCTION Functions just like variables need to be called in order to be invoked Code: Declaring a Function: functionName (Parameters)
- 5. WRITE AND CALLING FUNCTIONS EXAMPLE