Orion Language Reference

Basic Syntax

Variables

# Numbers
age = 25
pi = 3.14159

# Strings
name = "Orion"
message = 'Hello World'

# Booleans
is_active = True
is_complete = False

# Lists
numbers = [1, 2, 3, 4, 5]
mixed = [1, "hello", True]

# Dictionaries
person = {"name": "John", "age": 30}

Input/Output

# Display output
display "Hello, World!"
display variable_name
display 5 + 3

# Colored output
displayColoredText("Success!", "green")
displayColoredText("Error!", "red")

# Get user input
get name "What's your name? "
get age_str "Enter age: "
age = int(age_str)

Control Structures

# If statements
if age >= 18:
    display "Adult"
elif age >= 13:
    display "Teenager"
else:
    display "Child"

# For loops
for i in range(5):
    display i

for item in my_list:
    display item

# While loops
count = 0
while count < 5:
    display count
    count = count + 1

Functions

# Simple function
def greet():
    display "Hello!"

# Function with parameters
def greet_person(name):
    display "Hello, " + name + "!"

# Function with return value
def add(a, b):
    return a + b

# Call functions
greet()
greet_person("Alice")
result = add(5, 3)

Classes

class Person:
    def __init__(self, name, age):
        self.name = name
        self.age = age
    
    def greet(self):
        display "Hi, I'm " + self.name

# Create and use objects
person = Person("Alice", 25)
person.greet()
display person.name

Operators

Arithmetic

a + b    # Addition
a - b    # Subtraction
a * b    # Multiplication
a / b    # Division
a % b    # Modulo
a ** b   # Exponentiation

Comparison

a == b   # Equal
a != b   # Not equal
a < b    # Less than
a > b    # Greater than
a <= b   # Less than or equal
a >= b   # Greater than or equal

Logical

a and b  # Logical AND
a or b   # Logical OR
not a    # Logical NOT

Comments

# Single line comment

"""
Multi-line comment
Can span multiple lines
"""