For Loop di Python

For loop di Python digunakan untuk mengiterasi iterable — list, string, range, dict, dll.

Iterasi Dasar

# Iterasi list
buah = ["apel", "jeruk", "mangga"]
for b in buah:
    print(b)

# Iterasi string
for huruf in "Python":
    print(huruf)

# Iterasi range
for i in range(5):     # 0, 1, 2, 3, 4
    print(i)

for i in range(2, 8):  # 2, 3, 4, 5, 6, 7
    print(i)

for i in range(0, 10, 2):  # 0, 2, 4, 6, 8
    print(i)

enumerate()

buah = ["apel", "jeruk", "mangga"]
for i, b in enumerate(buah):
    print(f"{i}: {b}")
# 0: apel
# 1: jeruk
# 2: mangga

Iterasi Dictionary

data = {"nama": "Budi", "umur": 25}
for key, value in data.items():
    print(f"{key}: {value}")