day01 python基础
name = " aleX"
print(name.strip()) # 1
print(name.startswith('al')) # 2
print(name.endswith('X')) # 3
print(name.replace('l', 'p')) # 4
print(name.split('l')) # 5
print(name.lower()) # 6
print(name.upper()) # 7
print(name[2]) # 8
print(name[0:4]) # 9
print(name[-2:]) # 10
count = 0
name_list = list(name)
for each_char in name_list:
count += 1
if each_char == "e":
print(name, count) # 11
print(name[:-1]) # 12
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