old_data = " a b c d 1 1 3 1 "
new_data = old_data.strip()
old_data2 = "com.123fa.comsfasf.comasdfrs324.com"
new_data2 = old_data2.strip(".com")
print(new_data)
print(new_data2)
a b c d 1 1 3 1
123fa.comsfasf.comasdfrs324
old_data = " a b c d 1 1 3 1 "
new_data = old_data.lstrip()
old_data2 = "com.123fasfasf asdfrs324.com"
new_data2 = old_data2.lstrip("com")
print(new_data)
print(new_data2)
a b c d 1 1 3 1
.123fasfasf asdfrs324.com
old_data = " a b c d 1 1 3 1 "
new_data = old_data.rstrip()
old_data2 = "com.123fasfasf asdfrs324.com"
new_data2 = old_data2.rstrip("com")
print(new_data)
print(new_data2)
a b c d 1 1 3 1
com.123fasfasf asdfrs324.
old_data = " a b c d 1 1 3 1 "
new_data = old_data.replace(" ","")
old_data2 = "com.123fasfasf asdfrs324.com"
new_data2 = old_data2.replace("a", "A", 2)
print(new_data)
print(new_data2)
abcd1131
com.123fAsfAsf asdfrs324.com
old_data = " a b c d 1 1 3 1 "
# 1.将字符串按空格分割成列表
new_data = old_data.split()
print(new_data)
# 2.使用join()将列表内容拼接成新的字符串
new_data = "".join(new_data)
print(new_data)
['a', 'b', 'c', 'd', '1', '1', '3', '1']
abcd1131
import re
old_data = " a b c d 1 1 3 1 "
# 去掉空格
new_data = re.sub(r"\s+", "", old_data)
old_data2 = "com.123fa.com sfasf.com asdfrs324.com"
# 将 com 替换为 www
new_data2 = re.sub(r"com", "www", old_data2)
print(new_data)
print(new_data2)
abcd1131
www.123fa.www sfasf.www asdfrs324.www
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本文系转载,前往查看
如有侵权,请联系 cloudcommunity@tencent.com 删除。