s="hello"字符串首字母大写:prints.capitalize()# Capitalize a string; prints "Hello"字符串全部字母大写:prints.upper()# Convert a string to uppercase; prints "HELLO"字符串替换:prints.replace('l','(ell)')# Replace all instances of one substring with another;去掉字符串中前后的空格:print' worl...
字符串全部字母大写:print s.upper() # Convert a string to uppercase; prints "HELLO" 字符串替换:print s.replace('l', '(ell)') # Replace all instances of one substring with another; 去掉字符串中前后的空格:print ' world '.strip() # Strip leading and trailing whitespace; prints "world" ...
padding with spaces;prints.center(7) # Center astring, padding with spaces; printsprints.replace('l','(ell)') # Replace all instances of one substri
print(s.center(7)) # Center a string, padding with spaces; prints " hello " print(s.replace('l', '(ell)')) # Replace all instances of one substring with another; # prints "he(ell)(ell)o" print(' world '.strip()) # Strip leading and trailing whitespace; prints "world" 1. 2...
We can use functions like replace(), sub(), subn(), translate(), and maketrans() in Python to replace multiple characters in a string. Q4. What arguments does replace() require? replace() takes the old substring we want to replace and the new substring to replace all instances of the...
replace('l', '(ell)')) # Replace all instances of one substring with another; # prints "he(ell)(ell)o" print(' world '.strip()) # Strip leading and trailing whitespace; prints "world" 你可以在文档查看所有字符串方法。 容器 Python有以下几种容器类型:列表(lists)、字典(dictionaries)、...
(7) #Right-justify a string, paddingwithspaces; prints" hello"print s.center(7) # Center a string, paddingwithspaces; prints" hello "print s.replace('l','(ell)') #Replaceallinstancesofonesubstringwithanother;# prints"he(ell)(ell)o"print' world '.strip() # Strip leadingandtrailing ...
prints "HELLO"print(s.rjust(7)) # Right-justify a string, padding with spaces; prints " hello"print(s.center(7)) # Center a string, padding with spaces; prints " hello "print(s.replace('l', '(ell)')) # Replace all instances of one substring with another...
# Replace all instances of one substring with another; # prints "he(ell)(ell)o" print ' world '.strip() # Strip leading and trailing whitespace; prints "world" 你可以在这篇文章中找到包含string对象所有方法的列表。 Containers Python包含了几个内置的容器类型:lists, dictionaries, sets, and tupl...
def count(s, sub): result = 0 for i in range(len(s) + 1 - len(sub)): result += (s[i:i + len(sub)] == sub) return result The behavior is due to the matching of empty substring('') with slices of length 0 in the original string.Contributing...