In the above code, we use a for loop after splitting the string values, and then we put the condition“if state != remove_state”to include the elements that do not match theremove_statevalue. Python remove substring if exists using Regular Expressions (regex) We can also use Regular Expr...
Method 4: Remove Last Characters From the String Using “Regex” “Regular expressions”(regex) can be used to match patterns in strings and perform string operations. In Python, the “regex” can be applied to eliminate the final character from a string. Example The below code is used to ...
Method 2: Remove Commas From String in Python Using “re.sub()” Method The other way to eliminate the commas from the string in Python is by utilizing the “regex()” or “re” method. The “re” term is a regular expression that is the Python’s built-in method used to deal with...
to_remove))result=string.translate(translation_table)# Example 2: Using regex# Remove multiple characters from the stringcharacters_to_remove=['e','m','s','W',' ']pattern='['+''.join(characters_to_remove)+']'result=re.sub(pattern,'',string)# Example 3: Initialize the stringstring=...
new_string = string.replace(",", "",1) # print new_string print(new_string) OutputEnter strings to remove commas: I a,m Ankur I am Ankur 3. Remove Commas Using the regex() package We will use the regex() package to remove all commas from the strings in the Python program. regex...
Old String:'Hello,how are you ?'New String:'Hello, how are you?' Remove\nFrom String UsingregexMethod in Python To remove\nfrom the string, we can use there.sub()method. The below code example demonstrates how to remove\nusing there.sub()method.\nis the new line’s regular express ...
Remove Special Characters From the String in Python Using Regular Expression Regular expressions, often abbreviated as regex or regexp, offer a versatile and flexible way to work with strings. They allow you to define patterns that match specific sequences of characters, making them perfect for ide...
# Python3 code example# Remove space from string# Using regex() and sub()# Import Regular Expressions libraryimportre# Define pattern to removepattern = re.compile(r's+')# Initializing original stringoriginal ="This is test stechies"# Printing original stringprint("Original String: "+ original...
(?=[A-Z])：LookaheadAssert在下一个位置有一个大写字母
def delete_lines_with_string(filename, string): # 打开文件 file = open(filename, 'r') # 读取文件内容 lines = file.readlines() # 关闭文件 file.close() # 删除包含特定字符串的行 for line in lines: if string in line: lines.remove(line) # 重新写入文件 file = open(filename...