String methods in Python
| capitalize() | Change to upper case for the first char |
| center() | Center the string by using filling chars |
| casefold() | Change to lower case for all upper case chars in a string |
| count() | Counting Presence of sub string inside main string |
| endswith() | Checking if string ends with input string |
| expandtabs() | Checking if string ends with input string |
| find() | Case sensitive string search |
| index() | Case sensitive string search |
| isalnum() | Check if all chars are alphanumeric in a string |
| isalpha() | Check if all chars are alphabets in a string |
| isdecimal() | Check if all chars are decimal numbers in a string |
| isdigit() | Check if all chars are digits in a string |
| isidentifier() | Check if the string is identifier |
| islower() | Check if all chars are lower case only |
| isnumeric() | Check if all chars are numeric |
| isprintable() | Check if all chars are printable or not |
| isspace() | Check if all chars are whitespace or not |
| istitle() | Check if all words starts with upper case letters |
| isupper() | Check if all chars are upper case letters |
| join() | Join elements of a iterable object |
| ljust() | Left Justifying the string |
| lower() | Change all upper case to lower case chars |
| lstrip() | Removes space or char from left side of the string |
| partition() | Breaking string by using search word |
| replace() | search and replace string inside a main string |
| rfind() | search from right and returns the position of the matching string |
| rindex() | search from right and returns the position of the matching string |
| rjust() | Right Justify the string |
| rpartition() | Breaking string by using search word from right |
| rsplit() | Breaking string by using delimiter |
| rstrip() | Removing chars from right side |
| split() | Split the string using delimiters |
| splitlines() | Break the string using line breaks |
| startswith() | Check if string is starting with or not |
| strip() | Remove space or char from left or right of the string |
| title() | First char of each word to upper case letter |
| translate() | Mapping chars of a string |
| upper() | Change all lower case to upper case letter |
| zfill() | fill the left of the string with zeros |
- Exercise on String methods
- Display one input string after adding x zeros, where x is equal to half of the length of the string
- Read one html page ( use one sample page ) and display the content written inside different tags like <Title>, <Description>, <keyword>, <body> etc . ( View source of any web page will show you different tags )
You can use sample html page here - What is the difference between rfind() and rindex()
- Input string is 'Welcome to plus2net.com'. Replace the .com with .net
- Find out the number of occurrence ( frequency ) of each chars in a string
- Create a string by using first two chars , last two chars and middle two ( or three based on centre ) chars of a input string.
- From one input string, char with highest occurrence ( frequency ) should be replaced by its number of occurrence
- Take one input string and generate error message if any special char including space is present. Under score is allowed. Add extension of .com to this string and display.
- Arrange one input string in such a way that Upper case letters should come first
- Change to upper case all the chars at even index position
- Collect the following details . Title , description, keywords , body , H1, Details and then create one html page and save as my_name.html
- Insert second string at the centre of the first string
- Create Caesar encryption of an input string
- Convert first n chars to upper case
- Find out the first repeated char in a string
- Change to upper case char for all first and last char of words present inside a string
- Count number of special chars, upper case , lower case and numbers present in a string
- Collect the integer part from the string.
Input = I joined college at 18 years of age
Output = 18
This article is written by plus2net.com team.
