All 47 string methods in python explained

Publié le: 20 août 2024
sur la chaîne: CodeFix

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certainly! python provides a rich set of string methods that allow you to manipulate and work with strings effectively. below, i will explain all 47 string methods available in python along with code examples for each.

1. `str.capitalize()`
returns a copy of the string with the first character capitalized.

2. `str.casefold()`
returns a casefolded copy of the string, which is suitable for case-insensitive comparisons.

3. `str.center(width[, fillchar])`
returns a new string of given `width` centered in the original string.

4. `str.count(sub[, start[, end]])`
returns the number of non-overlapping occurrences of substring `sub`.

5. `str.encode(encoding="utf-8", errors="strict")`
encodes the string using the specified encoding.

6. `str.endswith(suffix[, start[, end]])`
returns `true` if the string ends with the specified suffix.

7. `str.expandtabs(tabsize=8)`
returns a copy of the string with all tab characters replaced by spaces.

8. `str.find(sub[, start[, end]])`
returns the lowest index in the string where substring `sub` is found.

9. `str.format(*args, **kwargs)`
formats the string using the given arguments.

10. `str.format_map(mapping)`
formats the string using a mapping (like a dictionary).

11. `str.index(sub[, start[, end]])`
like `find()`, but raises a `valueerror` if the substring is not found.

12. `str.isalnum()`
returns `true` if all characters in the string are alphanumeric.

13. `str.isalpha()`
returns `true` if all characters in the string are alphabetic.

14. `str.isdecimal()`
returns `true` if all characters in the string are decimal characters.

15. `str.isdigit()`
returns `true` if all characters in the string are digits.

16. `str.isidentifier()`
returns `true` if the string is a valid identifier.

17. `str.islower()`
returns `true` if all cased characters in the string are lowercase.

18. `str.isnumeric()`
returns `true` if all charact ...

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