String endswith method python tutorial

Publicado el: 21 agosto 2024
en el canal de: CodeSolve

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sure! the `endswith()` method in python is a built-in string method that checks whether a string ends with a specified suffix (substring). it returns `true` if the string ends with the specified suffix, otherwise it returns `false`.

syntax

**suffix**: this is a string or a tuple of strings to check for at the end of the string.
*start* (optional): the starting index from which to check the string. the default is `0`.
*end* (optional): the ending index up to which to check the string. the default is the end of the string.

returns

returns `true` if the string ends with the specified suffix, otherwise returns `false`.

example usage

here's a simple example to demonstrate how to use the `endswith()` method:

explanation of the example

1. **basic check**:
`text.endswith("programming.")` checks if `text` ends with "programming." and returns `true`.
`text.endswith("python programming.")` checks if `text` ends with "python programming." and also returns `true`.

2. **using start and end**:
`text.endswith("world", 0, 30)` checks if the substring "world" is at the end of the first 30 characters of `text`, which returns `false` because the actual end of the substring is "python programming.".

3. **multiple suffixes**:
`text.endswith(("python", "programming."))` checks if `text` ends with either "python" or "programming." and returns `true` since it indeed ends with "programming.".

additional notes

the `endswith()` method is case-sensitive. for example, `"hello".endswith("hello")` will return `false`.
you can pass a tuple of suffixes to check against multiple possible endings.
the method is very useful in file handling where you want to check file extensions or validate string patterns.

conclusion

the `endswith()` method is a useful function for string manipulation in python. it provides an easy way to check the suffix of a string, which can be particularly helpful in various programming scenarios l ...

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