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snippets/python/s/longest-item.md

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+---
+title: Longest item
+type: snippet
+language: python
+tags: [list,string]
+cover: keyboard-tea
+dateModified: 2021-10-17T18:24:43+02:00
+---
+
+Takes any number of iterable objects or objects with a length property and returns the longest one.
+
+- Use `max()` with `len()` as the `key` to return the item with the greatest length.
+- If multiple items have the same length, the first one will be returned.
+
+```py
+def longest_item(*args):
+  return max(args, key = len)
+```
+
+```py
+longest_item('this', 'is', 'a', 'testcase') # 'testcase'
+longest_item([1, 2, 3], [1, 2], [1, 2, 3, 4, 5]) # [1, 2, 3, 4, 5]
+longest_item([1, 2, 3], 'foobar') # 'foobar'
+```