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Series.str.lower()
AI & DATA SCIENCE // series-str-lower
Convert strings in the Series/Index to lowercase.
Syntax
df['name'] = df['name'].str.lower()Examples
Example 01Basic Usage
df['name'] = df['name'].str.lower()Best Practices
- Use vectorized operations over iterations (e.g.
iterrows()) for performance. - Always verify memory usage when loading large files.