pandas.RangeIndex.start

propertyRangeIndex.start[source]

The value of the start parameter (0 if this was not supplied).

Examples

>>> idx = pd.RangeIndex(5)
>>> idx.start
0
>>> idx = pd.RangeIndex(2, -10, -3)
>>> idx.start
2

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https://pandas.pydata.org/pandas-docs/version/2.3.0/reference/api/pandas.RangeIndex.start.html