Python Function Reference

index

Return zero-based index in the list of the first item whose value is equal to x.

Python 3.13

list.index(x[, start[, end]])

The value to search for in the list.

start

The starting position for the search.

end

The ending position for the search.

Examples

Python 3.13

>>> [1, 2, 3].index(2)
1