jQuery: odd selector
Definition and Usage
: Odd selector to select each element with an odd index number (for example: 1,3,5, etc.).
Index starting from 0, the first element is an even number (0), the second element is an odd number (1), and so on.
The most common usage: used in conjunction with other selectors, select the specified combination of each odd-numbered elements (such as the above example).
Tip: Use : even selectors to select elements with even-numbered.
grammar
$(":odd")