javascript - Jquery, how to select an element by its first position value of an attribute -

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in html: 

<tr data-s=""></tr> <tr data-s="1"></tr> <tr data-s="2 1"></tr> <tr data-s="3 2 1"></tr>

i'm trying build selector in order trs value of first position of data-s attribute.

thanks in advance.

you can element first position of data-s attribute far understood.

$('[data-s^="3 "]');

or if want first position of data-s attribute's value, can this;

$('[data-s]').data('s').split(' ')[0];

there a plunker example you.


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