javascript - How to make option select selected by jquery -


here html.

<select class="height_selected" id="renderheight">     <option>select height</option>     <option value="1">123 cm</option>     <option value="2">125 cm</option> </select>

i want make option 2 i.e., 125 cm selected.

i tried

$('#1 :selected').text();

but not working.

how can make option 125 selected i.e., value have #1 selected

update have option select

i want make height selected. 

<select class="weight_selected" id="renderweight">     <option>select weight</option>     <option value="1">100 kg</option>     <option value="2">125 kg</option> </select>

use prop select option.

$('#renderheight option[value="2"]').prop('selected', true);

code demo

$('option[value="2"]').prop('selected', true);
<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.10.0/jquery.min.js"></script>  <select class="height_selected" id="renderheight">    <option>select height</option>    <option value="1">123 cm</option>    <option value="2">125 cm</option>  </select>

you can set value using val().

$('#renderheight').val(2);
<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.10.2/jquery.min.js"></script>  <select class="height_selected" id="renderheight">    <option>select height</option>    <option value="1">123 cm</option>    <option value="2">125 cm</option>  </select>


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