1
A
回答
6
的val()
功能用於獲取和設置輸入控制(包括<select>
)i的值中選擇一個值。抓住一個jQuery參考您的<select>
,並通過其val()
功能的字符串匹配,你希望<option>
的value
屬性選擇:
$("#mySelect").val("15");
這將選擇在這個列表中的第二個選項:
<select id="mySelect">
<option value="5">Few</option>
<option value="15">More</option>
<option value="100">Many</option>
</select>
0
$("#id_select").val("value_1");
id_select - >是您選擇
VALUE_1的ID - >是一個值選擇
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