如何在使用onchange时提交具有选定值的表单 [英] How to submit form with selected value when i use onchange
本文介绍了如何在使用onchange时提交具有选定值的表单的处理方法，对大家解决问题具有一定的参考价值，需要的朋友们下面随着小编来一起学习吧！
问题描述
如何设置Action获取值？
我有这个
< script>
函数getAction（）{
formAction = document.myForm.myMenu.value;
document.myForm.action = formAction;
document.myForm.submit（）;
}
< / script>
< form name =myFormmethod =getonsubmit =getAction（）;行动= >
< input type =textname =qsize =70maxlength =100id =input/>
< option value =https://www.google.com/search?q=>谷歌< /选项>
< option value =http://www.bing.com/search?q=>必应< / option>
< option value =https://next.duckduckgo.com/?q=> DuckDuckGo< /选项>
< input type =submitname =govalue =Searchid =button>
< / form>
解决方案
：
function getAction（）{
formAction = document.myForm.myMenu [document .myForm.myMenu.selectedIndex]。价值;
document.myForm.action = formAction;
document.myForm.submit（）;
}
How to submit form with selected value when i use onchange?
And how set Action to get values?
I have This
<script>
function getAction() {
formAction = document.myForm.myMenu.value;
document.myForm.action = formAction;
document.myForm.submit();
}
</script>
<form name="myForm" method="get" onsubmit="getAction();" action="">
<input type="text" name="q" size="70" maxlength="100" id="input" />
<select name=myMenu id="menu" onchange="submit();" >
<option value="https://www.google.com/search?q=" > Google</option>
<option value="http://www.bing.com/search?q=" >Bing</option>
<option value="https://next.duckduckgo.com/?q=" > DuckDuckGo</option>
<input type="submit" name="go" value="Search" id="button" >
</form>
解决方案
Just use submit():
function getAction() {
formAction = document.myForm.myMenu[document.myForm.myMenu.selectedIndex].value;
document.myForm.action = formAction;
document.myForm.submit();
}
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