PHP与文本域
在同一个PHP文件中，有如下代码
<input name="key" type="text" id="key" value=""/><input name="button" type="button" value="Calculate" />
在文本域里输入内容后，怎样把内容赋值给$dsth，
<?php$dsth="文本域里的内容"echo $dsth?>
点击按钮执行此代码
回复讨论(解决方案)
是普通按钮不会产生提交动作，况且也没有看到表单
那么你就需要使用 js 完成这个任务了，用 php 是不能完成的
是普通按钮不会产生提交动作，况且也没有看到表单
那么你就需要使用 js 完成这个任务了，用 php 是不能完成的
使用表单是不是要跳转到另一个页面才能完成？
表单有 target 属性，你可将其指向 iframe 就不会发生跳转了
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