Ajax异步请求PHP数据_PHP教程

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Release: 2016-07-13 10:14:59
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Ajax异步请求PHP数据

接到了老师的一个作业,实现的布局如图:

\

如果输入了科室ID,科室名字只显示与ID对应的,若没有输入,则显示全部,然后根据I科室名字的值,在所属大科中的文本框自动显示科室名字所在的大科。例如:选择了心血管内科,则在所属大科显示内科。

主要代码如下:

根据ID请求科室

function showHint(str) { var xmlhttp; if (window.XMLHttpRequest) {// IE7+, Firefox, Chrome, Opera, Safari xmlhttp=new XMLHttpRequest(); } else {// IE6, IE5 xmlhttp=new ActiveXObject(Microsoft.XMLHTTP); } xmlhttp.onreadystatechange=function() { if (xmlhttp.readyState==4 && xmlhttp.status==200) { document.getElementById(txtHint).innerHTML=xmlhttp.responseText; } } xmlhttp.open(GET,keshi.php?q=+str,true); xmlhttp.send(); }
Copy after login

keshi.php:

'; while (!!$rowDKQ = fetchAssoc($resultDKQ)) { $hint .= '
Copy after login
'; $resultKSQ = queryDB(select table_dake.id,table_keshi.sid,table_keshi.name from table_dake,table_keshi where table_dake.name='{$rowDKQ['name']}' and table_keshi.sid=table_dake.id); while(!!$rowKSQ = fetchAssoc($resultKSQ)) { $hint .= ''; } $hint .= ''; } } // 不是数字 else { $resultDK = queryDB(select table_dake.name from table_dake); $hint = '科室名字:

www.bkjia.com true http://www.bkjia.com/PHPjc/907374.html TechArticle Ajax异步请求PHP数据 接到了老师的一个作业,实现的布局如图: 如果输入了科室ID,科室名字只显示与ID对应的,若没有输入,则显示全部,...
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