@tm
在js中比较连个数字的大小会用到< 符号,但在xhtml中 < 会被认为是开始一个新标签 ,但作为标签来讲<后面不能跟空格,所以会出现语法错误,解决方案:
//1、使用Html实体 "<";
<script type="text/javascript">
function compare(a,b){
if(a < b){
alert("a is less than b");
}else if(a >b){
alert(" a is greater than b");
}else{
alert("a is equal to b");
}
}
<script>
//2、使用CData
<script type="text/javascript">
<![CDATA[
function compare(a,b){
if(a < b){
alert("a is less than b");
}else if(a >b){
alert(" a is greater than b");
}else{
alert("a is equal to b");
}
}
] ]
<script>
// 如果想在html中执行,用html注释
<script type="text/javascript">
//<![CDATA[
function compare(a,b){
if(a < b){
alert("a is less than b");
}else if(a >b){
alert(" a is greater than b");
}else{
alert("a is equal to b");
}
}
//] ]
<script>
//