学习笔记-DEMO：Js实现中英文翻译
叶嘉颖
<html>
<body>
<textarea id="text1"></textarea>
<button οnclick="translator()">翻译</button>
<textarea id="text2"></textarea>
<script>
var langPackage = {
"主题":"theme",
"标题":"title",
"theme":"主题",
"title":"标题"
}
function translator(){
var txt1=document.getElementById("text1");
var txt2=document.getElementById('text2');
var pat= new RegExp("[a-z\u4e00-\u9fa5]+","g");
var arr=pat.exec(txt1.value);
if(arr!=null){
txt2.value=langPackage[arr[0]];
}
}
</script>
</body>
</html>
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