張東煌物件導向程式設計Javascript
<dvi id="cat"></dvi>
<script>
dict =new Map([["2303","聯電"],["2330","台積電"],["2880","華南金"]]);//宣告配對(字典)
class Stock{ //宣告類別
constructor(code, shares, price){
this.code = code;
this.shares = shares;
this.price = price;}S
}
s1 = new Stock("2330", 100, 1000); //建構子Stock建構s1
s2 = new Stock("2880", 10000, 30); //建構子Stock建構s2
st = s1.code+' 股數 '+s1.shares.toString()+'<BR>'+s2.code.toString()+' 股數 '+s2.shares;
document.getElementById('cat').innerHTML = st;
</script>
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