getCookie

標題：自定義getCookie函式

<script type="text/javascript">
function getCookie(name) {
    var n = name + "=";
    var nlen = n.length;
    var clen = document.cookie.length;
    var i = 0;
    while(i < clen) {
        var j = i + nlen;
        if(document.cookie.substring(i, j) == n) {
            var endstr = document.cookie.indexOf(";", j);
            if(endstr == -1)
                endstr = clen;
            return unescape(document.cookie.substring(j, endstr));
        }
        i = document.cookie.indexOf(" ", i) + 1;
        if(i == 0) break;
    }
    return null;
}
function test(insert) {
    document.cookie = "nickname=" + escape(insert); //寫入Cookie
    document.getElementById("codeboxy").innerHTML = getCookie("nickname"); //輸出Cookie
}
</script>
<a href="javascript:test('程式方盒子');">Click me</a>
<div id="codeboxy"></div>

說明：
自定義getCookie函式，
可掃描cookie內指定之name的中文cookie內容。