te')); return $arr; } /* 遍历用户所有主题 * @param $uid 用户ID * @param int $page 页数 * @param int $pagesize 每页记录条数 * @param bool $desc 排序方式 TRUE降序 FALSE升序 * @param string $key 返回的数组用那一列的值作为 key * @param array $col 查询哪些列 */ function thread_tid_find_by_uid($uid, $page = 1, $pagesize = 1000, $desc = TRUE, $key = 'tid', $col = array()) { if (empty($uid)) return array(); $orderby = TRUE == $desc ? -1 : 1; $arr = thread_tid__find($cond = array('uid' => $uid), array('tid' => $orderby), $page, $pagesize, $key, $col); return $arr; } // 遍历栏目下tid 支持数组 $fid = array(1,2,3) function thread_tid_find_by_fid($fid, $page = 1, $pagesize = 1000, $desc = TRUE) { if (empty($fid)) return array(); $orderby = TRUE == $desc ? -1 : 1; $arr = thread_tid__find($cond = array('fid' => $fid), array('tid' => $orderby), $page, $pagesize, 'tid', array('tid', 'verify_date')); return $arr; } function thread_tid_delete($tid) { if (empty($tid)) return FALSE; $r = thread_tid__delete(array('tid' => $tid)); return $r; } function thread_tid_count() { $n = thread_tid__count(); return $n; } // 统计用户主题数 大数量下严谨使用非主键统计 function thread_uid_count($uid) { $n = thread_tid__count(array('uid' => $uid)); return $n; } // 统计栏目主题数 大数量下严谨使用非主键统计 function thread_fid_count($fid) { $n = thread_tid__count(array('fid' => $fid)); return $n; } ?>How do I convert an object to a custom string in javascript? - Stack Overflow
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How do I convert an object to a custom string in javascript? - Stack Overflow

programmeradmin3浏览0评论

I want to overload the conversion of an object to a string, so that the following example would output the string "TEST" instead of "[object Object]". How do I do this?

function TestObj()
{
    this.sValue = "TEST";
}
function Test()
{
    var x = new TestObj();
    document.write(x);
}

I want to overload the conversion of an object to a string, so that the following example would output the string "TEST" instead of "[object Object]". How do I do this?

function TestObj()
{
    this.sValue = "TEST";
}
function Test()
{
    var x = new TestObj();
    document.write(x);
}
Share Improve this question asked Oct 29, 2010 at 1:04 camomilkcamomilk 7631 gold badge8 silver badges16 bronze badges
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2 Answers 2

Reset to default 12

You need to override the toString() function that all objects have. Try

TestObj.prototype.toString = function() {return this.sValue };

You should overload the toString method ...

TestObj.prototype.toString = function(){return this.sValue;}

Example at http://jsfiddle/Ktp9E/

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