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; } ?>Is it possible to getElementsByClassName with partial name on Vanilla Javascript? - Stack Overflow
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Is it possible to getElementsByClassName with partial name on Vanilla Javascript? - Stack Overflow

programmeradmin4浏览0评论

I need to get all innerText of all elements that partially match a given string.

Heres a snippet of the code:

<span class="18794221455sarasa">Some text</span>

The class always ends with 'sarasa' the numbers are dynamic. I want to run it on a chrome extension that's why I need it to be on plain Javascript

I need to get all innerText of all elements that partially match a given string.

Heres a snippet of the code:

<span class="18794221455sarasa">Some text</span>

The class always ends with 'sarasa' the numbers are dynamic. I want to run it on a chrome extension that's why I need it to be on plain Javascript

Share Improve this question asked Feb 14, 2020 at 20:52 Juan Manuel LlauryJuan Manuel Llaury 631 silver badge4 bronze badges 7
  • Does this help? stackoverflow./questions/3338680/… – user47589 Commented Feb 14, 2020 at 20:54
  • Get all elements that have a class, then check whether the class matches the pattern in your loop body. – Barmar Commented Feb 14, 2020 at 20:54
  • @Amy The question is about a suffix, not prefix. – Barmar Commented Feb 14, 2020 at 20:55
  • @Barmar The top answer also has "contains the substring". Read past the title. – user47589 Commented Feb 14, 2020 at 20:55
  • 1 ^ for starting with $ for ending with – EugenSunic Commented Feb 14, 2020 at 20:58
 |  Show 2 more ments

2 Answers 2

Reset to default 17

No, you can't use getElementsByClassName like that.

But you can use querySelectorAll with a CSS attribute selector:

document.querySelectorAll('[class$="sarasa"]')

will give you a collection of the DOM elements you want.

See an explanation of this selector here

you can use:

document.querySelectorAll("[class$=sarasa]")
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