HTML页面加载完后，根据内容调整<textarea>元素的高度_html/css_WEB-ITnose

<textarea class="form-control" type="text" name="value" id="value" placeholder="输入参数值"></textarea>

<script type="text/javascript">    function get_text_rows(text) {        return text.split("\n").length;    }        $(document).ready(function () {        document.getElementById('value').rows = get_text_rows($('#value').val());    });</script>

<script type="text/javascript">    function get_text_rows(text) {        return text.split("\n").length;    }        window.onload = function() {        document.getElementById('value').rows = get_text_rows($('#value').val());    }</script>