【mui】複選框、單選框、使用js獲取選擇值
阿新 • • 發佈:2019-02-06
1、複選框
checkbox常用於多選的情況,比如批量刪除、新增等;
DOM結構
<divclass="mui-input-row mui-checkbox"><label>checkbox示例</label><inputname="checkbox1"value="Item 1"type="checkbox"checked></div>
預設checkbox在右側顯示,若希望在左側顯示,只需增加.mui-left類即可,如下:
<divclass="mui-input-row mui-checkbox mui-left"><label>checkbox左側顯示示例</label><inputname="checkbox1"value="Item 1"type="checkbox"></div>
若要禁用checkbox,只需在checkbox上增加disabled屬性即可;
2、單選框
radio用於單選的情況
DOM結構
<divclass="mui-input-row mui-radio"><label>radio</label><inputname="radio1"type="radio"></div>
預設radio在右側顯示,若希望在左側顯示,只需增加.mui-left類即可,如下:
<divclass="mui-input-row mui-radio mui-left"><label>radio</label><inputname="radio1"type="radio"></div>
若要禁用radio,只需在radio上增加disabled屬性即可;
mui基於列表控制元件,提供了列表式單選實現;在列表根節點上增加.mui-table-view-radio類即可,若要預設選中某項,只需要在對應li節點上增加.mui-selected類即可,dom結構如下:
<ulclass="mui-table-view mui-table-view-radio"><liclass="mui-table-view-cell"><aclass="mui-navigate-right">Item 1</a></li><liclass="mui-table-view-cell mui-selected"><aclass="mui-navigate-right">Item 2</a></li><liclass="mui-table-view-cell"><aclass="mui-navigate-right">Item 3</a></li></ul>
列表式單選在切換選中項時會觸發selected事件,在事件引數(e.detail.el)中可以獲得當前選中的dom節點,如下程式碼列印當前選中項的innerHTML:
var list = document.querySelector('.mui-table-view.mui-table-view-radio'); list.addEventListener('selected',function(e){ console.log("當前選中的為:"+e.detail.el.innerText);});
3、js獲取單選按鈕的值
function getVals(){var res = getRadioRes('rds');if(res ==null){mui.toast('請選擇');return;} mui.toast(res);}function getRadioRes(className){var rdsObj = document.getElementsByClassName(className);var checkVal =null;for(i =0; i < rdsObj.length; i++){if(rdsObj[i].checked){checkVal = rdsObj[i].value;}}return checkVal;}</script>
4、js獲取複選框的值
function getVals(){var res = getCheckBoxRes('rds');if(res.length <1){ mui.toast('請選擇');return;} mui.toast(res);}function getCheckBoxRes(className){var rdsObj = document.getElementsByClassName(className);var checkVal =newArray();var k =0;for(i =0; i < rdsObj.length; i++){if(rdsObj[i].checked){ checkVal[k]= rdsObj[i].value; k++;}}return checkVal;}原文:http://www.hcoder.net/tutorials/info_85.html