that.value = that.value.replace(/^(\-)*(\d+)\.(\d\d).*$/, '$1$2.$3'); //只能輸入兩個小數 https://blog.csdn.net/qq_24935119/article/details/96437971 https ...
.使用方法 .main.js 寫入 自定義指令 如果需要多位小數 傳參數即可 ...
2020-06-17 17:59 0 3512 推薦指數:
that.value = that.value.replace(/^(\-)*(\d+)\.(\d\d).*$/, '$1$2.$3'); //只能輸入兩個小數 https://blog.csdn.net/qq_24935119/article/details/96437971 https ...
<input type="text" name='amount' id="cash_num" placeholder="請輸入金額" onkeyup="num(this)" size="9"> js: //限制input輸入保留兩位小數 function ...
<el-input size="medium" v-model.trim="account" placeholder="提取金額" :maxlength="inputMaxL" @input="inputMaxL = /^\d+\.?\d{0,1}$/.test(account ...
js代碼如下: <script language="JavaScript" type="text/javascript"> function clearNoNum(obj){ ...
Vue 限制input輸入 小數點后兩位number 參見前輩整理的: https://blog.csdn.net/u013243347/article/details/81181058 Vue 限制input輸入數字 不可小數 ...
第一種方法:(直接在頁面上寫) ...
var nomuch = function (e) { e.value = e.value.replace(/[^\d.]/g, ""); //清除"數字"和"."以外的 ...