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                ## Functions <dl> <dt><a href="#validate">validate(selector, callback, [options])</a></dt> <dd><p>表單校驗</p> </dd> <dt><a href="#checkIfBlur">checkIfBlur(selector, [options])</a></dt> <dd><p>checkIfBlur 當表單的input失去焦點時校驗</p> </dd> <dt><a href="#showErrorTips">showErrorTips(error)</a></dt> <dd><p>showErrorTips 顯示錯誤提示</p> </dd> <dt><a href="#hideErrorTips">hideErrorTips(ele)</a></dt> <dd><p>hideErrorTips 隱藏錯誤提示</p> </dd> </dl> <a name="validate"></a> ## validate(selector, callback, [options]) 表單校驗 **Kind**: global function | Param | Type | Description | | --- | --- | --- | | selector | <code>string</code> | 表單的selector | | callback | <code>function</code> | 校驗后的回調 | | [options] | <code>Object</code> | 配置項 | | [options.regexp] | <code>object</code> | 表單所需的正則表達式 | **Example** ##### 普通input的HTML ```html <input type="tel" required pattern="[0-9]{11}" placeholder="輸入你現在的手機號" emptyTips="請輸入手機號" notMatchTips="請輸入正確的手機號"> <input type="text" required pattern="REG_IDNUM" placeholder="輸入你的身份證號碼" emptyTips="請輸入身份證號碼" notMatchTips="請輸入正確的身份證號碼"> ``` - required 表示需要校驗 - pattern 表示校驗的正則,不填則進行為空校驗。當以REG_開頭時,則獲取校驗時傳入的正則。如`pattern="REG_IDNUM"`,則需要在調用相應方法時傳入`{regexp:{IDNUM: /(?:^\d{15}$)|(?:^\d{18}$)|^\d{17}[\dXx]$/}}`,詳情請看下面`checkIfBlur`和`validate` - 報錯的wording會從 emptyTips | notMatchTips | tips | placeholder 里獲得 <br> ##### radio radio需要檢驗,只需把參數寫在同一表單下,同name的第一個元素即可。 ```html <input type="radio" value="male" name="sex" required tips="請選擇性別" /> <input type="radio" value="female" name="sex" /> ``` <br> ##### checkbox checkbox需要校驗,只需把參數寫在同一表單下,同name的第一個元素即可。 pattern 規定選擇個數,用法與正則一致,例如: ```html <input type="checkbox" name="assistance" value="黃藥師" required pattern="{1,2}" tips="請勾選1-2個敲碼助手" /> <input type="checkbox" name="assistance" value="歐陽鋒" /> <input type="checkbox" name="assistance" value="段智興" /> <input type="checkbox" name="assistance" value="洪七公" /> ``` - {1,} 至少選擇1個 - {1,2} 選擇1-2個 - 這里不會出現{0,}這種情況,因為有required就表示必選。否則直接去掉required即可。 <br> ``` js // weui.form.validate('#form', function(error){ console.log(error);}); // error: {dom:[Object], msg:[String]} weui.form.validate('#form', function (error) { if (!error) { var loading = weui.loading('提交中...'); setTimeout(function () { loading.hide(); weui.toast('提交成功', 3000); }, 1500); } // return true; // 當return true時,不會顯示錯誤 }, { regexp: { IDNUM: /(?:^\d{15}$)|(?:^\d{18}$)|^\d{17}[\dXx]$/, VCODE: /^.{4}$/ } }); ``` <a name="checkIfBlur"></a> ## checkIfBlur(selector, [options]) checkIfBlur 當表單的input失去焦點時校驗 **Kind**: global function | Param | Type | Description | | --- | --- | --- | | selector | <code>string</code> | 表單的selector | | [options] | <code>Object</code> | 配置項 | | [options.regexp] | <code>object</code> | 表單所需的正則表達式 | **Example** ```js weui.form.checkIfBlur('#form', { regexp: { IDNUM: /(?:^\d{15}$)|(?:^\d{18}$)|^\d{17}[\dXx]$/, VCODE: /^.{4}$/ } }); ``` <a name="showErrorTips"></a> ## showErrorTips(error) showErrorTips 顯示錯誤提示 **Kind**: global function | Param | Type | Description | | --- | --- | --- | | error | <code>Object</code> | 錯誤數據 | | error.ele | <code>string</code> | 出錯了的dom元素 | | error.msg | <code>string</code> | 出錯了的msg。會根據此`msg`找到對應的`Tips`(比如`msg`是`empty`),那么`ele`上的`emptyTips`就會以`topTips`顯示 | **Example** ```js weui.form.showErrorTips({ ele: document.getElementById("xxxInput") msg: 'empty' }); ``` <a name="hideErrorTips"></a> ## hideErrorTips(ele) hideErrorTips 隱藏錯誤提示 **Kind**: global function | Param | Type | Description | | --- | --- | --- | | ele | <code>Object</code> | dom元素 | **Example** ```js weui.form.hideErrorTips(document.getElementById("xxxInput")); ```
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