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1：整型數(shù)字表達(dá)式 ^[0-9]*$

例子：服務(wù)器控件驗(yàn)證數(shù)字

<td>企業(yè)人數(shù)：  </td>
 <td align="left">
                                <input maxlength="10" type="text" name="userOrg.employeeNum" id="employeeNum" runat="server" value=""
                                    validationgroup="user" class="input2" style="width: 135px;" />(人)
                                <asp:RegularExpressionValidator ID="RegularExpressionValidator2" ControlToValidate="employeeNum"
                                    ValidationGroup="user" ValidationExpression="^[0-9]*$" Display="Static" runat="server"
                                    ErrorMessage="只能輸入數(shù)字"></asp:RegularExpressionValidator>
                                <br />
                                 <asp:RequiredFieldValidator ID="RequiredFieldValidator7" runat="server" ErrorMessage="企業(yè)人數(shù)不能為空"
                                    ControlToValidate="employeeNum" ValidationGroup="user"></asp:RequiredFieldValidator>
                                </div>
 </td>

2：浮點(diǎn)型數(shù)字表達(dá)式 ^(0|[1-9]\d{0,15})(\.\d{0,2})?$

<td> 注冊資金(萬元)：</td>
 <td align="left">
                                <input type="text" name="userOrg.regFund" id="regFund" runat="server" maxlength="13"
                                    validationgroup="user" value="" class="input2" style="width: 135px;" />(萬元)<br />
                                    <asp:RegularExpressionValidator ID="RegularExpressionValidatorFund" ControlToValidate="regFund"
                                    ValidationGroup="user" ValidationExpression="^(0|[1-9]\d{0,15})(\.\d{0,2})?$" Display="Static" runat="server"
                                    ErrorMessage="只能輸入數(shù)字"></asp:RegularExpressionValidator>
                                 <asp:RequiredFieldValidator ID="RequiredFieldValidator9" runat="server" ErrorMessage="注冊資金不能為空"
                                    ControlToValidate="regFund" ValidationGroup="user"></asp:RequiredFieldValidator>
                                    
                                </div>
</td>

 

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