1、给输入框的父类元素增加校验的样式。
function validate_add_form() {
var empName = $("#empName_add_input").val();
var regName = /(^[A-Za-z0-9_-]{6,16}$)|(^[\u4e00-\u9fa5]{2,5}$)/;
if(!regName.test(empName)) {
$("#empName_add_input").parent().addClass("has-error");
return false;
}
var email = $("#email_add_input").val();
var regEmail = /^\w+([-+.]\w+)*@\w+([-.]\w+)*\.\w+([-.]\w+)*$/;
if(!regEmail.test(email)) {
alert("邮箱格式不正确");
return false;
}
return true;
}
2、在文本框中变淡组中增加span标签。
<div class="form-group">
<label for="empName_add_input" class="col-sm-2 control-label">empName</label>
<div class="col-sm-10">
<input type="text" name="empName" class="form-control" id="empName_add_input" placeholder="empName">
<span id="" class="help-block"></span>
</div>
</div>
3、当前文本框的下一个元素增加提示信息：
function validate_add_form() {
var empName = $("#empName_add_input").val();
var regName = /(^[A-Za-z0-9_-]{6,16}$)|(^[\u4e00-\u9fa5]{2,5}$)/;
if(!regName.test(empName)) {
$("#empName_add_input").parent().addClass("has-error");
$("#empName_add_input").next("span").text("用户名可以使2-5位中文或者6-16位英文和数字的组合");
return false;
} else {
$("#empName_add_input").parent().addClass("has-success");
$("#empName_add_input").next("span").text("");
}
var email = $("#email_add_input").val();
var regEmail = /^\w+([-+.]\w+)*@\w+([-.]\w+)*\.\w+([-.]\w+)*$/;
if(!regEmail.test(email)) {
$("#email_add_input").parent().addClass("has-error");
$("#email_add_input").next("span").text("邮箱格式不正确");
return false;
} else {
$("#email_add_input").parent().addClass("has-success");
$("#email_add_input").next("span").text("");
}
return true;
}
4、在浏览器中查看boostrap页面校验的效果。
5、把校验的逻辑抽取到一个方法之中。
function show_validate_msg(elem,status,msg) {
if(status=="success") {
$(elem).parent().addClass("has-success");
$(elem).next("span").text(msg);
}else if(status=="error") {
$(elem).parent().addClass("has-error");
$(elem).next("span").text(msg);
}
}
6、整个校验的代码如下：
function show_validate_msg(elem,status,msg) {
$(elem).parent().removeClass("has-success has-error");
$(elem).next("span").text("");
if(status=="success") {
$(elem).parent().addClass("has-success");
$(elem).next("span").text(msg);
}else if(status=="error") {
$(elem).parent().addClass("has-error");
$(elem).next("span").text(msg);
}
}
function validate_add_form() {
var empName = $("#empName_add_input").val();
var regName = /(^[A-Za-z0-9_-]{6,16}$)|(^[\u4e00-\u9fa5]{2,5}$)/;
if(!regName.test(empName)) {
show_validate_msg("#empName_add_input","error","用户名可以使2-5位中文或者6-16位英文和数字的组合");
return false;
} else {
show_validate_msg("#empName_add_input","success","");
}
var email = $("#email_add_input").val();
var regEmail = /^\w+([-+.]\w+)*@\w+([-.]\w+)*\.\w+([-.]\w+)*$/;
if(!regEmail.test(email)) {
show_validate_msg("#email_add_input","error","邮箱格式不正确");
return false;
} else {
show_validate_msg("#email_add_input","success","");
}
return true;
}
7、表单html代码如下：
<!-- 员工添加-->
<div class="modal fade" id="empModal" tabindex="-1" role="dialog" aria-labelledby="myModalLabel">
<div class="modal-dialog" role="document">
<div class="modal-content">
<div class="modal-header">
<button type="button" class="close" data-dismiss="modal" aria-label="Close"><span aria-hidden="true">×</span></button>
<h4 class="modal-title" id="myModalLabel">员工添加</h4>
</div>
<div class="modal-body">
<form class="form-horizontal">
<div class="form-group">
<label for="empName_add_input" class="col-sm-2 control-label">empName</label>
<div class="col-sm-10">
<input type="text" name="empName" class="form-control" id="empName_add_input" placeholder="empName">
<span id="" class="help-block"></span>
</div>
</div>
<div class="form-group">
<label for="email_add_input" class="col-sm-2 control-label">empEmail</label>
<div class="col-sm-10">
<input type="text" name="email" class="form-control" id="email_add_input" placeholder="email@126.com">
<span id="" class="help-block"></span>
</div>
</div>
<div class="form-group">
<label class="col-sm-2 control-label">gender</label>
<div class="col-sm-10">
<label class="radio-inline">
<input type="radio" name="gender" id="gender1_add_input" checked="checked" value="M">男
</label>
<label class="radio-inline">
<input type="radio" name="gender" id="gender2_add_input" value="F">女
</label>
</div>
</div>
<div class="form-group">
<label class="col-sm-2 control-label">deptName</label>
<div class="col-sm-4">
<select class="form-control" name="dId" id="dept_select">
</select>
</div>
</div>
</form>
</div>
<div class="modal-footer">
<button type="button" class="btn btn-default" data-dismiss="modal">关闭</button>
<button type="button" class="btn btn-primary" id="emp_save_btn">保存</button>
</div>
</div>
</div>
</div>
