<div class="form-group"> <label class="col-sm-2 control-label font">新密码</label> <div class="col-xs-10"> <input type="password" class="form-control bt" name="pwd" id="pwd" placeholder="请设置新密码"> </div> </div><br/><br/><br/> <div class="form-group"> <label class="col-sm-2 control-label font">确认新密码</label> <div class="col-xs-10"> <input type="password" class="form-control bt" name="pwd" id="pwd1" placeholder="请再次填写新密码" onkeyup="validate()"><span id="tishi"></span> </div> </div><br/><br/> <button type="button" class="btn btn-primary btn-lg btn-block xg" id="xiugai" >修改</button>
js写法
function validate() { var pwd1 = document.getElementById("pwd").value; var pwd2 = document.getElementById("pwd1").value; <!-- 对比两次输入的密码 --> if(pwd1 == pwd2) { document.getElementById("tishi").innerHTML="<font color='green'>两次密码相同</font>"; document.getElementById("button").disabled = false; } else { document.getElementById("tishi").innerHTML="<font color='red'>两次密码不相同</font>"; document.getElementById("button").disabled = true; } }
jQuery写法
function validate() { var pwd = $("#pwd").val(); var pwd1 = $("#pwd1").val(); <!-- 对比两次输入的密码 --> if(pwd == pwd1) { $("#tishi").html("两次密码相同"); $("#tishi").css("color","green"); $("#xiugai").removeAttr("disabled"); } else { $("#tishi").html("两次密码不相同"); $("#tishi").css("color","red") $("button").attr("disabled","disabled"); } }