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| //标签失焦时，验证输入的手机号是否为 1 开头的十一位数字，错误则新增标签提示
$("#phone")[0].onblur=function(){
var reg=/^[1][0-9]{10}$/;
if (!reg.test(this.value)) {
if($("#phone-check").length==0){
var node = this.parentNode.childNodes;
var elem = document.createElement("p");
elem.id = "phone-check";
elem.class = "help-block";
elem.setAttribute("style", "color:#d9534f;margin-top:2px;margin-bottom:0px;font-size: 12px;");
elem.innerHTML = "手机号必须为 1 开头的十一位数字";
this.parentNode.appendChild(elem);
}
} else {
$("#phone-check").remove();
}
}
//将非数字替换成空并限制最多输入十一位
$("#phone")[0].oninput=function(){
this.value = this.value.slice(0,11);
this.value = this.value.replace(/[^\d]/g,"");
}
|
