前端公共方法封装:
/**
* 判断字符串是否为空或null
* @param object
* @returns {*}
*/
var isNullorEmpty = function (object) {
return isNull(object);
}
/**
* 是否为空
* @param object
* @returns {Boolean}
*/
function isNull(object) {
var isNull = false;
if (object == undefined || object == null || object == "" || object == "null") {
isNull = true;
}
return isNull;
}
方法调用:
var aa = '';
if (isNullorEmpty(aa)) {
console.log("内容为空")
}else{
console.log("内容不为空")
}
标签:aa,非空,Vue,object,校验,isNull,为空,var,null
From: https://blog.51cto.com/u_15406246/12064951