本文实例为大家分享了vue实现前端列表多条件筛选的具体代码,供大家参考,具体内容如下1、先上图:2、搜索条件绑定的数据是:
filterForm:{
schoolName:'',//输入的学校名称
position:'',//选择的区域区域
schoolLevel:"",//选择的学校办别
},
schoolList:[
{schoolName:'青岛市实验高级中学',schoolLevel:"",position:'山东省青岛市城阳区硕阳路69号'},
{schoolName:'山东省青岛第二中学',schoolLevel:"",position:'山东省青岛市崂山区松岭路70号'},
{schoolName:'山东省青岛第一中学',schoolLevel:"",position:'山东省青岛市市南区单县路46号'},
{schoolName:'山东省青岛第三十九中学',schoolLevel:"",position:'市南区登州路5号'},
{schoolName:'山东省青岛第六中学',schoolLevel:"",position:'山东省青岛市黄岛区云台山路66号'},
{schoolName:'山东省青岛第十九中学',schoolLevel:"",position:'山东省青岛市即墨区鳌山卫街道卫场路69号'},
{schoolName:'青岛艺术学校',schoolLevel:"",position:'青岛市李沧区九水路176号'},
{schoolName:'山东省青岛第九中学',schoolLevel:"",position:'山东省青岛市黄岛区七星河路559号'},
{schoolName:'青岛电子学校',schoolLevel:"",position:'山东省青岛市市北区台东一路118号'}
],//其中schoolList是元数据
resull:[]//搜索结果,也是列表循环的数据
filterForm:{
schoolName:'',//输入的学校名称
position:'',//选择的区域区域
schoolLevel:"",//选择的学校办别
},
schoolList:[
{schoolName:'青岛市实验高级中学',schoolLevel:"",position:'山东省青岛市城阳区硕阳路69号'},
{schoolName:'山东省青岛第二中学',schoolLevel:"",position:'山东省青岛市崂山区松岭路70号'},
{schoolName:'山东省青岛第一中学',schoolLevel:"",position:'山东省青岛市市南区单县路46号'},
{schoolName:'山东省青岛第三十九中学',schoolLevel:"",position:'市南区登州路5号'},
{schoolName:'山东省青岛第六中学',schoolLevel:"",position:'山东省青岛市黄岛区云台山路66号'},
{schoolName:'山东省青岛第十九中学',schoolLevel:"",position:'山东省青岛市即墨区鳌山卫街道卫场路69号'},
{schoolName:'青岛艺术学校',schoolLevel:"",position:'青岛市李沧区九水路176号'},
{schoolName:'山东省青岛第九中学',schoolLevel:"",position:'山东省青岛市黄岛区七星河路559号'},
{schoolName:'青岛电子学校',schoolLevel:"",position:'山东省青岛市市北区台东一路118号'}
],//其中schoolList是元数据
resull:[]//搜索结果,也是列表循环的数据3、监听:
watch: {
// 监听对象变化
filterForm:{
handler(val, oldVal){

if(val){

// 如果筛选条件全为空,查全部;否则按条件筛选

var objIsEmpty = this.filterForm.schoolName == '' && this.filterForm.schoolLevel == '' && this.filterForm.position == ''

if(objIsEmpty){

this.result = this.schoolList

} else {

// /拿到有值的参数

let tempFilter = {};

for(var key in this.filterForm) {

if(typeof(this.filterForm[key]) != "undefined" && typeof(this.filterForm[key]) != "null" && this.filterForm[key] != null && this.filterForm[key] != "") {

tempFilter[key] = this.filterForm[key];

}

}

// console.log(tempFilter,'输出tempFilter')

this.result = this.schoolList.filter(

//筛选

(item) => {

let flag = false;

for(key in tempFilter) {

console.log(key,'输出key')

if(item[key].toString().indexOf(tempFilter[key].toString()) >= 0) {

flag = true;

} else {

flag = false;

break;

}

}

if(flag) {

return item;

}

}

);

console.log(this.result,'输出筛选结果')

}

}

},

deep:true

}
}
watch: {
// 监听对象变化
filterForm:{
handler(val, oldVal){

if(val){

// 如果筛选条件全为空,查全部;否则按条件筛选

var objIsEmpty = this.filterForm.schoolName == '' && this.filterForm.schoolLevel == '' && this.filterForm.position == ''

if(objIsEmpty){

this.result = this.schoolList

} else {

// /拿到有值的参数

let tempFilter = {};

for(var key in this.filterForm) {

if(typeof(this.filterForm[key]) != "undefined" && typeof(this.filterForm[key]) != "null" && this.filterForm[key] != null && this.filterForm[key] != "") {

tempFilter[key] = this.filterForm[key];

}

}

// console.log(tempFilter,'输出tempFilter')

this.result = this.schoolList.filter(

//筛选

(item) => {

let flag = false;

for(key in tempFilter) {

console.log(key,'输出key')

if(item[key].toString().indexOf(tempFilter[key].toString()) >= 0) {

flag = true;

} else {

flag = false;

break;

}

}

if(flag) {

return item;

}

}

);

console.log(this.result,'输出筛选结果')

}

}

},

deep:true

}
}关于vue.js组件的教程,请大家点击专题vue.js组件学习教程进行学习。vue.js组件学习教程vue学习教程请阅读专题《vue实战教程》《vue实战教程》以上就是本文的全部内容,希望对大家的学习有所帮助。