const arr1=[{id:0,name:"推荐"}, {id:1,name:"php"},{id:3,name:"java"},{id:4,name:"js"}]
const delete={id:0,name:"推荐"}
const index = arr1.findIndex((obj)=>{
return obj.id==delete.id
})
arr1.splice(index,1)
console.log(arr1) =>[{id:1,name:"php"},{id:3,name:"java"},{id:4,name:"js"}]
