Creation of arrays in JavaScript add and convert arrays to strings

Creating a JS Array

var array=new array ();

Creating Arrays in Java

Private string[] Array=new string[3];

Two completely different, JS is variable-length

Add content

Array.push (something);

In Java

array[0]= "ABC";

Array to String

Array.join (",")

In Java

String str=arrays.tostring (array);

Related application code:

functionDoDelete () {//determine if the record is selected    varrows = $ ("#grid"). DataGrid ("Getselections"); if(rows.length===0) {$.messager.alert (' System Information ', ' Please select at least one record operation! ', ' warning '); }Else{        //ask if you want to delete$.messager.confirm (' System info ', ' Confirm the deletion? ‘,function(r) {if(r) {//creating a JS Array object                varArray =NewArray (); //submit a Delete request to submit multiple IDs to the server side                 for(vari=0;i<rows.length;i++){                    varCourierid =rows[i].id; //The push () method adds one or more elements to the end of the array and returns the new lengthArray.push (Courierid); }                //use the Join () method to compose all elements of an array into a string.                 varids = Array.join (","); Window.location.href= "${pagecontext.request.contextpath}/courieraction_deletebantch.action?ids=" +IDs; }        })    }}

Creation of arrays in JavaScript add and convert arrays to strings