[ "308089","233874"] 改成 308089,233874 Join(）

var tempqueryFavo = this.data.queryFavo;

tempqueryFavo[index].deleted = true;

var bookscarr=[];

console.log(tempqueryFavo);

for (var i = 0; i<tempqueryFavo.length;i++){

if (tempqueryFavo[i].deleted==true){

var bookid = tempqueryFavo[i].id;

console.log(bookid + "--!!!!---" + tempqueryFavo[index].bookid)

bookscarr.push(bookid)

}

}

that.setData({

queryFavo: tempqueryFavo,

booksc: bookscarr.join(",")

})

console.log(that.data.booksc)