[英]Adding objects to a list in angular 2 typescript
I am facing a problem to push data in a list here is my code. 我在将数据推送到列表中时遇到问题,这是我的代码。
labelListSelected: Label[];
onChange(object,flag){
if(flag==false){
this.labelListSelected.push(object);
}
console.log(this.labelListSelected);
// console.log(object.Id+" : "+flag);
}
i guess its null pointer, change to: 我猜它的空指针,更改为:
labelListSelected: Label[] = []; labelListSelected:Label [] = [];
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