Concatenate two values or variables in AngularJS?

Question

I am new with angularJS. and trying to concatenate two variables?

ng-init = "imgid={{$parent.$index+$index}}"

also tried=>

setImgCounter(post.postImages.length,$parent.$index+$index)

here $index=3 and $oarent.$index=3 . I want something like 33 but it is showing me 6 . setImgCounter is a function and I want to send $parent.$index+$index as a variable.is there any way to achieve 33 instate of 6.

Answer 1

您需要将整数转换为要连接的字符串，然后将结果字符串转换回整数以供以后处理（我想）：

parseInt($parent.$index+""+$index)

Answer 2

尝试做类似的事情

ng-init = "imgid={{$parent.$index}}{{$index}}"

Answer 3

尝试这个

ng-init = "imgid={{$parent.$index+' '+$index}}"