This article mainly shares with you an example of how to determine whether an angularjs array contains an element, that is, the in_array function, which determines whether an array contains an element.
Array.prototype.in_array = function(e)
{
for(i=0;i<this.length;i++)
{
if(this[i] == e)
return true;
}
return false;
}Usage:
tmp.in_array(id)
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