php check if input is int

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Emely
22 Jan 2016
1$a = 5; //returns true
2$a = "5"; //returns false
3$a = 5.3; //returns false
4is_int($a);
Eleonora
30 Mar 2018
1// Check if variable is int
2$id = "1";
3
4if(!intval($id)){
5  throw new Exception("Not Int", 404);
6}
7else{
8	// this variable is int
9}
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