Answers for "how to check datatype of variable in php"

php what type of variable is it

echo gettype($var1)."\n"; 
echo gettype($var2)."\n"; 
echo gettype($var3)."\n";

how to find datatype of a variable in php

<?php
$a = 3;
echo gettype($a);
?>

get type of variable php

$var = 1200;
gettype($var); // this will return integer

check type in php

gettype ( mixed $var ) : string