how to check varible type?

[mshen]

I want to check a variable and see if it is a integer?please tell me how t do it. Does PHP have type check functions?Thanks.

[cahva]

You can check if the variable is integer or not like this:

is_int($variable)

if its integer it returns true, if not, false.

And for the other type functions its the same.
is_bool, is_string,is_array etc.

You can also use
echo gettype($var);
Which prints the type of variable.