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# is_int

(PHP 3, PHP 4 )

is_int -- Find whether a variable is an integer

## Description

bool is_int ( mixed var)

Returns `TRUE` if `var` is an integer `FALSE` otherwise.

> Note: To test if a variable is a number or a numeric string (such as form input, which is always a string), you must use is_numeric().

See also is_bool(), is_float(), is_integer(), is_numeric(), is_string(), is_array(), and is_object().

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