is_float

is_float

(PHP 3, PHP 4, PHP 5)

is_float -- Finds whether a variable is a float

Description

bool is_float ( mixed var )

Finds whether the given variable is a float.

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().

Parameters

var

The variable being evaluated.

Return Values

Returns TRUE if var is a float, FALSE otherwise.

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