PHP is_double() Function

PHP Variable Handling Reference : Check whether a variable is of type float or not

Definition and Usage

The is_double() function checks whether a variable is of type float or not.

This function is an alias of is_float().

is_double(variable);

Parameter	Description
variable	Required. Specifies the variable to check

Return Value:	TRUE if variable is a float, FALSE otherwise
Return Type:	Boolean
PHP Version:	4.0+

❮ PHP Variable Handling Reference

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