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PHP Manual Function Reference Variable and Type Related Extensions Variable handling Variable handling Functions is_double
Variable handling Functions boolval debug_zval_dump doubleval empty floatval get_defined_vars get_resource_type gettype import_request_variables intval is_array is_bool is_callable is_double is_float is_int is_integer is_long is_null is_numeric is_object is_real is_resource is_scalar is_string isset print_r serialize settype strval unserialize unset var_dump var_export
  • is_callable
  • is_float

is_double

(PHP 4, PHP 5, PHP 7)

is_double — Alias of is_float()

Description

This function is an alias of: is_float().

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