(PHP 4 >= 4.1.0)
get_defined_constants -- Returns an associative array with the names of all the
constants and their values.
Description
array get_defined_constants (void)
This function returns the names and values of all the constants currently defined. This
includes those created by extensions as well as those created with the define() function.
For example the line below
print_r (get_defined_constants());
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will print a list like:
Array
(
[E_ERROR] => 1
[E_WARNING] => 2
[E_PARSE] => 4
[E_NOTICE] => 8
[E_CORE_ERROR] => 16
[E_CORE_WARNING] => 32
[E_COMPILE_ERROR] => 64
[E_COMPILE_WARNING] => 128
[E_USER_ERROR] => 256
[E_USER_WARNING] => 512
[E_USER_NOTICE] => 1024
[E_ALL] => 2047
[TRUE] => 1
)
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See also
get_loaded_extensions().
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