(PECL runkit7 >= Unknown)
runkit7_constant_add — Similar to define(), but allows defining in class definitions as well
$newVisibility] ) : bool
Name of constant to declare. Either a string to indicate a global constant, or classname::constname to indicate a class constant.
NULL, Bool, Long, Double, String, Array, or Resource value to store in the new constant.
Visibility of the constant, for class constants. Public by default.
One of the
TRUE on success or
FALSE on failure.