runkit7_constant_add Similar to define(), but allows defining in class definitions as well &reftitle.description; boolrunkit7_constant_add stringconstname mixedvalue intnewVisibility &reftitle.parameters; constname Name of constant to declare. Either a string to indicate a global constant, or classname::constname to indicate a class constant. value NULL, Bool, Long, Double, String, Array, or Resource value to store in the new constant. newVisibility Visibility of the constant, for class constants. Public by default. One of the RUNKIT7_ACC_* constants. &reftitle.returnvalues; &return.success; &reftitle.seealso; define runkit7_constant_redefine runkit7_constant_remove