runkit7_constant_redefine Description &reftitle.description; boolrunkit7_constant_redefine stringconstname mixedvalue stringnewVisibility &reftitle.parameters; constname Constant to redefine. Either the name of a global constant, or classname::constname indicating class constant. value Value to assign to the constant. newVisibility The new visibility of the constant, for class constants. Unchanged by default. One of the RUNKIT7_ACC_* constants. &reftitle.returnvalues; &return.success; &reftitle.seealso; runkit7_constant_add runkit7_constant_remove