phpdbg_break_function Inserts a breakpoint at entry to a function &reftitle.description; voidphpdbg_break_function stringfunction Insert a breakpoint at the entry to the given function. &reftitle.parameters; function The name of the function. &reftitle.returnvalues; &return.void; &reftitle.seealso; phpdbg_break_file phpdbg_break_method phpdbg_break_next phpdbg_clear