====== logerror() ======
----
The ''logerror()'' function is used to output text to the standard ''error.log'' file (if the ''log'' option is enabled) and is also visible in a debugger error output window.
===== Syntax =====
----
==== Declaration ====
Declared in ''src/emu/mame.h'' as

<code c++>void CLIB_DECL logerror(const char *format, ...) ATTR_PRINTF(1,2);</code>
==== Parameters ====
  * ''*format'' – Pointer to a ''const char'' with the text to be printed. Supports printf-style parameters.
  * ''...'' – A list of variables that are referenced in the text.
==== Returns ====
Nothing.
===== Example =====
<code c++>logerror("port 0: pc = %4x\n", activecpu_get_pc());</code>

Will output

<code c++>port 0: pc = 023a</code>

into the ''error.log'' file and the debugger error window.
===== See also =====
  * [[reference:popmessage|popmessage()]]