Changes
/* INP (add) */
: Checkts the keyboard and returns the string character of the key pressed. The string character returned is normally assigned to a string variable. If no key pressed, a null string is returned.
==== <code>INP (add‹address›)</code> ====
: Returns a value read from the defined I/O address add: Watch out http://cpcwiki.eu/index.php/I/O_Port_Summary : Example<pre>PRINT INP(&FF00)255Ready</pre>
==== <code>INSTR ([‹startposition›,]‹explored string›,‹seeking string›)</code> ====
