https://github.com/jrincayc/ucblogo-code
Revision ad2aafdb76721bf7ee061407f6a92e005841f163 authored by Joshua Cogliati on 28 June 2022, 01:19:29 UTC, committed by GitHub on 28 June 2022, 01:19:29 UTC
ISSUE-134: Fixed issue with LOADPICT if it's called before other turtle commands
2 parent s 7301609 + 3504376
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Tip revision: ad2aafdb76721bf7ee061407f6a92e005841f163 authored by Joshua Cogliati on 28 June 2022, 01:19:29 UTC
Merge pull request #135 from dmalec/ISSUE-134
Tip revision: ad2aafd
keyp
KEYP
KEY?

	predicate, outputs TRUE if there are characters waiting to be
	read from the read stream.  If the read stream is a file, this
	is equivalent to NOT EOFP.  If the read stream is the terminal,
	then echoing is turned off and the terminal is set to CBREAK
	(character at a time instead of line at a time) mode.  It
	remains in this mode until some line-mode reading is requested
	(e.g., READLIST).  The Unix operating system forgets about any
	pending characters when it switches modes, so the first KEYP
	invocation will always output FALSE.

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