MDL-77327 qtype_ddmarker: remove use of unnecessary undeclared field
commit0458c69d0d5945c91f24f063deb8fb44ef2116b8
authorTim Hunt <T.J.Hunt@open.ac.uk>
Tue, 28 Feb 2023 17:07:07 +0000 (28 17:07 +0000)
committerTim Hunt <T.J.Hunt@open.ac.uk>
Tue, 28 Feb 2023 17:44:55 +0000 (28 17:44 +0000)
tree04d927abfe3adc1c73826c2f0b15316b97699cd4
parent9ee4f8db8ba7f9c3596592a9e14c05c1ea5a024b
MDL-77327 qtype_ddmarker: remove use of unnecessary undeclared field

Also:
  * Fix some incorrect punctuation in two strings.
  * Add a test to verify that this change does not cause a regression.
  * Improve some PHPdoc comments.
question/type/ddmarker/lang/en/qtype_ddmarker.php
question/type/ddmarker/questiontype.php
question/type/ddmarker/tests/walkthrough_test.php