6 string references to 'foo' in Coder 8.2

bad.php in coder_sniffer/Drupal/Test/bad/bad.php

CheckPlainUnitTest.inc in coder_sniffer/DrupalPractice/Test/FunctionCalls/CheckPlainUnitTest.inc

Foo::__toString in coder_sniffer/Drupal/Test/good/good.php

Returns the string representatuion of this object.

FunctionWatchdogUnitTest.inc in coder_sniffer/Drupal/Test/Semantics/FunctionWatchdogUnitTest.inc

test1 in coder_sniffer/DrupalPractice/Test/good/good.php

Ignoring the array value in a foreach loop is OK.

test3 in coder_sniffer/DrupalPractice/Test/good/good.php

Variables that are used by reference are allowed to not be read.