collections: companion code for the How to Sort a HashMap by Value (and Key) post

Co-Authored-By: Claude Sonnet 5.5 <[email protected]> Claude-Session: https://claude.ai/code/session_01KqJyCidz3ZgRyHABv2GVJh
2026-09-30 19:10:13 +00:00
parent 366579f478
commit 381f119308
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+ascending     : {bob=70, carol=85, alice=90, erin=95}
+reversed()    : {erin=95, alice=90, carol=85, bob=70}
+firstEntry()  : bob=70
+lastEntry()   : erin=95
+top2 (by pos) : [erin=95, alice=90]
+after put via view (no longer sorted): {bob=70, carol=85, alice=90, erin=95, zed=99}
+putLast/putFirst  : {carol=85, alice=90, erin=95, zed=99, bob=70}
+TreeMap first : alice=90  reversed: {zed=99, erin=95, carol=85, bob=70, alice=90}
+pollFirstEntry: carol=85 -> {alice=90, erin=95, zed=99, bob=70}