Hier die Ergebnisse von mir, Delphi 10.3.2 / x86 / jcl und jvcl werde ich mal von github aktualisieren...
Code:
#1. done in 411 ms; clear: 178 ms; add: 24 ms; setText: 174 ms
#2. done in 314 ms; clear: 161 ms; add: 16 ms; setText: 107 ms
#3. done in 406 ms; clear: 194 ms; add: 24 ms; setText: 162 ms
#4. done in 302 ms; clear: 157 ms; add: 15 ms; setText: 101 ms
#5. done in 411 ms; clear: 260 ms; add: 17 ms; setText: 109 ms
#6. done in 317 ms; clear: 163 ms; add: 19 ms; setText: 98 ms
#7. done in 386 ms; clear: 241 ms; add: 15 ms; setText: 98 ms
#8. done in 386 ms; clear: 163 ms; add: 19 ms; setText: 160 ms
#9. done in 315 ms; clear: 177 ms; add: 16 ms; setText: 98 ms
#10. done in 390 ms; clear: 163 ms; add: 21 ms; setText: 180 ms