你查看的是手册中[b]treenode[/b][b][color=#032240][font="][size=13.0pt].labels[/size][/font][/color][/b]部分,向上翻,在[b][color=#032240][font="][size=13.0pt]treenode.labelProperties[/size][/font][/color][/b]部分有讲简短语法规则。
[color=blue][font="][size=12pt]current[/size][/font][/color][color=rgb(95, 99, 100)][font="][size=12pt].[/size][/font][/color][color=rgb(102, 102, 102)][font="][size=12pt]MyLabel[/size][/font][/color][color=black][font="][size=12pt] = [/size][/font][/color][color=rgb(236, 0, 236)][font="][size=12pt]5[/size][/font][/color][color=rgb(95, 99, 100)][font="][size=12pt];[/size][/font][/color]
[align=left]This will set the label's value to 5. If a label of thatname does not exist, then it will be added to the object's labels.[/align]