[FACE=PingFang SC][COLOR=rgb(34,34,34)][SIZE=18px][COLOR=rgb(0,0,0)]使用GetNodeName() 函数 即可实现。[/FACE][/COLOR][/SIZE][/COLOR]
[FACE=PingFang SC][COLOR=rgb(34,34,34)][SIZE=18px][COLOR=rgb(255,0,0)]语法 ：[/FACE][/COLOR][/SIZE][/COLOR]
[ALIGN=left][FACE=PingFang SC][COLOR=rgb(34,34,34)][SIZE=18px][COLOR=rgb(0,0,0)]GetNodeName (messagetag, nodenum);[/FACE][/COLOR][/SIZE][/COLOR][/ALIGN]
[FACE=PingFang SC][COLOR=rgb(34,34,34)][SIZE=18px][COLOR=rgb(255,0,0)]参数 ：[/FACE][/COLOR][/SIZE][/COLOR]
[ALIGN=left][FACE=PingFang SC][COLOR=rgb(34,34,34)][SIZE=18px][COLOR=rgb(0,0,0)]messagetag[/FACE][/COLOR][/SIZE][/COLOR][/ALIGN]
[FACE=PingFang SC][COLOR=rgb(34,34,34)][SIZE=18px][COLOR=rgb(0,0,0)]将包含节点名的消息标记名。[/FACE][/COLOR][/SIZE][/COLOR]
[ALIGN=left][FACE=PingFang SC][COLOR=rgb(34,34,34)][SIZE=18px][COLOR=rgb(0,0,0)]nodenum[/FACE][/COLOR][/SIZE][/COLOR][/ALIGN]
[FACE=PingFang SC][COLOR=rgb(34,34,34)][SIZE=18px][COLOR=rgb(0,0,0)]要从节点名检索的字符数。0 到 131 范围内的整数值、整型标记名或整型表达式。[/FACE][/COLOR][/SIZE][/COLOR]
[FACE=PingFang SC][COLOR=rgb(34,34,34)][SIZE=18px][COLOR=rgb(255,0,0)]例如：[/FACE][/COLOR][/SIZE][/COLOR]
[IMG=0,absmiddle]https://p3-sign.toutiaoimg.com/tos-cn-i-qvj2lq49k0/2ab9093979e04c329106125141b81f3a~noop.image?_iz=58558&from=article.pc_detail&x-expires=1684823502&x-signature=Ag9dxSHcX0nwJdLF7eHJQt%2F6m9g%3D[/IMG]
[FACE=PingFang SC][COLOR=rgb(0,0,0)][SIZE=18px]建立2个控件，如上[/FACE][/COLOR][/SIZE]
[IMG=0,absmiddle]https://p3-sign.toutiaoimg.com/tos-cn-i-qvj2lq49k0/c4582a1d8ee243c496e0a98757b3d3aa~noop.image?_iz=58558&from=article.pc_detail&x-expires=1684823502&x-signature=%2B4q5TVqnmR3465SE7VXDf2D8HMs%3D[/IMG]
[FACE=PingFang SC][COLOR=rgb(0,0,0)][SIZE=18px]编写此脚本[/FACE][/COLOR][/SIZE]
[IMG=0,absmiddle]https://p3-sign.toutiaoimg.com/tos-cn-i-qvj2lq49k0/6734394ee72340c0b4f8db9b25f496f7~noop.image?_iz=58558&from=article.pc_detail&x-expires=1684823502&x-signature=GBqYSozuRl0o3eSnmyLYXi2lYxw%3D[/IMG]
[FACE=PingFang SC][COLOR=rgb(34,34,34)][SIZE=18px][COLOR=rgb(0,0,0)]点击此按钮，显示如上。[/FACE][/COLOR][/SIZE][/COLOR]
[FACE=PingFang SC][COLOR=rgb(34,34,34)][SIZE=18px][COLOR=rgb(0,0,0)]此名称与计算机名称一样，如下[/FACE][/COLOR][/SIZE][/COLOR]
[IMG=0,absmiddle]https://p3-sign.toutiaoimg.com/tos-cn-i-qvj2lq49k0/34d97575edff450db2c129909f62ed15~noop.image?_iz=58558&from=article.pc_detail&x-expires=1684823502&x-signature=nN5Sl3mFElILd3VZ4dDmYaTlJsg%3D[/IMG]
[IMG=0,absmiddle]https://p3-sign.toutiaoimg.com/tos-cn-i-qvj2lq49k0/0536532b74284beb9258e96449a1c05c~noop.image?_iz=58558&from=article.pc_detail&x-expires=1684823502&x-signature=4rwIsfUOkov45hdP2o2Clgtv%2BtY%3D[/IMG]
[FACE=PingFang SC][COLOR=rgb(0,0,0)][SIZE=18px]如果在不知道节点名的情况下，可通过此方法获得，在C/S模式下使用较为广泛。[/FACE][/COLOR][/SIZE]
[FACE=PingFang SC][COLOR=rgb(0,0,0)][SIZE=18px][/FACE][/COLOR][/SIZE]
[IMG=0,absmiddle]https://p3-sign.toutiaoimg.com/tos-cn-i-qvj2lq49k0/6675b3a19aa84f8fb84d53ff467b3b03~noop.image?_iz=58558&from=article.pc_detail&x-expires=1684823681&x-signature=M8IUACvqz%2FmNjMxZVsyknzumen8%3D[/IMG]
[IMG=0,absmiddle]https://p3-sign.toutiaoimg.com/tos-cn-i-qvj2lq49k0/1d84cad4e7bf4c23b449708f109d8726~noop.image?_iz=58558&from=article.pc_detail&x-expires=1684823681&x-signature=05qcKuspLwFlobabtN4es9KwhV4%3D[/IMG][COLOR=rgb(0,0,0)][b][FACE=Microsoft YaHei][SIZE=4]微信群：PLC工业自动化社区 （加好友标注：姓名-城市）[/COLOR][/FACE][/b][/SIZE]
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