nav[aria-label="Primary Navigation"] { padding: 0; & ul { list-style: none; width: 100%; display: flex; flex-direction: row; justify-content: start; align-items: start; gap: 30px; padding: 0; & li { margin: 0; } & ul li { list-style: none; } } }

Draw a polyline ,before complete draw,how can i go back the last single click

Hello every superiors:

Now I use esri/toolbars/edit to draw a polyline, now I click but this is wrong ，how can I go back the last single click

pic2------> pic1

pic2

pic1

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now I have single click , how can I undo this single ，how to develop to realize this function ，thanks very much.

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