微信小程序畫布手寫簽名

微信小程序手寫畫板 界面佈局 < view class = 'content' > < canvas class = 'firstCanvas' canvas-id = "firstCanvas" bindtouchmove = 'move' bindtouchstart = 'start' bindtouchend = 'end' bindtouchcancel = 'cancel' bindl

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