案例内资源下载:https://www.makeapie.cn/资源地址
function historyLine(xzdsj,fft,fft1st,fft1stX,fft1stY,fft2nd,fft2ndX,fft2ndY,fft3rd,fft3rdX,fft3rdY,fft4th,fft4thX,fft4thY,fft5th,fft5thX,fft5thY,selected){
// closeLine();
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运行版本:^5.1.2 Tips:如不显示可切换版本试试
Console调试
 Console调试