Integer.parseInt(tokens[2]);Exception in thread "Thread-2019" java.lang.NumberFormatException: For "12777"
at java.lang.NumberFormatException.forInputString(NumberFormatException.java:4
我正在尝试计算用纬度和经度定义的多边形的面积: lat = c(42.7093213,42.7079761,42.7093941,42.7080938,42.7093213), ) # last point equals first pointgeosphere::areaPolygon(cbind(example_polygon$