function my_ga()options=gaoptimset;%设置变量范围options=gaoptimset(options,'PopInitRange',[0;9]);%设置种群大小options=gaoptimset(options,'PopulationSize',100);%设置迭代次数options=gaoptimset(options,'Generations',100);%选择选择函数options=gaoptimset(options,'SelectionFcn',@selectionroulette);%选择交叉函数options=gaoptimset(options,'Cros |