恒润科技 HiRain Technologies HIRAIN TECHNOLOGIES 示例: > clear all 8 Clear all variables 保存及 >>x=5;x2=10; 8 Create x and x2 > save xdata x i Save only x into xdata.mat 载入数据 > clear all 8 Clear all variables load xdata 号 Load xdata.mat > whos 8 Note that x is back Name Size Bytes Class 1x1 8 double array Grand total is 1 element using 8 bytes 8 still equals 5 >>x2=10; 号 Recreate x2 >> save xdata x★ 8 Now save using a wild card > clear all 号C1eara11 variables >>1。 ad xdata 号1 oad xdata.mat > whos 8 Both variables were saved Name Size Bytes Class 1x1 8 double array x2 1x1 8 double array Grand total is 2 elements using 16 bytes www.hirain.com4 示例： 保存及 载入数据 >> clear all % Clear all variables >> x = 5; x2 = 10; % Create x and x2 >> save xdata x % Save only x into xdata.mat >> clear all % Clear all variables >> load xdata % Load xdata.mat >> whos % Note that x is back Name Size Bytes Class x 1x1 8 double array Grand total is 1 element using 8 bytes >> x % Still equals 5 x = 5 >> x2 = 10; % Recreate x2 >> save xdata x* % Now save using a wild card >> clear all % Clear all variables >> load xdata % Load xdata.mat >> whos % Both variables were saved Name Size Bytes Class x 1x1 8 double array x2 1x1 8 double array Grand total is 2 elements using 16 bytes