MATLAB Pie()用法及代碼示例

pie(x) // It draws a pie chart with the data in x.
pie(x, explode) // It offsets a slice from the pie.explode is a vector or matrix of zeroes and non-zeroes corresponding to x.

World population by continents.
cont= char('Asia','Europe','Africa',....'N.America','S.America');
pop=[3332;696;694;437;307];
pie(pop)
for i=1:5,
	gtext (cont(i,:));
end
Title ('World Population (1992)',....'fontsize', 18)