www.gusucode.com > matlab 案例源码 matlab代码程序 > matlab/preallocationTest.m
classdef preallocationTest < matlab.perftest.TestCase methods(Test) function testOnes(testCase) x = ones(1,1e7); end function testIndexingWithVariable(testCase) id = 1:1e7; x(id) = 1; end function testIndexingOnLHS(testCase) x(1:1e7) = 1; end function testForLoop(testCase) for i=1:1e7 x(i) = 1; end end end end