MATLAB Function Reference

tic, toc

Stopwatch timer

Syntax

• tic
      any statements 
  toc
  t = toc
  

Description

tic starts a stopwatch timer.

toc prints the elapsed time since tic was used.

t = toc returns the elapsed time in t.

Examples

This example measures how the time required to solve a linear system varies with the order of a matrix.

• for n = 1:100
      A = rand(n,n);
      b = rand(n,1);
      tic
      x = A\b;
      t(n) = toc;
  end
  plot(t)
  

See Also

clock, cputime, etime, profile

textwrap

timer