Problem 260. Create a function handle that reverses the input arguments of another function handle

Solution 264161

Submitted on 20 Jun 2013 by Jan Orwat

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Test	Status	Code Input and Output
1	Pass	%% f = @(x,y) 2*x+y; g = reverseArguments(f); assert(isequal(g(5,6), 17)); assert(isequal(g(6,5), 16)); g = @(a,b)f(b,a) g = @(a,b)f(b,a)
2	Pass	%% f = @(x,y) x.^y; g = reverseArguments(f); assert(isequal(g(2,3), 9)); g = @(a,b)f(b,a) g = @(a,b)f(b,a)
3	Pass	%% f = @(A,theta) Asin(theta); g = reverseArguments(f); assert(isequal(g(4,10), 10sin(4))); g = @(a,b)f(b,a) g = @(a,b)f(b,a)

Test

Status

Code Input and Output

Pass

%% f = @(x,y) 2*x+y; g = reverseArguments(f); assert(isequal(g(5,6), 17)); assert(isequal(g(6,5), 16));

g = @(a,b)f(b,a) g = @(a,b)f(b,a)

Pass

%% f = @(x,y) x.^y; g = reverseArguments(f); assert(isequal(g(2,3), 9));

g = @(a,b)f(b,a) g = @(a,b)f(b,a)

Pass

%% f = @(A,theta) A*sin(theta); g = reverseArguments(f); assert(isequal(g(4,10), 10*sin(4)));

g = @(a,b)f(b,a) g = @(a,b)f(b,a)