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MATLAB ѨذjOA@جO for j]For Loop^At@جO while j]While Loop^Cfor j骺ϥλykpUG

for ܼ = Vq, B⦡ end

䤤ܼƪȷ|Q̦]wVqC@ӤȡAӰ椶 forM end B⦡Ct@ for j骺ϥλykpUG

for ܼ = x}, B⦡ end

ܼƪȷ|Q̦]wx}C@ӪAӰ椶 for M end B⦡C

|ҨӻAUC for j|ͤ@Ӫ׬ 6 թMƦC]Harmonic Sequence^G

Example 1: 16-{y{/forLoop01.mx = zeros(1,6); % ܼ x O@ 16 jpsx} for i = 1:6 x(i) = 1/i; end disp(x) % x format rat % ϥΤƧΦ㦡ƭ disp(x) % ƧΦ x 1.0000 0.5000 0.3333 0.2500 0.2000 0.1667 Columns 1 through 4 1 1/2 1/3 1/4 Columns 5 through 6 1/5 1/6

bWҤAx} x ̪O@ 16 jpsx}Ab for j餤Aܼ i Ȩ̦O 1 6A]x} x i ӤȨ̦Q] 1/iC䤤Ψ쪺 format ratAiڭ̨ϥΦzƧΦܦƦCAyܻANON@ӼƭȪܦ $\frac{p}{q}$AӥB $p$ M $q$ OơC

for jiHOhhα_]Nested^AbUҤYͤ@ 66 Hilbert x} hA䤤 i CB j 檺 G

Example 2: 16-{y{/forLoop02.mh = zeros(6); % ܼ x O@ 66 jpsx} for i = 1:6 for j = 1:6 h(i,j) = 1/(i+j-1); end end format rat % ϥΤƧΦ㦡Ҧƭ h % h h = Columns 1 through 4 1 1/2 1/3 1/4 1/2 1/3 1/4 1/5 1/3 1/4 1/5 1/6 1/4 1/5 1/6 1/7 1/5 1/6 1/7 1/8 1/6 1/7 1/8 1/9 Columns 5 through 6 1/5 1/6 1/6 1/7 1/7 1/8 1/8 1/9 1/9 1/10 1/10 1/11

bWҤlAڭ̨ϥzerosOӹwtm]Allocate^F@ӾAjpx}CYwtmx}A{iAMATLABݭnʺAaW[]δp^x}jpA]ӭC{IJvCҥHbϥΤ@ӯx}ɡAYbƫeDjpAh̦nϥzerosonesOӹwtmx}һݪOjpC]{X̨ΤƤΰO骺޲zAаѨѩnf@uMATLAB {]pGigvĤGu{XPO餧̨ΤơvC^ bUҤAfor jCXeͪ Hilbert x}C@檺MG

Example 3: 16-{y{/forLoop03.mformat short % ^w]Φ㦡Ҧƭ h=magic(5); for i = h disp(norm(i)^2); % LXC@檺M end 1055 1105 1.2050e+03 1105 1055

bWҤAѩ h O@ӯx}AҥHC@ i ȴNOx} h @檺eAҥHgXӪOSO²C

YnX for jAi break OCҦpAYnX̤p n ȡA n! > 10100AiJpUG

Example 4: 16-{y{/break01.mfor i = 1:1000 if prod(1:i) > 1e100 fprintf('%g! = %e > 1e100\n', i, prod(1:i)); break; % X for j end end70! = 1.197857e+100 > 1e100

b@Ӱj餺AYnܨ즹jU@^XAiHϥ continue OAO\ C y continue ԭzAάO Perl y next ԭzCdҦpUG

Example 5: 16-{y{/continue01.mx = [1 -2 3 -4 5]; posTotal = 0; for i = 1:length(x) if x(i)<0, continue; end % Y x(i) psA즹j骺U@ӽj posTotal=posTotal+x(i); end posTotal % posTotal posTotal = 9

bWzdҤAڭ̭pVq x `MA]unJ x(i) OtơAڭ̴NiHϥ continue OӪ즹j骺U@Ӧ^X~CContinue OOqMATLAB 6.x ~}l䴩ApGAOϥ MATLAB 5.xANSOiѨϥΡAOڭ٬OiHϥ ifVthenVelse OӹFۦP\C

t@ӱ`Ψ쪺jOO while jAϥλykG

while B⦡F end

]NOAun󦡦ߡAB⦡N|@AQCҦpGeͽթMƦCҤlAi while jgpUG

Example 6: 16-{y{/while01.mx = zeros(1,6); i = 1; while i<=6 x(i) = 1/i; i = i+1; end x % x x = 1.0000 0.5000 0.3333 0.2500 0.2000 0.1667

Yn while OX̤p n ȡAϱo n! > 10100 AiJpUG

Example 7: 16-{y{/while02.mn = 1; while prod(1:n) < 1e100 n = n+1 end fprintf('%g! = %e > 1e100\n', n, prod(1:n)); n = 2 n = 3 n = 4 n = 5 n = 6 n = 7 n = 8 n = 9 n = 10 n = 11 n = 12 n = 13 n = 14 n = 15 n = 16 n = 17 n = 18 n = 19 n = 20 n = 21 n = 22 n = 23 n = 24 n = 25 n = 26 n = 27 n = 28 n = 29 n = 30 n = 31 n = 32 n = 33 n = 34 n = 35 n = 36 n = 37 n = 38 n = 39 n = 40 n = 41 n = 42 n = 43 n = 44 n = 45 n = 46 n = 47 n = 48 n = 49 n = 50 n = 51 n = 52 n = 53 n = 54 n = 55 n = 56 n = 57 n = 58 n = 59 n = 60 n = 61 n = 62 n = 63 n = 64 n = 65 n = 66 n = 67 n = 68 n = 69 n = 70 70! = 1.197857e+100 > 1e100

Pez for jۦPAbɨYnX while jAiϥ break OFYnU@^X while jA]iHϥ continue OCSO`NOAbreak OYΦbhj餤ACuX]tbreakO̤jC

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