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ïŒãããªã«int,int,intã»ã»ã»ã»ã»ã»ã
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éçã®çåœ intã©ã³ãã«ãªã£ã¡ãããŸããïŒ
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int x,int yãint z, int γãint αã»ã»ã»ã»ã»
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intåã«æ ŒçŽããèªäœé¢æ°ã«ã€ããŠèŠ³å¯ããŠãããŸããããã
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ããŸãŸã§ã¯
次ã®ããã«ããã°ã©ã ãèšè¿°ã
ð
#include <stdio.h>
void function(int x){
printf("%d\n",x);
return;
}
int main(void){
function(1);
return 0;
}
ð
function(1);
ãå®è¡ããããšã«ãã
èªäœé¢æ° function(int x)ã®int xã«
æ°å€1ãä»£å ¥ããŠããŸãã.
ãã®å Žå
ããã°ã©ã ã®å®è¡çµæ
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ã衚瀺ãããŸã
ãã®ããã°ã©ã ã®èªäœé¢æ°functionã®å®çŸ©ã
void function(int x){
printf("%d\n",x);
return;
}
ãã
void function(int x){
printf("%d\n",2*x);
return;
}
ã«å€æŽããããã°ã©ã
ð
#include <stdio.h>
void function(int x){
printf("%d\n",2*x);
return;
}
int main(void){
function(1);
return 0;
}
ãå®è¡ããŠã¿ããš
ããã°ã©ã ã®å®è¡çµæ
EAZY IDECã®å Žå
2
Visual Studioã®å Žå
2
ã衚瀺ãããŸã
ã€ãŸã
function(1);
ãå®è¡ããããšã
int x=1;
printf("%d\n",2*x);
ãå®è¡ãããŠããããã§ãã
次ã«
functioné¢æ°ã®å®çŸ©ã®ãªãã®2xã x+5ã«ããã
ããã°ã©ã ãå®è¡ããŠã¿ããš
ð€ð€
#include <stdio.h>
void function(int x){
printf("%d\n",x+5);
return;
}
int main(void){
function(1);
return 0;
}
ããã°ã©ã ã®å®è¡çµæ
EAZY IDECã®å Žå
6
Visual Studioã®å Žå
6
ã衚瀺ãããŸã
ãã®å Žåã¯
int x=1;
printf("%d\n",x+5);
ãå®è¡ãããŠããããã§ãã
function(1);
ã¯
æ°åŠã«ãããy=f(1)ã®ãããªãã®ã§ã¯ãªã
printf("%d\n",6);
ãšãã
ã³ã³ãã¥ãŒã¿ã«åœä»€ãããããåœä»€æãšãªã£ãŠããŸããã

ãœãŒã©ãŒããããã§æ°ããã¿ã€ãã®
ãnewèªäœé¢æ°
int newfunction (int x){
int y;
y=x+5;
return y;
}
ãå®çŸ©ããŸãã
åã®èªäœé¢æ°
void function(int x){
printf("%d\n",x+5);
return;
}
ãšã¯
ã¡ãã£ãšéã£ãèªäœé¢æ°ã«ãªã£ãŠããŸãã
ã©ããã¡ããã®ã§ããããïŒ
ä»ãŸã§ã®èªäœé¢æ°ã®ããã«
èªäœé¢æ°newfunctionã®å®çŸ©ã
int main{}ãã¯ããŸãããåã«
(mainé¢æ°ãå§ãŸãããåã«)
æã£ãŠããã®ã¯åããšãªããŸãã
ðð
#include <stdio.h>
int newfunction (int x){
int y;
y=x+5;
return y;
}
int main(void){
int a=newfunction (1);
printf("%d",a);
return 0;
}
ãã®ãšãã®èªäœé¢æ°newfunction (int x)ã®å®çŸ©ã¯
åã«ã§ãŠããèªäœé¢æ°ã®å®çŸ©ãšã¡ãã
ããããããããvoid newfunction (int x)ã
ããããããint newfunction (int x)ãšãªã£ãŠããŸãã
ããã«
ããããããããããããreturn;ãã
ããããããããããreturn y;ã«å€åããŠããŸããã
ããã«
ãããðèªäœé¢æ°newfunction (int x)ãð
mainé¢æ°å ã§
ããããããããããint a=newfunction (1);
ãããããããããããprintf("%d",a);
ãšèšè¿°ãããŠããŸãã
ããã¯ã©ã®ãããªä»çµã¿ãšãªã£ãŠããã®ã§ããããïŒ
以äžã®
ððãnewèªäœé¢æ°ãçšããããããã°ã©ã
ãš
ð€ð€åã®ã¿ã€ãã®ããã°ã©ã ã
èŠæ¯ã¹ãªããïŒåé芳å¯ããŸãããã
ððãnewèªäœé¢æ°newfunctionãçšããããããã°ã©ã ã¯ãã¡ãã§ã
ð
#include <stdio.h>
int newfunction (int x){
int y;
y=x+5;
return y;}
int main(void){
int a=newfunction (1);
printf("%d",a);
return 0;
}
ããã°ã©ã ã®å®è¡çµæ
6
ð€ð€åã®ã¿ã€ãã®ããã°ã©ã ã¯ãã¡ãã§ã
ð
#include <stdio.h>
void function(int x){
printf("%d\n",x+5);
return;
}
int main(void){
function(1);
return 0;
}
ããã°ã©ã ã®å®è¡çµæ
6
ã©ãã§ããïŒ
ä»ã®ððã®ããã°ã©ã å ã®ãnewèªäœé¢æ°newfunctionã®å®çŸ©ã§ã¯
å é ã«voidã®ä»£ããã«intãã€ããŠããŸããã
ãªãvoidã®ä»£ããã«intãã€ãã®ããšãããš
æ°å€ãæ ŒçŽããåãšããŠint,floatãªã©ããããŸãã
æŽæ°ã®åint ããã®ããã«
ð
int newfunction (int x){
int y;
y=x+5;
return y;
}
ð
èªäœé¢æ°newfunctionã®åã«èšè¿°ããããšã«ãã
èªäœé¢æ°newfunctionã
newfunction(1);
ã
å®è¡ããããšã
return y;ã«ãã
èªäœé¢æ°newfunction(1)
ã«æ»ãããæ»ãå€y
ã èªäœé¢æ°newfunction(1) ããããšãããšãã§ããããã«ãªããŸãã
ãŸãã§
å€æ°å®£èš
int newfunction(1);
ãå®è¡ãããŠ
intåã®å€æ°ã§ããnewfunction(1)ã«æ»ãå€yãä»£å ¥ãããŠãããããªæèŠã§ã
voidã¯ããŒã¿ãæ ŒçŽããªãããŒã¿ã®åãªã®ã§ïŒç¬ïŒ
void newfunction (int x){
int y;
y=x+5;
return y;
}
ã®ããã«
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èªäœé¢æ°newfunctionã®åãšããŠ
voidãèšè¿°ãããŠãããš
return y;
ã«ããæ»ãããæ»ãå€yã
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ã§ã¯ããã®return y;ã¯
ã©ã®ãããªå€ãèªäœé¢æ°newfunction
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y=x+5ã«x=1ãä»£å ¥ããããšã«ãã£ãŠ
yã«6ãä»£å ¥ãããããšã«ãªããŸãã
ããããããããããããããã
return y;ã«ãã£ãŠ
ããã ðèªäœé¢æ°newfunction(1)ð
ã«
yãæ»ãå€ãšããŠè¿ãããŸãã
yã«ã¯ïŒãä»£å ¥ãããŠããã®ã§
newfunction(1)ã«ã¯6ãæ»ãå€ãšããŠè¿ãããŸã
ããð
newfunction (int x)ã§ãªãnewfunction (1)
ã«æ»ãå€6ã¯è¿ãããŸãã
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newfunction(1)ã«
æ»ãå€6ã¯è¿ããããšããããšã§ãã
ã€ãŸã
ãããã
newfunction(1)=6;
ã®ãããªãã®ãå®è¡ãããããšã«ãªããŸã
int xã«äžããããããŒã¿ã«ãã
æ»ãå€ãå€ãããš
èªäœé¢æ°ãåãåãæ»ãå€ã®å€ãå€ãããŸãã
æ°å€ããŒã¿2ãnewfunction (int x)ã®int xã«ãããããããªãã°
newfunction (2)ã«æ»ãå€7ã¯è¿ãããŸãã
ã€ãŸã
newfunction (2)=7;
ã®ãããªãã®ãå®è¡ãããããšã«ãªããŸã
åã®ã¿ã€ãã®èªäœé¢æ°ã®å®çŸ©ã§ã¯
ð
void function(int x){
printf("%d\n",x+5);
return;//ðããã«æ³šç®
}
function(1);
ãå®è¡ãããšã
ãnewèªäœé¢æ°newfunctionã®ããã«
return y;ãšèšè¿°ããŠãæ°å€y=6ã
function(1)ã«æ»ãå¿ èŠããªãã£ãã®ã§
returnã®ããšã«äœãæžããªã
return ;
ãèšå®ãããŠããŸã
ãããŠ
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ðæ»ãå€ãæ ŒçŽããåãèªäœé¢æ°åã®å é ã«çœ®ããšããã«ãŒã«ãšãªã£ãŠããŸããð
åã®ã¿ã€ãã®èªäœé¢æ°functionã®å®çŸ©
ð
void function(int x){
printf("%d\n",x+5);
return;//ðããã«æ³šç®
}
ã®ããã«
æ»ãå€ãèªäœé¢æ°ã«ãã©ãããªããšãã¯
äœãããŒã¿ãæ ŒçŽããªãåãvoidãèªäœé¢æ°åã®å é ã«çœ®ãããšã«ãªããŸã
ððãnewèªäœé¢æ°ã®å®çŸ©ã§ã¯
ð
int newfunction (int x){
int y;
y=x+5;
return y;
}
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èªäœé¢æ°ånewfunctionã®åã«
æŽæ°å€ãæ ŒçŽããåãint ãèšè¿°ããŠãã£ãã®ã§ãã
以äžã§ã¯
æé€ãæ·±ãããã
ððãnewé¢æ°å ã®å€æ°yãšnewfunction (1)ã®é¢ä¿ã«ã€ããŠ
ããã«è©³ããèå¯ãå ããŠã¿ãŸããã
solarplexussãæ¬åœãããããã®å¥œãã§ããããã
ãããããããããããããããããããããããããã
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mainé¢æ°å ã§
newfunction(1);
ãå®è¡ããããš
ððãnewèªäœé¢æ°ã®å®çŸ©
int newfunction (int x){
int y;
y=x+5;
return y;
}
ã®
int xã«1ãä»£å ¥ãããŸãã
ããã«
ãã®x=1ã
y=x+5ã«ä»£å ¥ããŠy=6ãšããã ãã§ã¯
ã³ã³ãã¥ãŒã¿ãŒã¯newfunction(1)=6ãšèªèããŠãªãããããªãããªïŒã
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ããã ã£ãŠã
y=x+5ã«x=1ãä»£å ¥ããŠy=6ãšããã ãã§ã¯
y=6ãšnewfunction(1)èªäœã¯
ããªãã®é¢ä¿ããªããããã
ã ãã
ãããããããããããããð¥return y;ããã¡ããŠð€
y=6ãšnewfunction (1)ãé¢ä¿ã¥ããŠ
newfunction (1)ã«æ»ãå€ã6ãè¿ããŠãããš
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ãã®ãããªæ¹æ³ãçšããŠã
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æ°å€6ãnewfunction(1)
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ãœãŒã©ãŒã
ããã¡ãã£ãšã話ãããŠãããããã話ãããŠãããããããããããããã
return y;ã«ãã£ãŠ
æ»ãå€ã
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yã«æ ŒçŽãããæ°å€6ã¯
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æ»ãå€ãæ ŒçŽããèªäœé¢æ°newfunction(1)ã®åã
intã«èšå®ãããŠããã®ã§
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int newfunction(1)=6;
ããã§
int newfunction(1)=6;
ãããïœã芳å¯ããŠã¿ããš
ãŸãã§newfunction(1)ãintåã®å€æ°ã§
ããã«
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ããã¯ã¹ãããããããã°ããªãã ãããããªæããããã ïœïœðã
ãœãŒã©ãŒããã£ãè±ç·ããŠãããå¿ããŠã
ããã§ã€ãã«
int a=newfunction(1);
printf("%d",a);
ã説æããæãæ¥ãŸããã
ððnewèªäœé¢æ°ã®ããã°ã©ã ãä»äžåºŠã芧ãã ãã
#include <stdio.h>
int newfunction (int x){
int y;
y=x+5;
return y;
}
int main(void){
int a=newfunction(1);
printf("%d\n",a);
return 0;
}
ããã°ã©ã ã®å®è¡çµæ
EAZY IDECã®å Žå
6
Visual Studioã®å Žå
6
ãœãŒã©ãŒããã
èªäœé¢æ°newfunction(1)ãå®è¡ããããš
newfunction(1)=ïŒ
ãšãªããŸããã
ã§
int a=newfunction(1);
ã«ã泚ç®ãã ãã
int a=newfunction(1);
ã¯
int a;
a=newfunction(1);
ãå®è¡ãããããšã«çããã®ã§ãã
aã®å€æ°å®£èš
int a;
ãå®è¡ããŠäœè£œããã
å€æ°aã«newfunction(1)ãä»£å ¥ããã圢ã«ãªããŸã
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å€æ°aã¯6ã®å€ããã€ããšã«ãªããŸã
ã§ãã®ã§
printf("%d",a);
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6
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