[½Ç½À 1]
char name[4][10] = {"È«±æµ¿", "À̼ø½Å", "°°¨Âù", "À¯°ü¼ø"};
char tmp[10];
¹®ÀÚ¿ÀÇ °æ¿ì ¾Æ·¡¿Í °°Àº ¹æ¹ýÀ¸·Î ¹®ÀÚ¿À» À̵¿ÇÏ´Â °ÍÀº ºÒ°¡´ÉÇÔ.
tmp = name[2] ;
±×·¯¹Ç·Î, strcpy() ÇÔ¼ö¸¦ »ç¿ëÇØ¼ ¹®ÀÚ¿À» À̵¿ÇؾßÇÔ
strcpy(tmp,name[2]); // tmp ¹è¿¿¡ "°°¨Âù"ÀÌ copy µÊ
-------------------------------------------
±×·¸Áö¸¸, ±¸Á¶Ã¼ÀÇ °æ¿ì´Â
struct student_info {
char name[10];
int age;
float weight;
};
struct student_info students[4] = {
{"È«±æµ¿", 504, 67.5},
{"À̼ø½Å", 703, 80.3},
{"°°¨Âù", 645, 77.0},
{"À¯°ü¼ø", 205, 56.5}};
struct student_info tmp;
tmp = students[2]; // tmp ±¸Á¶Ã¼¿¡ "°°¨Âù", 645, 77.0 ÀÌ ¸ðµÎ copy µÊ
À§Ã³·³ º¯¼ö ÀüüÀÇ ³»¿ëÀ» Åë°·Î À̵¿ÇÏ´Â °ÍÀÌ °¡´ÉÇÔ
😡 ±×·¯³ª, ¹è¿ Àüü¸¦ À̵¿ÇÏ´Â °ÍÀº ºÒ°¡´É ÇÔ
struct student_info students_new[4];
students_new = students; // ºÒ°¡´É
ÀÌ °æ¿ì memcpy() ÇÔ¼ö¸¦ »ç¿ë
memcpy(students_new, students, sizeof(students)); // Àüü ±¸Á¶Ã¼¸¦ »õ·Î¿î ±¸Á¶Ã¼¿¡ Åë°·Î copy °¡´É
1) ±¸Á¶Ã¼¿¡¼ tmp = students[2]; ÀÌ¿Í °°ÀÌ º¹»ç°¡ µÇ´Â °ÍÀ» Å×½ºÆ® ÇϽÿÀ.
2) ÇÔ¼ö¸¦ ÀÛ¼ºÇÏ¿© students ±¸Á¶Ã¼ ¹è¿ÀÇ Ã¹¹øÂ°¿Í µÎ¹øÂ°¸¦ swapÇÏ´Â ±â´ÉÀ» Å×½ºÆ® ÇϽÿÀ.
3) Àüü¸¦ copy ÇÏ´Â ±â´ÉÀ» Å×½ºÆ® ÇϽÿÀ.
[½Ç½À 2]
À§¿¡¼ ¼³¸íÇÑ ±¸Á¶Ã¼ copy¸¦ ÀÌ¿ëÇÏ¿© À§ÀÇ ±¸Á¶Ã¼¸¦ À̸§, ³ªÀÌ, ¸ö¹«°Ô ¼øÀ¸·Î bubble Á¤·ÄÇÏ´Â ÇÁ·Î±×·¥À» ÀÛ¼ºÇϽÿÀ.



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