JavaScript Tutorial switch
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switch ¹®

switch¹®Àº ´ÙÀ½°ú °°ÀÌ »ç¿ëÇÒ ¼ö ÀÖ´Ù.
switch(n) 
{ 
    case 1:     
        execute code block 1 
        break; 
    case 2:     
        execute code block 2 
        break; 
    default: 
        case1 °ú case2 ¸ðµÎ¿¡ ÇØ´çµÇÁö ¾ÊÀ» °æ¿ì ½ÇÇàµÈ´Ù.     
} 
 
switch¹®ÀÌ ºÐ±âµÇ´Â Á¶°ÇÀº n¿¡ ÀÇÇØ¼­ °áÁ¤ÀÌ µÈ´Ù. nÀÌ 1À̸é code block 1ÀÌ nÀÌ 2À̸é code block 2°¡ ½ÇÇàµÈ´Ù. ¸¸¾à ¾î¶°ÇÑ Á¶°Ç¿¡µµ ¸ÂÁö ¾ÊÀ» °æ¿ì¸¦ À§Çؼ­ ½ÇÇà½ÃÄѾßÇÒ Äڵ尡 ÀÖ´Ù¸é default¸¦ ÀÌ¿ëÇÏ¸é µÈ´Ù. ºí·°ÀÇ ³¡¿¡ break;¸¦ »ç¿ëÇÏÁö ¾ÊÀ» °æ¿ì¿¡´Â ÇöÀç½ÇÇà ºí·°ÀÌ ÂüÀÏ °æ¿ì ´ÙÀ½ ºí·°ÀÌ ÀÚµ¿À¸·Î ½ÇÇàµÈ´Ù. ¿¹¸¦ µé¾î case 1 Á¶°ÇÀ» ¸¸Á·Çߴµ¥ break ¸¦ »ç¿ëÇÏÁö ¾Ê¾Ò´Ù¸é, case 2´Â ÀÚµ¿À¸·Î ½ÇÇàµÈ´Ù.

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<script type="text/javascript"> 
//You will receive a different greeting based 
//on what day it is. Note that Sunday=0, 
//Monday=1, Tuesday=2, etc. 
 
var d=new Date(); 
theDay=d.getDay(); 
switch (theDay) 
{ 
case 5: 
  document.write("Finally Friday"); 
  break; 
case 6: 
  document.write("Super Saturday"); 
  break; 
case 0: 
  document.write("Sleepy Sunday"); 
  break; 
default: 
  document.write("I'm looking forward to this weekend!"); 
} 
</script> 
 
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