jQuery¼¼Êõ

°Ë¸ö³¬ÊµÓõÄjQuery¼¼Çɹ¥ÂÔ

×ÖºÅ+ ×÷ÕߣºH5Ö®¼Ò À´Ô´£ºH5Ö®¼Ò 2015-09-24 13:05 ÎÒÒªÆÀÂÛ( )

jQueryÊÇJavaScript×îºÃµÄ¿âÖ®Ò»£¬Ö÷ÒªÓÃÓÚÖÆ×÷¶¯»­¡¢Ê¼þ´¦Àí£¬Ö§³ÖAjax¼°HTML½Å±¾¿Í»§¶Ë¡£ÎÄÖзÖÏíÁË8¸ö³¬ÊµÓõÄjQuery´úÂë¼¼Çɹ¥ÂÔ£¬Ï£ÍûÄã»áϲ»¶¡£

±¾ÎÄÎÒÃǽ«ÎªjQueryÓû§·ÖÏí8¸ö³¬ÊµÓõļ¼Çɹ¥ÂÔ¡£jQueryÊÇJavaScript×îºÃµÄ¿âÖ®Ò»£¬Ö÷ÒªÓÃÓÚÖÆ×÷¶¯»­¡¢Ê¼þ´¦Àí£¬Ö§³ÖAjax¼°HTML ½Å±¾¿Í»§¶Ë¡£´ËÍ⣬jQuery»¹ÓµÓи÷ÖÖ²å¼þ£¬ÒÔ°ïÖú¿ª·¢ÕßÔÚ×î¶Ìʱ¼äÄÚ¿ìËÙ´´½¨ÍøÕ¾/ÍøÒ³¡£

ÎÄÖзÖÏíµÄÕâЩʵÓôúÂ룬ϣÍûÄã»áϲ»¶¡£

1£©½ûÓÃÓÒ¼üµ¥»÷¹¦ÄÜ

Èç¹ûÄãÏëΪÓû§½ÚÊ¡ÍøÕ¾ÐÅÏ¢£¬ÄÇô¿ª·¢Õß¿ÉÒÔʹÓÃÕâ¶Î´úÂ롪¡ª½ûÓÃÓÒ¼üµ¥»÷¹¦ÄÜ¡£

<font><font>$(document).ready(function() {
 //catch the right-click context menu
 $(document).bind("contextmenu",function(e) {    
  //warning prompt - optional
  alert("No right-clicking!");

  //delete the default context menu
  return false;
 });
});</font></font>

2£©Ê¹ÓÃjQueryÉ趨Îı¾´óС

ʹÓÃÕâ¶Î´úÂ룬Óû§¿É¸ù¾ÝÐèÇóÖØÐÂÉ趨Îı¾³ß´ç£¨Ôö¼Ó»ò¼õÉÙ£©¡£

<font><font>$(document).ready(function() {
 //find the current font size
 var originalFontSize = $('html').css('font-size');

 //Increase the text size
 $(".increaseFont").click(function() {
  var currentFontSize = $('html').css('font-size');
  var currentFontSizeNumber = parseFloat(currentFontSize, 10);

  var newFontSize = currentFontSizeNumber*1.2;
  $('html').css('font-size', newFontSize);
  return false;
 });

 //Decrease the Text Size
 $(".decreaseFont").click(function() {
  var currentFontSize = $('html').css('font-size');
  var currentFontSizeNum = parseFloat(currentFontSize, 10);

  var newFontSize = currentFontSizeNum*0.8;
  $('html').css('font-size', newFontSize);
  return false;
 });

 // Reset Font Size
 $(".resetFont").click(function(){
 $('html').css('font-size', originalFontSize);
  });
});</font></font>

3£©ÔÚд°¿Ú´ò¿ªÁ´½Ó

ʹÓÃÕâ¶Î´úÂë»á°ïÖúÓû§ÔÚд°¿Ú´ò¿ªÁ´½Ó£¬ÎªÓû§´øÀ´¸üºÃµÄÓû§ÌåÑé¡£

$(document).ready(function() {
 //select all anchor tags that have http in the href
 //and apply the target=_blank
 $("a[href^='http']").attr('target','_blank');
});

4£©¸ü¸ÄÑùʽÁбí

ʹÓÃÕâ¶Î´úÂë°ïÖúÄã¸ü¸ÄÑùʽÁÐ±í¡£

$(document).ready(function() {
 $("a.cssSwap").click(function() {
  //swap the link rel attribute with the value in the rel   
  $('link[rel=stylesheet]').attr('href' , $(this).attr('rel'));
 });
});

5£©·µ»Øµ½¶¥²¿Á´½Ó

´Ë´úÂë¶ÔÓÚ³¤Ê±¼äµã»÷µ¥Ò³Ãæ·Ç³£ÊµÓã¬Äã¿ÉÒÔÔÚÖØÒª¹ØÍ·µã»÷¡°·µ»Ø¶¥²¿¡±¹¦ÄÜ¡£

$(document).ready(function() {
 //when the link is clicked
 $('#top').click(function() {
  //scoll the page back to the top
  $(document).scrollTo(0,500);
 }
});

6£©»ñÈ¡Êó±êÖ¸ÕëµÄX / YÖá

<font><font>$().mousemove(function(e){
    //display the x and y axis values inside the P element
    $('p').html("X Axis : " + e.pageX + " | Y Axis " + e.pageY);
});</font></font>

7£©¼ì²âµ±Ç°Êó±ê×ø±ê

ʹÓÃÕâ¸ö½Å±¾£¬Äã¿ÉÒÔÔÚÈκÎÍøÂçä¯ÀÀÆ÷»ñÈ¡Êó±ê×ø±ê¡£

$(document).ready(function() {
$().mousemove(function(e)
{
$('# MouseCoordinates ').html("X Axis Position = " + e.pageX + " and Y Axis Position = " + e.pageY);
});

8£©Í¼Æ¬Ô¤¼ÓÔØ

´Ë¶Î´úÂë°ïÖúÓû§¿ìËÙ¼ÓÔØͼƬ»òÍøÒ³Ò³Ãæ¡£

<font><font>jQuery.preloadImagesInWebPage = function()
{
     for(var ctr = 0; ctr<arguments.length; ctr++)
{
jQuery("").attr("src", arguments[ctr]);
}
}
To use the above method, you can use the following piece of code:
$.preloadImages("image1.gif", "image2.gif", "image3.gif");
To check whether an image has been loaded, you can use the following piece of code:
$('#imageObject').attr('src', 'image1.gif').load(function() {
alert('The image has been loaded¡­');
});</font></font>

΢ÐŹ«ÖÚºÅ

TechTarget

¹Ù·½Î¢²©

TechTargetÖйú

ÆÀÂÛ

²é¿´¸ü¶àÆÀÂÛ

¾´Çë¶ÁÕß·¢±íÆÀÂÛ£¬±¾Õ¾±£Áôɾ³ýÓë±¾ÎÄÎ޹غͲ»ÑÅÆÀÂÛµÄȨÁ¦¡£

Ìá½»ÆÀÂÛ

Ajax ÓëRIA Web·þÎñ>¸ü¶à

  • ËÄÌõÔ­ÔòֱͨÕæÕýÃô½Ý¾³½ç

    Ëæ×Åʱ¼äµÄÍÆÒÆ£¬Èí¼þÍŶӿª·¢ËûÃÇ×Ô¼ºµÄÃô½Ý±äÌå¡£ÕâÀï¸æËßÄãÈçºÎʹÄãµÄʵ¼ùÓëÃô½Ý¾«ÉñÏàÒ»Ö¡£

  • ´ÓWeb¿ª·¢µ½½»¸¶£º2015±Ø±¸Éî¶ÈÇ°¶Ë֪ʶ

    ¹ýÈ¥Õ⼸ʮÄ꣬»¥ÁªÍøÒѱ»Ö¤Ã÷ÊÇÓ°Ïì¼¼ÊõÊÀ½çµÄ×ÔÓ×îÄÑÒÔÔ¤²âµÄϵͳ֮һ¡£Èí¼þÍùÍùÊÇ»ùÓÚ²¿ÊðÔÚ±¾µØÓ²¼þ£¨»òÖÁÉÙ±¾µØÍøÂ磩ÉϵļÙÉèÀ´½øÐÐÉè¼ÆµÄ¡£

  • ²»ÄÑ·¢ÏÖÈËÃǷdz£Ï²»¶ÔÚÇ°¶Ë¿ª·¢ÖÐʹÓÃJavaScript¡£µ«ÊÇ£¬ÁîÎÒÃǾªÑȵÄÊǺó¶Ë¿ª·¢Ò²Èç´ËÇàíùJavaScript£¬´Ù½øÁË»ùÓÚÔƺͻùÓÚÊý¾ÝÖÐÐĵÄÍйÜÓ¦Óõķ¢Õ¹¡£

  • Òƶ¯HTML5ÌôÕ½ºÎÔÚ£¿

    µ±HTML5³öÏÖʱ£¬Ðí¶à¿ª·¢ÕߺÍÓ¦Óüܹ¹Ê¦ÊÓ֮Ϊ´´½¨Æ½Ì¨¶ÀÁ¢Ó¦Óᢼò»¯ÄãµÄÉ豸֧³ÖÒÔ¼°µ±ÐµÄÒƶ¯É豸OS°æ±¾·¢²¼Ê±¼õÉÙÓ¦ÓÃÏà¹ØÎÊÌâµÄ»ú»á¡£

  • Ïà¹ØÍƼö

  • JDK 8u40¸üУºÐÂÔö¹¦ÄÜÇÀÏÈ¿´

    Ë×»°Ëµ³¤½­ºóÀËÍÆÇ°ÀË£¬Ò»´úÐÂÈË»»¾ÉÈË£¬Java¸üа汾½»Ì棬ҲÊÇÕâÑùÒ»¸öµÀÀí¡£¼×¹ÇÎÄÓÖ¸øJavaÌí¼ÓÁËÄÄЩй¦ÄÜ¡£

  • Òƶ¯HTML5ÌôÕ½ºÎÔÚ£¿

    µ±HTML5³öÏÖʱ£¬Ðí¶à¿ª·¢ÕߺÍÓ¦Óüܹ¹Ê¦ÊÓ֮Ϊ´´½¨Æ½Ì¨¶ÀÁ¢Ó¦Óᢼò»¯ÄãµÄÉ豸֧³ÖÒÔ¼°µ±ÐµÄÒƶ¯É豸OS°æ±¾·¢²¼Ê±¼õÉÙÓ¦ÓÃÏà¹ØÎÊÌâµÄ»ú»á¡£

  • ²»ÄÑ·¢ÏÖÈËÃǷdz£Ï²»¶ÔÚÇ°¶Ë¿ª·¢ÖÐʹÓÃJavaScript¡£µ«ÊÇ£¬ÁîÎÒÃǾªÑȵÄÊǺó¶Ë¿ª·¢Ò²Èç´ËÇàíùJavaScript£¬´Ù½øÁË»ùÓÚÔƺͻùÓÚÊý¾ÝÖÐÐĵÄÍйÜÓ¦Óõķ¢Õ¹¡£

  • ¾¡¹Ü΢·þÎñÕâ¸ö´Ê»¹Ã»ÓÐÒ»¸öȨÍþÐԵĶ¨Ò壬µ«ÊÇ£¬ËüÈ´±»¹«ÈÏΪһ¸ö·Ç³£×¨Òµ»¯µÄ·þÎñ£¬¿ÉÒÔÂú×ãÐí¶àÌض¨¹¦ÄÜÐÔÐèÇó¡£

  • ¼¼ÊõÊÖ²á>¸ü¶à

  • ÇáÁ¿ÐÍ¿ò¼Ü×ÊÔ´ÊÖ²á

    ¡¡

  • 1.±¾Õ¾×ñÑ­ÐÐÒµ¹æ·¶£¬ÈκÎתÔصĸå¼þ¶¼»áÃ÷È·±ê×¢×÷ÕߺÍÀ´Ô´£»2.±¾Õ¾µÄÔ­´´ÎÄÕ£¬ÇëתÔØʱÎñ±Ø×¢Ã÷ÎÄÕÂ×÷ÕߺÍÀ´Ô´£¬²»×ðÖØÔ­´´µÄÐÐΪÎÒÃǽ«×·¾¿ÔðÈΣ»3.×÷ÕßͶ¸å¿ÉÄܻᾭÎÒÃDZ༭Ð޸Ļò²¹³ä¡£

    Ïà¹ØÎÄÕÂ
    • 7¸öÓÐÓõÄjQueryС¼¼ÇÉ

      7¸öÓÐÓõÄjQueryС¼¼ÇÉ

      2016-02-26 13:02

    • jQueryÖÆ×÷selectË«ÏòÑ¡ÔñÁбí

      jQueryÖÆ×÷selectË«ÏòÑ¡ÔñÁбí

      2016-02-26 11:00

    • È«ÃæÏêϸµÄjQuery³£¼û¿ª·¢¼¼ÇÉÊÖ²á

      È«ÃæÏêϸµÄjQuery³£¼û¿ª·¢¼¼ÇÉÊÖ²á

      2016-02-26 10:02

    • Ç¿´óµÄjQueryÒƶ¯²å¼þTop 10

      Ç¿´óµÄjQueryÒƶ¯²å¼þTop 10

      2016-02-25 09:05

    ÍøÓѵãÆÀ
    ²