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$(document).ready(function(){
  var name=$("#name");
  name.blur(checkName);
  function checkName(){
    1. ______________________ÈçºÎ½«ÎÒµÄNameֵͨ¹ýajax·¢Ë͵½ÎÒÏëÒªµÄphpÖУ¬ÎÒÐèÒªÑéÖ¤nameÊÇ·ñºÏ·¨£¡
  }
}
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JScript code:

<!--jquery -->
<script type="text/javascript" src="http://ajax.googleapis.com/ajax/libs/jquery/1.3.2/jquery.min.js"></script>

<script type="text/javascript">
$(document).ready(function(){
var name=$("#name");
name.blur(checkName);
checkName();
});

function checkName(){
//Ìá½»url
var url = 'getdata.php';

//ajaxµÄpostÌá½»
$.post(url,
{ name: "John"}, //debug:johnΪ±äÁ¿
function(data){
//alert(data); //debug:data¼´Îª´¦Àí½á¹û
});
}
</script>



PHP code:

<?php
echo "result";
//Ò³Ãæ´òÓ¡µÄÄÚÈݼ´ÎªÉÏÃæajax»ñÈ¡µÄdata
?>

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