javascriptÖеÄthis - Web ¿ª·¢ / JavaScript
<script type="text/javascript">
var person = {
name:"Kevin Yang",
sayHi:function(){
alert("ÄãºÃ£¬ÎÒÊÇ"+this.name);
}
}
setTimeout(person.sayHi,2000);
</script>
ÔõôÏÔʾ²»³öÀ´£¿
this Ö¸ µ÷ÓÃÕߵĶÔÏó
setTimeout(person.sayHi,2000);
»»³É
person.sayHi();
¾ÍÄÜÕýÈ·ÁË¡£
ÄãÕâÀï this Ö¸µÄÊÇ window ¶ÔÏó
»òÕß
<script type="text/javascript">
var person = {
name:"Kevin Yang",
sayHi:function(){
alert("ÄãºÃ£¬ÎÒÊÇ"+person .name);
}
}
setTimeout(person.sayHi,2000);
</script>
Â¥Ö÷ûÓе÷ÓÃÄĸöº¯Êý£¬ËùÒÔûÓÐÏÔʾ
<script type="text/javascript">
var person = {
name:"Kevin Yang",
sayHi:function(){
alert("ÄãºÃ£¬ÎÒÊÇ"+this.name);
}
}
setTimeout(function(){person.sayHi()},2000);
</script>
JScript code:
var person = {
name:"Kevin Yang",
sayHi:function(){
alert("ÄãºÃ£¬ÎÒÊÇ"+this.name);
}
}
setTimeout(&
Ïà¹ØÎÊ´ð£º
Èý¸öÊýx,y,z ±È´óС..
var x,y,z,t;
if (x>y)
{t=x;x=y;y=t;} //½»»»x,yµÄÖµ
if(x>z)
{t=z;z=x;x=t;}//½»»»x,zµÄÖµ
if(y>z)
{t=y;y=z;z=t;}//½»»»z,yµÄÖµ
ÕâÊÇ ......
ÓÃjavascript½«Êý¾Ýµ¼³öµ½Îı¾Îļþ(txt)ÖÐ..
Ê×ÏȼÙÉèÒѾÓÐÁËÐèҪдÈëµÄÎı¾ÄÚÈÝ var txtContent ="ÐèҪдÈëµÄÄÚÈÝ";
ÏÖÔÚÐèÒªÓÃjavascript½«ÄÚÈÝдÈëtxtÎļþ(Õâ¸ötxtÎļþ²»´æÔÚ,ÐèÒª´´½¨)ÖÐ,È»ºóдºÃÖ ......
ÒÔÏÂÊÇÒ»¶ÎJavsScript½Å±¾£¬µ«ÔËÐÐʱ×Ü»á²úÉú ¡°Microsoft JScript ÔËÐÐʱ´íÎó: 'null' Ϊ¿Õ»ò²»ÊǶÔÏó¡±Òì³££¬´ó¼Ò°ï¿´Ò»Ï¡£
<form id="form1" runat="server">
< ......
Çë½Ì¸÷λ´óÏÀ¡£
ÎÒÓÐÒ»Ò³Ãæa1.asp ÐèÒª´òÓ¡¡£ºáÏò£¬ÉÏ30£¬×ó5£¬ÓÒ5£¬ÏÂ5£¬Ò³Ã¼¡¢Ò³½ÅΪ¿Õ¡£
µ±Óû§µ½´ïa1.aspÒ³Ãæ¾Í×Ô¶¯ÉèÖÃÉÏÊöÃèÊö¡£À뿪a1.asp¾Í»Ö¸´Ä¬ÈÏÉèÖá£
Çë½Ì´óÏÀÃÇÈçºÎ±àÂ롣лл
û¿´Ã÷°×£¬ËµµÃ¸üÃ÷ ......