²âÊÔ¼¸ÖÖÅÅÐòËã·¨µÄjavascriptʵÏÖ¼°Ð§ÄܲâÊÔ
ÓÃÀ´ÅÅÐò¶ÔÏñÊý×éµÄ. ×îºó»¹ÊǾö¶¨ÓÃArray¶ÔÏñµÄsort·½·¨£¬¾¡¹ÜÕâЩ¶¼Ã»ÓÃÉÏ£¬»¹ÊÇ×Ô¼º¼ÇÔÚ¿Õ¼äÀïµ±±Ê¼ÇÓõÄ.
¿ìËÙÅÅÐò£¬ÓÅ»¯µÄ¿ìËÙÅÅÐò£¬ÍüÁËÃû×ÓµÄÅÅÐò·½·¨£¬¶ÔÏñÌṩµÄÅÅÐò; ¾ø¶Ô²»ÒªÓÃÆðÅÝ·¨£¬³ý·ÇÊǽÌѧÉú¡£
ΪÁ˲âÊÔ£¬Ð´ÁËÒ»¸öÉú³ÉËæ»ú¶ÔÏñµÄ·½·¨£¬ÓÃÀ´Éú³ÉÒ»¸ö¶ÔÏñ£¬¶ÔÏñÖÐÓÐÒ»¸öÊôÐÔ a £¬a µÄֵΪһ¸öËæ»úÊý×Ö.ÒÔÏÂΪÉú³ÉArrayµÄ·½·¨:
function getRandomStr(){
return Math.round((1000 - 1 + 1 ) * Math.random() + 1);
}
var arr = new Array();
for(var i=0;i<5000;i++){
arr.push({a:getRandomStr()});
}
·½·¨Á㣺
·½·¨Ò»
ʵÏÖÔÀí£º
±éÀúÊý×飬ȡµÃÆäÖÐ×î´óÖµ(×îСֵҲ¿ÉÒÔ)£¬½«È¡µ½µÄÖµÒÆµ½¶ÓÁеÄ×îºó£¬È»ºóÔٴαéÀúÖÁÊý×鳤¶È-1µÄλÖã¬Èç´Ë·´¸´£¬Ö±µ½×îºóÐèÒª±éÀúµÄλÖó¤¶ÈΪ0 ʱΪֹ£¬ÓÉÓÚ±éÀú´ÎÊýÖ»ÓëÊý×鳤¶ÈÓйأ¬ËùÒÔÿ´ÎÔËÐеĴÎÊýÊǹ̶¨µÄ. ¼´Ò»¸ö1 ÖÁ Êý×é×î´óϱêµÄÀÛ¼ÓÖµ;
ʵÏÖ´úÂ룺
// ¿ìËÙÅÅÐò;
function SortObject1(arr){
// ¼Ç¼Êý×é×îºóÐèÒª±éÀúµÄλÖÃ
var leavings = arr.length;
// ×¼±¸½»»»¶ÔÏñÓõÄÁÙʱ±äÁ¿;
var p1 = arr[0],p=0,tmp;
// ±éÀúÊý×é;
while(leavings != 0){
// ѰÕÒÊý×éÖÐ×î´óµÄÖµ
for(var i=0;i < leavings;i++){
if(arr[i].a > p1.a){
p1 = arr[i];
p = i;
}
}
//ÒÆ¶¯×î´óÊý¾Ý¶ÔÏñµ½¶Óβ;
leavings--;
tmp = arr[p];
arr[p] = arr[leavings];
arr[leavings] = tmp;
p1=arr[0],p=0;
}
}
·½·¨¶þ
ʵÏÖÔÀí£º
ÓÅ»¯µÚÒ»ÖÖËã·¨£¬ÔÚѰÕÒ×î´óÖµµÄͬʱ£¬Ñ°ÕÒ×îСֵ£¬½«×î´óÖµÒÆ¶¯µ½¶Ó⣬½«Ð¡ÖµÒƶ¯µ½¶ÓÍ·£¬ÔòÓÚ²ÎÓëÔËËãµÄÊý×鳤¶Èÿ´Î-2 ËùÒÔÔËÐдÎÊýΪ 1 +3 +5 +7 +9 + (i) , i<=Array.length
ʵÏÖ´úÂ룺(×¢ÊÍÊ¡ÁË£¬¸úÉϵÄÒ»Ñù£¬Ö»ÊÇÁíÒ»¸öifͬʱÔÚÕÒ×îСµÄÖµ.)
function SortObject2(arr){
var leavings_e = arr.length;
var leavings_s = 1
var p_max = arr[0],p_max_l=0,tmp;
var p_min = arr[0],p_min_l=0,tmp;
while(leavings_e > leavings_s){
for(var i=leavings_s;i<leavings_e;i++){
if(arr[i].a > p_max.a){
p_max = arr[i];
p_max_l = i;
}
if(arr[i].a < p_min.a){
p_min = arr[i];
p_min_l = i;
}
Ïà¹ØÎĵµ£º
ÔÚJavascriptÖУ¬ËùÓпª·¢Õß¶¨ÒåµÄÀà¶¼¿ÉÒÔ×÷Ϊ»ùÀ࣬µ«³öÓÚ°²È«ÐÔ¿¼ÂÇ£¬±¾µØÀàºÍËÞÖ÷À಻ÄÜ×÷Ϊ»ùÀ࣬ÕâÑù¿ÉÒÔ·ÀÖ¹¹«Ó÷ÃÎʱàÒë¹ýµÄä¯ÀÀÆ÷¼¶µÄ´úÂ룬ÒòΪÕâЩ´úÂë¿ÉÒÔ±»ÓÃÓÚ¶ñÒâ¹¥»÷¡£
Ñ¡¶¨»ùÀàºó£¬¾Í¿ÉÒÔ´´½¨ËüµÄ×ÓÀàÁË¡£ÊÇ·ñʹÓûùÀàÍêÈ«ÓÉÄã¾ö¶¨¡£ÓÐʱ ......
½üÈÕ£¬ÖªÃû¼¼Êõ¿ª·¢ÍøÕ¾SYS-CON ýÌåÁгöÊ®¸öÓ¦ÓÃ×î¹ãµÄJavascript¿ò¼Ü£¬ÎÄÕÂ˵£¬Javascript¿âÒѾ³ÉΪÉè¼ÆÓÅÐãÍøÕ¾µÄ»ù´¡£¬µ±½ñ¼¸ºõËùÓÐÕ¾µã¶¼´øÓÐJavascript»òAjaxÔªËØ¡£ÔÚWeb2.0¿ª·¢´ó³±ÖУ¬ËüÒ²ÐíÊÇ×î¹Ø¼üµÄÒªËØ¡£
ÒÔÏÂÊ®¸öÊ®´óJavascript¿ò¼Ü£¬Äã³£ÓÃÆäÖеö£¿
1. script.aculo.us (http://script.aculo.us/)
UR ......
1ÎÊÌâÀ´×ÔÒ»Î»ÍøÓѵÄÌáÎÊ£º
webÒ³ÃæÀïÓжà¸ö±íµ¥£¬Ã¿¸ö±íµ¥¶ÔÓ¦×ÅijһÀàÊý¾Ý²Ù×÷¡£
±ÈÈçÒ»¸öÏêϸµÄ¼òÀúÐÅÏ¢Ò³Ãæ·Ö 1¡¢¸öÈË×ÊÁÏ 2¡¢¹¤×÷¾Ñé 3¡¢ÏîÄ¿¾Ñé 4¡¢ÆäËûÐÅÏ¢ 4¸ö±íµ¥¡£
Ò»°ãµÄÐèÇóÊÇÔÊÐíÓû§µ¥¶ÀÌá½»ÆäÖÐÈκÎÒ»¸ö±íµ¥µ½ÏÂÒ»¸öÒ³Ãæ½øÐÐÐ޸IJÙ×÷£¨Ò²¾ÍÊÇËµÒ³ÃæÓÐ4¸ö²»Í¬µÄÐ޸İ´Å¥,µã»÷Äĸö°´Å¥ÔòÖ»Ìύijһ¸ö±í ......
ÔÚ¿ª·¢Öо³£»áÓÐÖ±½Ó¹Ø±ÕÒ³Ãæ²»µ¯³öÈκÎÌáʾµÄÐèÇó£¬ÔÚIE6ÖпÉÒÔÖ±½ÓÏóÏÂÃæÕâÑùд¾Í¿ÉÒÔÁË
<mce:script language=javascript><!--
window.opener=null
window.close()
// --></mce:script>
Õâ¸öÎÊÌâÔÚIE7ÖÐÔòÓпÉÄÜÊdzöÓÚijÖÖ°²È«¿¼ÂÇ£¨ÒòΪÔÚMSä¯ÀÀÆ÷µÄ¾ºÕù¶ÔÊÖFFÖУ¬ÊDz»Äܹرշ ......
ʹÓõÄÕýÔò±í´ïʽµÄÀý×Ó£¬µ«ÊÇûÓÐ˵ÕâЩÕýÔò±í´ïʽÈçºÎʹÓã¬ÏÖÔÚ¸ø´ó¼Ò¼¸¸öÀý×Ó£¬´ó¼Ò¿ÉÒÔ¿´¿´¡£
ÀûÓÃÕýÔò±í´ïʽÅжÏÊÇ·ñÊÇ0-9µÄ°¢À²®Êý×Ö
function regIsDigit(fData)
{
var reg = new RegExp("^[0-9]$");
return (reg.test(fData));
}
ÀûÓÃÕâÔò±í´ïʽ»ñÈ¡×Ö·û´®µÄ³¤¶È
function regDataLength(fData) ......