找js高手写段js代码（写js代码的思路）

本文目录一览：

• 1、能发一下手写输入的JS代码给我吗
• 2、求一段JS代码，能取得浏览器可视界面高度，并根据高度值改变网页显示的百分比
• 3、倾情疯献求高手写JS停顿滚动代码
• 4、求一段JS代码，可以随机读取本地txt文件中某一行的内容
• 5、求高手写个 js 正则表达式 前三位整数 中间字符串 后四位整数

能发一下手写输入的JS代码给我吗

给你JS,这个是用在opera下的手写输入，按住ctrl+鼠标左键呼出

——————————————————————————————

// ==UserScript==

// ==/UserScript==

SWFObject = function($) {

this.cfg = $;

this.swfId = $.fid;

this.asObjects = {};

this.onLoadInit = null;

SWFObject.instances[this.swfId] = this

};

SWFObject.prototype.load = function() {

Utils.f(this.cfg)

};

SWFObject.prototype.getASObject = function($) {

return this.asObjects[$.asoId]

};

SWFObject.prototype.registerASObject = function(A) {

var _ = A.asoId,

$ = this.swfId;

return this.asObjects[_] = new ASObject({

asoId: _,

swfId: $

})

};

SWFObject.prototype.getASObjectProperty = function($) {

if (this.swf == null) this.swf = Utils.g(this.swfId);

return this.swf.getASObjectProperty($)

};

SWFObject.prototype.setASObjectProperty = function($) {

if (this.swf == null) this.swf = Utils.g(this.swfId);

this.swf.setASObjectProperty($)

};

SWFObject.prototype.callASObjectMethod = function($) {

if (this.swf == null) this.swf = Utils.g(this.swfId);

return this.swf.callASObjectMethod($)

};

SWFObject.instances = {};

SWFObject.getSWFObject = function($) {

return SWFObject.instances[$.swfId]

};

SWFObject.dispatchASObjectEvent = function(B) {

var _ = B.swfId,

A = B.asoId,

F = B.type,

E = B.data,

C = SWFObject.getSWFObject({

swfId: _

}),

$ = (A == undefined) ? C: C.getASObject({

asoId: A

}),

D = “on” + F.substr(0, 1).toUpperCase() + F.substr(1);

if ($[D] != null) $[D](E)

};

SWFObject.registerASObject = function(A) {

var $ = A.swfId,

_ = A.asoId,

B = SWFObject.getSWFObject(A);

B.registerASObject(A)

};

ASObject = function($) {

this.swfId = $.swfId;

this.asoId = $.asoId;

this.swfObject = SWFObject.getSWFObject($);

if (ASObject.instances[this.swfId] == null) ASObject.instances[this.swfId] = {};

ASObject.instances[this.swfId][this.asoId] = this

};

ASObject.prototype.get = function($) {

return this.swfObject.getASObjectProperty({

asoId: this.asoId,

property: $

})

};

ASObject.prototype.set = function(_, $) {

this.swfObject.setASObjectProperty({

asoId: this.asoId,

property: _,

value: $

})

};

ASObject.prototype.call = function($, _) {

return this.swfObject.callASObjectMethod({

asoId: this.asoId,

method: $,

parameters: _

})

};

ASObject.instances = {};

Utils = {

g: function($) {

return document.getElementById($)

},

f: function(_) {

var $ = ’embed id=”#{fid}” name=”#{fid}” src=”#{movie}” flashVars=”#{flashVars}” width=”#{width}” height=”#{height}” align=”#{align}” type=”application/x-shockwave-flash” pluginspage=”” wmode=”#{wmode}” scale=”#{scale}” salign=”#{salign}” allownetworking=”#{allownetworking}” allowscriptaccess=”#{allowscriptaccess}” /’,

A = ‘object id=”#{fid}” classid=”clsid:d27cdb6e-ae6d-11cf-96b8-444553540000″ width=”#{width}” height=”#{height}” align=”#{align}”param name=”movie” value=”#{movie}” /param name=”flashVars” value=”#{flashVars}” /param name=”wmode” value=”#{wmode}” /param name=”scale” value=”#{scale}” /param name=”salign” value=”#{salign}” /param name=”allownetworking” value=”#{allownetworking}” /param name=”allowscriptaccess” value=”#{allowscriptaccess}” //object’;

this.g(_.cid).innerHTML = this.fm(this.b.isIE ? A: $, _)

},

fm: function($, _) {

if (arguments.length) if (typeof(_) == “object”) $ = $.replace(/#\{([^\{\}]+)\}/g,

function(A, B) {

var $ = _[B];

if (typeof $ == “function”) $ = $(B);

return typeof($) == “undefined” ? “”: $

});

else if (typeof(_) != “undefined”) for (var A = arguments.length – 2; A -1; A–) $ = $.replace(new RegExp(“#\\{” + A + “\\}”, “g”), arguments[A + 1]);

return $

},

b: {

isIE: /msie/i.test(navigator.userAgent),

isFF: /firefox/i.test(navigator.userAgent),

isMaxthon: (function() {

var $ = false;

try {

$ = external.max_version

} catch(_) {}

return $

})()

},

mo: function() {

var $ = {},

B = arguments.length;

for (var C = 0; C B; C++) {

var A = arguments[C];

for (var _ in A) {

if ($[_] != null) continue;

$[_] = arguments[C][_]

}

}

return $

}

};

HWR = {

loaded: false

};

HWR.load = function(E, C, D) {

HWR.tid = C;

var $ = D ? (“serviceUrl=” + D) : “”,

B = {

cid: E,

fid: E + “_flash”,

width: 410,

height: 290,

movie: “”,

align: “middle”,

salign: “lt”,

wmode: “window”,

scale: “noscale”,

allowscriptaccess: “always”,

allownetworking: “all”,

flashVars: $

},

A = new SWFObject(B);

HWR.so = A;

var _;

A.onLoadInit = function($) {

HWR.ao = _ = A.asObjects.handWrite;

_.onCloseClick = function($) {

HWR._onCloseClick()

};

_.onCharSelect = function($) {

HWR._onCharSelect($[“char”])

}

};

A.load()

};

HWR._onCharSelect = function(A) {

var $ = HWR.tid;

var G = $.selectionStart;

var H = $.selectionEnd;

$.value = $.value.substring(0,G) + A + $.value.substring(H,$.value.length);

$.selectionStart = G + A.length;

$.selectionEnd = G + A.length;

};

HWR._onCloseClick = function() {

if (HWR.onCloseClick) HWR.onCloseClick()

};

HWR.onCloseClick = null;

HWR.clear = function() {

HWR.ao.call(“clear”, [])

};

function getFlashVersion() {

var B = navigator;

if (B.plugins B.mimeTypes.length) {

var A = B.plugins[“Shockwave Flash”];

if (A A.description) return A.description.replace(/([a-zA-Z]|\s)+/, “”).replace(/(\s)+r/, “.”) + “.0”

} else if (window.ActiveXObject !window.opera) for (var C = 10; C = 2; C–) {

try {

var _ = new ActiveXObject(“ShockwaveFlash.ShockwaveFlash.” + C);

if (_) {

return C + “.0.0”;

break

}

} catch($) {}

}

return “0”

}

function addStyle(A, $) {

var _ = document.styleSheets[0];

if (_.addRule) _.addRule(A, $);

else if (_.insertRule) _.insertRule(A + ” { ” + $ + ” }”, _.cssRules.length)

}

function penControl() {

var $ = parseInt(getFlashVersion());

if ($ 9) addStyle(“#penControl”, “display:none”)

}

function stopClosePen($) {

$ = $ || window.event;

if ($.stopPropagation) $.stopPropagation();

else $.cancelBubble = true

}

var enablePen = false;

function openPen($) {

if (!enablePen) {

var A = document.getElementById(HWR.so.cfg.cid);

A.className = “hwr_visible_ujs”;

enablePen = true

}

$ = $ || event;

var _ = $.target || $.srcElement;

_.blur();

stopClosePen($)

}

HWR.onCloseClick = function() {

HWR.clear();

var _ = document.getElementById(HWR.so.cfg.cid);

_.className = “hwr_hidden_ujs”;

enablePen = false

};

function closePen($) {

var B = document.getElementById(HWR.so.cfg.cid);

$ = $ || event;

var A = $.target || $.srcElement;

if (enablePen) {

HWR.clear();

B.className = “hwr_hidden_ujs”;

enablePen = false

}

}

function findPos(obj) {

var curleft = curtop = 0;

do {

curleft += obj.offsetLeft;

curtop += obj.offsetTop;

} while (obj = obj.offsetParent);

return [curleft, curtop];

}

function scrollDist() {

var html = document.getElementsByTagName(‘html’)[0];

if (html.scrollTop document.documentElement.scrollTop) {

return [html.scrollLeft, html.scrollTop];

} else if (html.scrollTop || document.documentElement.scrollTop) {

return [html.scrollLeft + document.documentElement.scrollLeft, html.scrollTop + document.documentElement.scrollTop];

} else if (document.body.scrollTop)

return [document.body.scrollLeft, document.body.scrollTop];

return [0, 0];

}

function innerDimensions() {

if (self.innerHeight) {

return [self.innerWidth, self.innerHeight];

} else if (document.documentElement document.documentElement.clientHeight) {

return [document.documentElement.clientWidth, document.documentElement.clientHeight];

} else if (document.body)

return [document.body.clientWidth, document.body.clientHeight];

return [0, 0];

}

document.addEventListener(‘DOMContentLoaded’,

function() {

hwrcss = ‘#hwr_div_ujs{position:absolute;}.hwr_hidden_ujs{display:none;}.hwr_visible_ujs{display:block;}’;

var hwrstyle = document.createElement(‘style’);

hwrstyle.setAttribute(‘type’, ‘text/css’);

hwrstyle.textContent = hwrcss;

document.getElementsByTagName(‘head’)[0].appendChild(hwrstyle);

hwrdiv = document.createElement(‘div’);

hwrdiv.id = “hwr_div_ujs”;

hwrdiv.className = “hwr_hidden_ujs”;

document.body.appendChild(hwrdiv);

},

false);

document.documentElement.addEventListener(‘click’,

function(e) {

if (e.ctrlKey !e.shiftKey !e.altKey) {

if (e.target.nodeName == “TEXTAREA” || e.target.type == “text” || e.target.type == “password”) {

var tPos = findPos(e.target), wDim = innerDimensions(), sDis = scrollDist();

if (tPos[1] + 293 + e.target.offsetHeight – sDis[1] – wDim[1] 0) {

hwr_div_ujs.style.top = tPos[1] – 293 + “px”;

} else {

hwr_div_ujs.style.top = tPos[1] + e.target.offsetHeight + 3 + “px”;

}

hwr_div_ujs.style.left = Math.max(0, Math.min(tPos[0], wDim[0] – 430)) + “px”;

hwr_div_ujs.className = “hwr_visible_ujs”;

penControl();

HWR.load(“hwr_div_ujs”, e.target, “”);

}

} else {

hwr_div_ujs.className = “hwr_hidden_ujs”;

}

},

false);

求一段JS代码，能取得浏览器可视界面高度，并根据高度值改变网页显示的百分比

window.onresize=function ()

{

var iHeight = document.documentElement.clientHeight||document.body.clientHeight;

obj.style.height=iHeight;

}

上面其中的obj就是你要处理的对象也就是那个要填满屏幕的div

倾情疯献求高手写JS停顿滚动代码

table width=”244″ height=”76″ border=”0″ cellpadding=”0″ cellspacing=”0″ class=”bk”

tr

td width=”1″ rowspan=”2″ bgcolor=”#FFFFFF”/td

td height=”41″ colspan=”2″ bgcolor=”#FFFFFF” a href=”ZjMain.asp”img src=”images/zjmy.gif” width=”74″ height=”17″ border=”0″/a/td

td width=”81″ rowspan=”2″ bgcolor=”#FFFFFF” id=”mybj”/td

/tr

tr

td width=”154″ height=”33″div class=”text” id=”zjmy” style=”line-height:15px;height:30px;margin-left:10px;margin-top:3px;overflow:hidden;” onmouseover=”iScrollAmount=0″ onmouseout=”iScrollAmount=1″

ul class=”set Rs=Conn.execute(“Select * from db where order by time desc”)

do while not Rs.eof

a=a+1%

lia href=”#” target=”_blank” class=”text”%=left(Rs(“timu”),10)%/a/li

%b=b”,”Rs(“tupan”)

c=split(b,”,”)

Rs.movenext

loop

Rs.close

set Rs=nothing%

/ul/div

script language=”javascript”

var oMarquee = document.getElementById(“zjmy”); //滚动对象

var iLineHeight = 15; //单行高度，像素

var iLineCount = %=a%; //实际行数

var iScrollAmount = 1; //每次滚动高度，像素

var t=””;

var runs=””;

var marqueeContent=new Array();

%for i=0 to UBound(c)%

marqueeContent[%=i%] = “%=c(i)%”;

%Next%

function run() {

clearTimeout(t)

oMarquee.scrollTop += iScrollAmount;

document.getElementById(“mybj”).background=marqueeContent[Math.floor(oMarquee.scrollTop/15)+1]

if ( oMarquee.scrollTop == iLineCount * iLineHeight )

oMarquee.scrollTop = 0;

if ( oMarquee.scrollTop % iLineHeight == 0 ) {

runs=window.setTimeout( “run()”, 2000 );

} else {

runs=window.setTimeout( “run()”, 50 );

}

}

function downs() {

clearTimeout(runs)

oMarquee.scrollTop -= iScrollAmount;

document.getElementById(“mybj”).background=marqueeContent[Math.floor(oMarquee.scrollTop/15)+1]

if ( oMarquee.scrollTop == 0 )

oMarquee.scrollTop = iLineCount * iLineHeight;

if ( oMarquee.scrollTop % iLineHeight == 0 ) {

t=window.setTimeout( “downs()”, 2000 );

} else {

t=window.setTimeout( “downs()”, 50 );

}

}

document.getElementById(“mybj”).background=marqueeContent[Math.floor(oMarquee.scrollTop/15)+1]

oMarquee.innerHTML += oMarquee.innerHTML;

runs=window.setTimeout( “run()”, 2000 );

/script

/td

td width=”6″table width=”100%” border=”0″ cellspacing=”0″ cellpadding=”0″

tr

tda href=”javascript:run();”img src=”images/jt1_1.gif” width=”6″ height=”5″ border=”0″/a/td

/tr

tr

td height=”11″/td

/tr

tr

tda href=”javascript:downs();”img src=”images/jt1_2.gif” width=”6″ height=”5″ border=”0″/a/td

/tr

/table

/td

/tr

/table

求一段JS代码，可以随机读取本地txt文件中某一行的内容

var fs = require(“fs”);

fs.readFile(“c:\\windows\\system32\\drivers\\etc\\hosts”,function(error,data){

    var result = data.toString().split(/[\n\r]/);

    console.log( result[ Math.random()*result.length | 0 ] );

});

求高手写个 js 正则表达式 前三位整数 中间字符串 后四位整数

[\d]{3}[\*]{4}[\d]{4}

测试字符串：

136****8436

158****4562123123123****4563

匹配结果：

共找到 3 处匹配：

136****8436

158****4562

123****4563