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/**
* È¡µÃ×Ö·û´®µÄ×Ö½Ú³¤¶È
*/
´úÂë
function strlen(str)
{
var i;
var len;
len = 0;
for (i=0;i<str.length;i++)
{
if (str.charCodeAt(i)>255) len+=2; else len++;
}
return len;
}
/*
* ÅжÏÊÇ·ñΪÊý×Ö£¬ÊÇÔò·µ»Øtrue,·ñÔò·µ»Øfalse
*/
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function f_check_number(obj)
{
if (/^\d+$/.test(obj.value))
{
return true;
}
else
{
f_alert(obj,"ÇëÊäÈëÊý×Ö");
return false;
}
}
/*
* ÅжÏÊÇ·ñΪ×ÔÈ»Êý£¬ÊÇÔò·µ»Øtrue,·ñÔò·µ»Øfalse
*/
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function f_check_naturalnumber(obj)
{
var s = obj.value;
if (/^[0-9]+$/.test( s ) && (s > 0))
{
return true;
}
else
{
f_alert(obj,"ÇëÊäÈë×ÔÈ»Êý");
return false;
}
}
/*
* ÅжÏÊÇ·ñΪÕûÊý£¬ÊÇÔò·µ»Øtrue,·ñÔò·µ»Øfalse
*/
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function f_check_integer(obj)
{
if (/^(\+|-)?\d+$/.test( obj.value ))
{
return true;
}
else
{
f_alert(obj,"ÇëÊäÈëÕûÊý");
return false;
}
}
/*
* ÅжÏÊÇ·ñΪʵÊý£¬ÊÇÔò·µ»Øtrue,·ñÔò·µ»Øfalse
*/
´úÂë
function f_check_float(obj)
{
if (/^(\+|-)?\d+($|\.\d+$)/.test( obj.value ))
{
return true;
}
else
{
f_alert(obj,"ÇëÊäÈëʵÊý");
return false;
}
}
/*
* УÑéÊý×ֵij¤¶ÈºÍ¾«¶È
*/
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function f_check_double(obj){
var numReg;
var value = obj.value;
var strValueTemp, strInt, strDec;
var dtype = obj.eos_datatype;
var pos_dtype = dtype.substring(dtype.
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function createCar(){
var obj = new Object;
obj.name = "BWM";
obj.show = function(){
alert(this.name);
}
return obj;
}
var car1 = createCar();
var car2 = createCar();
car1.show();
car2.show();
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//дcookiesº¯Êý ×÷ÕߣºµÔÕñ¿
function SetCookie(name,value)//Á½¸ö²ÎÊý£¬Ò»¸öÊÇcookieµÄÃû×Ó£¬Ò»¸öÊÇÖµ
{
var Days = 30; //´Ë cookie ½«±»±£´æ 30 Ìì
var exp = new Date(); //new Date("December 31, 9998");
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function getInfo()
{
var s = "";
s += " ÍøÒ³¿É¼ûÇøÓò¿í£º"+ document.body.clientWidth+"\n";
s += " ÍøÒ³¿É¼ûÇøÓò¸ß£º"+ document.body.clientHeight+"\n";
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