怎么样使用通用js？

来源：www.45fan.com 2016-09-01 11:59:40

怎么样使用通用js？

/******************************************************
FileName:jsLibrary.js
Copyright (c) 2003-xxxx *********公司技术开发部
Writer:Nick
create Date:2004-12-28
Rewriter:
Rewrite Date:
Impact:
******************************************************/

/*
==================================================================
公共函数：
功能：检查是否要显示提示窗口
==================================================================
*/
function IfShow(ShowMsg)
{
if (ShowMsg == "" )
{
return false;
}
else
{
return true;
}

}

/*
==================================================================
功能：替换空格（将多个连续空格替换为一个空格）
使用：ReplaceSpace(obj)
返回：string
==================================================================
*/
function ReplaceSpace(str)
{
while ( str.indexOf(" ") >= 0 )
{
str = str.replace(" " ," ");
}
return str;
}

/*
==================================================================
功能：非空检查，不忽略空格
提示信息：输入框为空，请输入！
使用：isNull(obj,string)
返回：bool
==================================================================
*/
function isNull(obj,ShowMsg)
{
var show = IfShow(ShowMsg) ;

//非空检查
if(obj.value == "")
{
if (show) alert(ShowMsg);
obj.focus();
obj.select();
return false;
}
else
{
return true;
}
}

/*
==================================================================
功能：邮箱地址检查
提示信息：未输入邮件地址或邮件地址无效！
使用：MailCheck(obj,string)
返回：bool
==================================================================
*/
function MailCheck(obj,ShowMsg)
{
var show = IfShow(ShowMsg) ;

if(obj.value!= "")
{
varok1=obj.value.indexOf("@");
varok2=obj.value.indexOf(".");
if(!((ok1!=-1)&&(ok2!=-1)))
{
if (show) alert(ShowMsg);
obj.focus();
obj.select();
return false;
}
varallowstrlist = "&#%<>";
varendvalue = true;
for(i=0;i<obj.value.length;i++)
{
if (allowstrlist.indexOf(obj.value.substr(i,1))!=-1)
{
endvalue=false;
break;
}
}
if(endvalue==false)
{
if (show) alert(ShowMsg);
obj.focus();
obj.select();
return false;
}
//邮件地址正确
return true;
}
else
{
//请输入电子信箱地址
if (show) alert(ShowMsg);
obj.focus();
obj.select();
return false;
}
}

/*
==================================================================
功能：检查输入的是否为数字
提示信息：未输入或输入的不是一个合法的数字！
使用：isNumeric(obj,string)
返回：bool
==================================================================
*/
function isNumeric(obj,ShowMsg)
{
var show = IfShow(ShowMsg) ;

var IfTrue = obj.value.search(/^(-|/+)?/d+(/./d+)?$/) != -1;

if (show && IfTrue ==false)
{
alert(ShowMsg);
obj.focus();
obj.select();
return false;
}
else
{
return true;
}
}

/*
==================================================================
功能：打印
使用：Print()
返回：
==================================================================
*/
function Print()
{

document.all.print.style.display = "none";
window.print();
window.close();
}

/*
==================================================================
功能：判断是否为日期(格式:yyyy-mm-dd)
提示信息：未输入或输入的日期格式错误！
使用：isDate(obj,string)
返回：bool
==================================================================
*/
function isDate(obj,ShowMsg)
{
var show = IfShow(ShowMsg) ;

if(obj.value==null)
{
if (show) alert(ShowMsg);
return false;
}

if(obj.value=="")
{
if (show) alert(ShowMsg);
return false;
}

var datePat=/^(/d{2}|/d{4})(/-)(/d{1,2})(/-)(/d{1,2})$/;

var dateStr=obj.value;
// is the format ok?
var matchArray = dateStr.match(datePat);

if (matchArray==null)
{
if (show) alert(ShowMsg);
return false;
}
year=matchArray[1];
month=matchArray[3];
day=matchArray[5];

if (year.length!=4 || month.length!=2 || day.length!=2)
{
if (show) alert(ShowMsg);
return false;
}
if (month < 1 || month > 12)
{
if (show) alert(ShowMsg);
return false;
}
if (day < 1 || day > 31)
{
if (show) alert(ShowMsg);
return false;
}

if ((month==4 || month==6 || month==9 || month==11) && day==31)
{
if (show) alert(ShowMsg);
return false;
}

if (month==2)
{
var isleap=(year % 4==0 && (year % 100 !=0 || year % 400==0));
if (day>29 || ((day==29) && (!isleap)))
{
if (show) alert(ShowMsg);
return false;
}
}
return true;
}

/*
==================================================================
功能：日期大小判断(格式：yyyy-mm-dd)
提示信息：未输入或输入的开始日期大于结束日期！
使用：JudgeDate(obj1,obj2,string)
返回：bool
==================================================================
*/
function JudgeDate(obj1,obj2,ShowMsg)
{
var show = IfShow(ShowMsg) ;

var eva = isDate(obj1,"") && isDate(obj2,"");

if(obj1.value!="" && obj2.value!="" & eva != false)
{
var date1 = obj1.value;
var myDate1 = Date.parse(date1.replace("-","/"));
var date2 = obj2.value;
var myDate2 = Date.parse(date2.replace("-","/"));
if(myDate1 > myDate2)
{
if (show) alert(ShowMsg);
return false;
}
else
{
return true;
}
}
else
{
if (show) alert(ShowMsg);
return false;
}
}

/*
==================================================================
功能：字符串操作,去除字符串两边的空格
使用：Trim(string)
返回：string
==================================================================
*/
/*
==================================================================
功能：去除左边的空格
使用：LTrim(string)
返回：string
==================================================================
*/
function LTrim(str)
{
var whitespace = new String(" /t/n/r");
var s = new String(str);

if (whitespace.indexOf(s.charAt(0)) != -1)
{
var j=0, i = s.length;
while (j < i && whitespace.indexOf(s.charAt(j)) != -1)
{
j++;
}
s = s.substring(j, i);
}
return s;
}

/*
==================================================================
功能：去除右边的空格
使用：RTrim(string)
返回：string
==================================================================
*/
function RTrim(str)
{
var whitespace = new String(" /t/n/r");
var s = new String(str);

if (whitespace.indexOf(s.charAt(s.length-1)) != -1)
{
var i = s.length - 1;
while (i >= 0 && whitespace.indexOf(s.charAt(i)) != -1)
{
i--;
}
s = s.substring(0, i+1);
}
return s;
}

//去除前后空格
function Trim(str)
{
return RTrim(LTrim(str));
}

/*
==================================================================
功能：无效字符的检测（不允许输入特殊字符）
提示信息：未输入或输入包含非法字符
使用：CheckChar(obj,Lchar,string)
Lchar：要检查的特殊字符
返回：bool
==================================================================
*/
function CheckChar(obj,Lchar,ShowMsg)
{
var show = IfShow(ShowMsg);

/*
==================================================================
功能：判断是否为整数、正整数、负整数、正整数+0、负整数+0
提示信息：参数错误或输入的不是一个（整数）。。
使用：isInt(obj,string,int or string,string)
(测试对象,+ or - or empty,empty or 0,显示信息)
空整数
+ 正整数
- 负整数
返回：bool
==================================================================
*/
function isInt(obj,sign,zero,ShowMsg)
{
var show = IfShow(ShowMsg);

var objStr = obj.value;

var reg;
var bolzero;

if(Trim(objStr)=="")
{
if (show) alert(ShowMsg);
obj.focus();
obj.select();
return false;
}
else
{
objStr=objStr.toString();
}

if((sign==null)||(Trim(sign)==""))
{
sign="+-";
}

if((zero==null)||(Trim(zero)==""))
{
bolzero=false;
}
else
{
zero=zero.toString();
if(zero==0)
{
bolzero=true;
}
else
{
if (show) alert(ShowMsg);
obj.focus();
obj.select();
return false;
}
}

switch(sign)
{
case "+-":
//整数
reg=/(^-?|^/+?)/d+$/;
break;
case "+":
if(!bolzero)
{
//正整数
reg=/^/+?[0-9]*[1-9][0-9]*$/;
}
else
{
//正整数+0
//reg=/^/+?/d+$/;
reg=/^/+?[0-9]*[0-9][0-9]*$/;
}
break;
case "-":
if(!bolzero)
{
//负整数
reg=/^-[0-9]*[1-9][0-9]*$/;
}
else
{
//负整数+0
//reg=/^-/d+$/;
reg=/^-[0-9]*[0-9][0-9]*$/;
}
break;
default:
if (show) alert(ShowMsg);
obj.focus();
obj.select();
return false;
break;
}

var r=objStr.match(reg);
if(r==null)
{
if (show) alert(ShowMsg);
obj.focus();
obj.select();
return false;
}
else
{
return true;
}
}
/*
==================================================================
功能：判断是否为浮点数、正浮点数、负浮点数、正浮点数+0、负浮点数+0
提示信息：参数错误或输入的不是一个（浮点数）。。
使用：isFloat(obj,string,int or string,string)
(测试对象,+ or - or empty,empty or 0,提示信息)
参数二：
空浮点数
+ 正浮点数
- 负浮点数
返回：bool
==================================================================
*/
function isFloat(obj,sign,zero,ShowMsg)
{
var show = IfShow(ShowMsg);

var objStr = obj.value;
var reg;
var bolzero;

if(Trim(objStr)=="")
{
if (show) alert(ShowMsg);
obj.focus();
obj.select();
return false;
}
else
{
objStr=objStr.toString();
}

if((sign==null)||(Trim(sign)==""))
{
sign="+-";
}

if((zero==null)||(Trim(zero)==""))
{
bolzero=false;
}
else
{
zero=zero.toString();
if(zero==0)
{
bolzero=true;
}
else
{
if (show) alert(ShowMsg);
obj.focus();
obj.select();
return false;
}
}

switch(sign)
{
case "+-":
//浮点数
reg=/^((-?|/+?)/d+)(/./d+)?$/;
break;
case "+":
if(!bolzero)
{
//正浮点数
reg=/^/+?(([0-9]+/.[0-9]*[1-9][0-9]*)|([0-9]*[1-9][0-9]*/.[0-9]+)|([0-9]*[1-9][0-9]*))$/;
}
else
{
//正浮点数+0
reg=/^/+?/d+(/./d+)?$/;
}
break;
case "-":
if(!bolzero)
{
//负浮点数
reg=/^-(([0-9]+/.[0-9]*[1-9][0-9]*)|([0-9]*[1-9][0-9]*/.[0-9]+)|([0-9]*[1-9][0-9]*))$/;
}
else
{
//负浮点数+0
reg=/^((-/d+(/./d+)?)|(0+(/.0+)?))$/;
}
break;
default:
if (show) alert(ShowMsg);
obj.focus();
obj.select();
return false;
break;
}

var r=objStr.match(reg);
if(r==null)
{
if (show) alert(ShowMsg);
obj.focus();
obj.select();
return false;
}
else
{
return true;
}
}

/*
==================================================================
功能：验证身份证号码是否有效
提示信息：未输入或输入身份证号不正确！
使用：isIDno(obj,string)
返回：bool
==================================================================
*/
function isIDno(obj,ShowMsg)
{
var show = IfShow(ShowMsg);

//aCity={11:"北京",12:"天津",13:"河北",14:"山西",15:"内蒙古",21:"辽宁",22:"吉林",23:"黑龙江",31:"上海",32:"江苏",33:"浙江",34:"安徽",35:"福建",36:"江西",37:"山东",41:"河南",42:"湖北",43:"湖南",44:"广东",45:"广西",46:"海南",50:"重庆",51:"四川",52:"贵州",53:"云南",54:"西藏",61:"陕西",62:"甘肃",63:"青海",64:"宁夏",65:"新疆",71:"台湾",81:"香港",82:"澳门",91:"国外"};
var aCity = "11,12,13,14,15,21,22,23,31,32,33,34,35,36,37,41,42,43,44,45,46,50,51,52,53,54,61,62,63,64,65,71,81,82,91"

variSum = 0;
varinfo = "";
varidCardLength = obj.value.length;

if(!/^/d{17}(/d|x)$/i.test(obj.value)&&!/^/d{15}$/i.test(obj.value))
{
if (show) alert(ShowMsg);
obj.focus();
obj.select();
return false;
}

//在后面的运算中x相当于数字10,所以转换成a
obj.value = obj.value.replace(/x$/i,"a");

var curCity = obj.value.substr(0,2);

if(!(aCity.indexOf(curCity) > 0) )
{
if (show) alert(ShowMsg);
obj.focus();
obj.select();
return false;
}

if (idCardLength==18)
{
sBirthday=obj.value.substr(6,4)+"-"+Number(obj.value.substr(10,2))+"-"+Number(obj.value.substr(12,2));
vard = new Date(sBirthday.replace(/-/g,"/"))
if(sBirthday!=(d.getFullYear()+"-"+(d.getMonth()+1) + "-" + d.getDate()))
{
if (show)
alert(ShowMsg);
obj.focus();
obj.select();
return false;
}

for(vari =17;i>=0;i --)
iSum +=(Math.pow(2,i) % 11) * parseInt(obj.value.charAt(17- i),11);

if(iSum%11!=1)
{
if (show)
alert(ShowMsg);
obj.focus();
obj.select();
return false;
}

}
else if(idCardLength==15)
{
sBirthday = "19" + obj.value.substr(6,2) + "-" + Number(obj.value.substr(8,2)) + "-" + Number(obj.value.substr(10,2));
vard = new Date(sBirthday.replace(/-/g,"/"))
var dd = d.getFullYear().toString() + "-" + (d.getMonth()+1)+ "-" +d.getDate();

if(sBirthday != dd)
{
if (show)
alert(ShowMsg);
obj.focus();
obj.select();
return false;
}
}
return true;
}

/*
==================================================================
功能：验证电话号码格式是否正确
提示信息：未输入或输入电话号码格式不正确！
使用：isPhoneNo(obj,string)
返回：bool
==================================================================
*/
function isPhoneNo(obj,ShowMsg)
{
var show = IfShow(ShowMsg);

var phoneNo = obj.value;
var Endvalue = true;
var allowstrlist = "1234567890()-";
if(phoneNo!="")
{
for(i=0;i<phoneNo.length;i++)
{
if (allowstrlist.indexOf(phoneNo.substr(i,1)) == -1)
{
Endvalue = false;
break;
}
}
if(Endvalue == false)
{
if (show)
alert(ShowMsg);
obj.focus();
obj.select();
return false;
}
}
else
{
if (show)
alert(ShowMsg);
obj.focus();
obj.select();
return false;
}
return true;
}

/*
==================================================================
功能：将金额小写转化成汉字大写
提示信息：
使用：MoneyToUpper('零,壹,贰,叁,肆,伍,陆,柒,捌,玖,','元,拾,佰,仟,万,拾,佰,仟,亿,拾,角,分,整,零零,零亿,亿万,零万,零元,零角,零分,',obj.value)
返回：string
str1 = "零,壹,贰,叁,肆,伍,陆,柒,捌,玖,"
str2 = "元,拾,佰,仟,万,拾,佰,仟,亿,拾,角,分,整,零零,零亿,亿万,零万,零元,零角,零分,"
==================================================================
*/
function MoneyToUpper(str1,str2,Num)
{
var charList1 = str1.split(",");
var charList2 = str2.split(",");

for( i = Num.length-1;i>=0;i--)
{
//替换tomoney()中的“,”
Num = Num.replace(",","")
//替换tomoney()中的空格
Num = Num.replace(" ","")
}

//替换掉可能出现的￥字符
Num = Num.replace("￥","")
//验证输入的字符是否为数字
if(isNaN(Num))
{
alert("Error: Not a Number !");
return "";
}

//---字符处理完毕，开始转换，转换采用前后两部分分别转换---
var part = String(Num).split(".");
var newchar = "";
//小数点前进行转化
for(i = part[0].length - 1; i>= 0 ; i--)
{
//若数量超过拾亿单位，提示
if(part[0].length > 10)
{
alert("Error Over Max Length !");
return "";
}
var tmpnewchar = "";

var perchar = part[0].charAt(i);

tmpnewchar= charList1[perchar] + tmpnewchar;

var indx = part[0].length-i-1;
if (indx == 0 || indx == 4 || indx == 8 || indx == 9)
{
tmpnewchar = tmpnewchar + charList2[indx];
}
else
{
if(perchar!=0) tmpnewchar = tmpnewchar + charList2[indx];
}
newchar = tmpnewchar + newchar;

}

//小数点之后进行转化
if( String(Num).indexOf(".") != -1)
{
if(part[1].length > 2)
{
part[1] = part[1].substr(0,2);
}
for(i=0;i<part[1].length;i++)
{
tmpnewchar = ""
perchar = part[1].charAt(i)

tmpnewchar = charList1[perchar] + tmpnewchar;
if(i==0)tmpnewchar =tmpnewchar + charList2[10]; //角
if(i==1)tmpnewchar = tmpnewchar + charList2[11]; //分
newchar = newchar + tmpnewchar;
}

}

//alert(newchar);

//替换零零为零
while(newchar.search(charList2[13]) != -1)
{
newchar = newchar.replace(charList2[13], charList1[0]); //零零 to 零
newchar = newchar.replace(charList2[14], charList2[8]); //"零亿" to "亿"
newchar = newchar.replace(charList2[15], charList2[8]); //"亿万" to "亿"

newchar = newchar.replace(charList2[16], charList2[4]); //"零万" to "万"
newchar = newchar.replace(charList2[17], charList2[0]); //"零元" to "元"
newchar = newchar.replace(charList2[18], ""); //"零角" to ""
newchar = newchar.replace(charList2[19], ""); //"零分" to ""
}

newchar = newchar.replace(charList2[14], charList2[8]); //"零亿" to "亿"
newchar = newchar.replace(charList2[15], charList2[8]); //"亿万" to "亿"

newchar = newchar.replace(charList2[16], charList2[4]); //"零万" to "万"
newchar = newchar.replace(charList2[17], charList2[0]); //"零元" to "元"
newchar = newchar.replace(charList2[18], ""); //"零角" to ""
newchar = newchar.replace(charList2[19], ""); //"零分" to ""

newchar = newchar + charList2[12];

//0.6元的情况
if(newchar.indexOf(charList2[0]) == 0)
newchar = newchar.replace(charList2[0],"");

return newchar;
}

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怎么样使用通用js？

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