check.js

来自「《JSP网站开发典型模块与实例精讲》一书光盘源码」· JavaScript 代码 · 共 56 行

JS
56
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function checkLength(strTemp){	var i,sum;	sum = 0;	for(i=0;i<strTemp.length;i++)	{		if ((strTemp.charCodeAt(i)>=0) && (strTemp.charCodeAt(i)<=128))			sum = sum + 1;		else			sum = sum + 2;	}	return sum;}// @CheckItem@ OPT-Renhj-20030704 提供公共的去处空格的方法//清除左边空格//function js_ltrim(deststr)//{// if(deststr==null)return "";// var pos=0;// var retStr=new String(deststr);// if (retStr.lenght==0) return retStr;// while (retStr.substring(pos,pos+1)==" ") pos++;// retStr=retStr.substring(pos);// return(retStr);//}//清除右边空格//function js_rtrim(deststr)//{// if(deststr==null)return "";// var retStr=new String(deststr);// var pos=retStr.length;// if (pos==0) return retStr;// while (pos && retStr.substring(pos-1,pos)==" " ) pos--;// retStr=retStr.substring(0,pos);// return(retStr);//}//清除左边和右边空格//function js_trim(deststr)//{// if(deststr==null)return "";// var retStr=new String(deststr);// var pos=retStr.length;// if (pos==0) return retStr;// retStr=js_ltrim(retStr);// retStr=js_rtrim(retStr);// return retStr;//}function MM_openBrWindow(theURL,winName,features) { //v2.0  window.open(theURL,winName,features);}///    <td align="right"><a href="#" onclick="MM_openBrWindow('sample.jsp', '', 'scrollbars=yes,resizable=yes,width=700,height=450,center=yes')">帮助</a></td>//    MM_openBrWindow('register.jsp','popup','scrollbars=yes,width=800,height=600');

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