存储一些公用的函数

// js校验身份证的方法

function IdCodeValid(code){
    //身份证号合法性验证
    //支持15位和18位身份证号
    //支持地址编码、出生日期、校验位验证
    var city={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:"* ",61:"陕西",62:"甘肃",63:"青海",64:"宁夏",65:"*",71:"*",81:"香港",82:"澳门",91:"国外 "};
    var row={
        'pass':true,
        'msg':'验证成功'
    };
    if(!code || !/^\d{6}(18|19|20)?\d{2}(0[1-9]|1[012])(0[1-9]|[12]\d|3[01])\d{3}(\d|[xX])$/.test(code)){
        row={
            'pass':false,
            'msg':'身份证号格式错误'
        };
    }else if(!city[code.substr(0,2)]){
        row={
            'pass':false,
            'msg':'身份证号地址编码错误'
        };
    }else{
        //18位身份证需要验证最后一位校验位
        if(code.length == 18){
            code = code.split('');
            //∑(ai×Wi)(mod 11)
            //加权因子
            var factor = [ 7, 9, 10, 5, 8, 4, 2, 1, 6, 3, 7, 9, 10, 5, 8, 4, 2 ];
            //校验位
            var parity = [ 1, 0, 'X', 9, 8, 7, 6, 5, 4, 3, 2 ];
            var sum = 0;
            var ai = 0;
            var wi = 0;
            for (var i = 0; i < 17; i++)
            {
                ai = code[i];
                wi = factor[i];
                sum += ai * wi;
            }
            if(parity[sum % 11] != code[17].toUpperCase()){
                row={
                    'pass':false,
                    'msg':'身份证号校验位错误'
                };
            }
        }
    }
    return row;
}

    // 列表分页显示函数参数  
    $page:当前页 
    $pagesize:每页记录条数 
    $count:总记录条数 
    $url：页面地址
    Return:String

 function cs_page($page,$pagesize,$count,$url)
    {
        if ($page == '') { $page = 1; }
        if($count == 0) {
            $pagestr="<font color='red'>没有搜索到合适的记录！</font>";
            return $pagestr;
        }
        $pagenum = ceil($count / $pagesize);
        $pagestr="总计<font color=\"#FF0000\">".$count."</font>记录&nbsp;&nbsp;第<font color=\"#FF0000\">$page</font>/".$pagenum."页&nbsp;&nbsp;";
        
        if($page==1) {
            $pagestr.="首页&nbsp;&nbsp;上一页&nbsp;&nbsp;";
        } else {
            $pagestr.="<a href=\"".$url."\">首页</a>&nbsp;&nbsp;<a href=\"".$url."page=".($page-1)."\">上一页</a>&nbsp;&nbsp;";
        }
        
        if($page<$pagenum) {
            $pagestr.="<a href=\"".$url."page=".($page+1)."\">下一页</a>&nbsp;&nbsp;<a href=".$url."page=".$pagenum."\">尾页</a>";
        } else {
            $pagestr.="下一页&nbsp;&nbsp;尾页";
        }
        
        $pagestr.="&nbsp;&nbsp;<input name='pageno' id='pageno' value='$page' style='width:60px; text-align:center;' />";
        $pagestr.="<button name='pagebtn' type='button' onclick=\"javascript:location='".$url."page='+document.getElementById('pageno').value\">提交</button>";
        $pagestr.="<input type='hidden' id='pageurl' value='$url' />";
        return $pagestr;
    }
    
    
    
    /**

// Remarks:根据选择的时间类型计算 时间戳的范围【开始时间戳和结束时间戳】

function getTimeRange($sdata=array())
{
    $ntime = time(); //今天的时间戳
    $allow_timesets = [ 'today','yesterday','lastweek','thismonth','lastmonth','customize' ];
    $timeset = isset($sdata['timeset'])?$sdata['timeset']:'';
    $stime = isset($sdata['stime'])?$sdata['stime']:'';
    $etime = isset($sdata['etime'])?$sdata['etime']:'';
    // 时间搜索类型
    if( empty($timeset) ) { gourl('请选择时间类型', '', '-1'); }
    if( !in_array($timeset,$allow_timesets) ) { gourl('时间类型不再允许的查询之内', '', '-1'); }
    if( $timeset=='customize' && empty($stime) ) { gourl('请选择开始时间', '', '-1'); }
    if( $timeset=='today' ) // 今天的时间范围 - today
    {
        $stime_int = strtotime(date('Y-m-d', $ntime));
        $etime_int = strtotime(date('Y-m-d 23:59:59', $ntime));
    }
    else if( $timeset=='yesterday' ) // 昨天的时间范围 - yesterday
    {
        $ytime = strtotime("-1 day"); //昨天的时间戳
        $stime_int = strtotime(date('Y-m-d', $ytime));
        $etime_int = strtotime(date('Y-m-d 23:59:59', $ytime));
    }
    else if( $timeset=='thisweek') //本周周一到周日日的时间戳范围 - thisweek
    {
        $stime_int = strtotime(date('Y-m-d', strtotime("this week Monday", $ntime)));
        $etime_int = strtotime(date('Y-m-d', strtotime("this week Sunday", $ntime))) + 24 * 3600 - 1;
    }
    else if( $timeset=='lastweek' ) // 过去7天的的时间戳范围 - lastweek
    {
        $lwtime = strtotime('-6 day');
        $stime_int = strtotime(date('Y-m-d 0:0:0', $lwtime));
        $etime_int = $ntime;
    }
    else if( $sdata['timeset']=='thismonth' ) // 这个月的时间戳范围 - thismonth
    {
        $stime_int = strtotime(date('Y-m-01 0:0:0', $ntime));
        $etime_int = strtotime(date('Y-m-t 23:59:59', $ntime));
    }
    else if( $sdata['timeset']=='lastmonth' ) // 上个月的时间戳范围 - lastmonth
    {
        $month = date('m')-1;
        $mtime = strtotime(date("Y-$month"));
        $stime_int = strtotime(date("Y-m-01 0:0:0",$mtime));
        $etime_int = strtotime(date("Y-m-t 23:59:59",$mtime));
    }
    else if( $timeset=='customize' ) // 自定义的时间戳范围 - customize
    {
        $stime_int = strtotime($stime);
        $etime_int = 0;
        if( $stime==$etime || empty($etime) ) {
            $etime_int = strtotime($stime.' 23:59:59');
        } else {
            $etime_int = strtotime($etime.' 23:59:59');
        }
        if( $stime_int > $etime_int ) {
            gourl('选择的开始时间不能大于结束时间', '', '-1');
        }
    }
    return [$stime_int, $etime_int];
}