jquery局部打印

function prints(){
	var length=$('div input[type=checkbox]:checked').length;
 	if(length!=0){
 		var checked=$('div input[type=checkbox]:checked');
 	 	var array=[]; 
 	 	for(var i=0;i<length;i++){
 	 		var deskId=checked[i].value;
 	 		array.push(deskId);
 	 	}
 	 	//數組轉字符串
 	 	var str=array.join(",");
 	 	console.log(str)
 	}else{
 		var checked=$('div input[type=checkbox]');
 		var length=$('div input[type=checkbox]').length;
 		
 	 	var array=[]; 
 	 	for(var i=0;i<length;i++){
 	 		var deskId=checked[i].value;
 	 		array.push(deskId);
 	 	}
 	 	//數組轉字符串
 	 	var str=array.join(",");
 	 	console.log(str)
 	}
 	 $.ajax({
         type:"post",
         url:"admin/addqrcode",
         data:{ids:str,shopid:shopid},
         dataType:"json",
 		  success: function(d){
 	var imgstr='';
 	var arr = str.split(',');
 	var j=0;
 	var z=0;
 	var x=0;
 	for(var i=0;i<arr.length;i++){
 		console.log(arr[i])
 		if(j<9){
 			if(arr[i]!=','){
 	 			imgstr+='<li class="mian" id="page1">'+
 	            '<div class="codestyle">'+
 	        '<img id="code_'+arr[i]+'">'+
 	        '<p class="ziti">'+arr[i]+'</p>'+
 	           '</div> </li>';
 	           j++;
 	 		}
 		}else{
 			if(arr[i]!=','){
 				if(x%9==0){
 					z=0;
 				}
 	 			if(z<3){
 	 				imgstr+='<li class="mian" id="page1" style="margin-top: 178px;">'+
 	 	            '<div class="codestyle">'+
 	 	        '<img id="code_'+arr[i]+'">'+
 	 	        '<p class="ziti">'+arr[i]+'</p>'+
 	 	           '</div> </li>';
 	 	           z++;
 	 	           x++;
 	 			}/* else if(z==3){
 	 				z=0;
 	 			} */
 	 			else{
 	 				imgstr+='<li class="mian" id="page1">'+
 	 	            '<div class="codestyle">'+
 	 	        '<img id="code_'+arr[i]+'">'+
 	 	        '<p class="ziti">'+arr[i]+'</p>'+
 	 	           '</div> </li>';
 	 	           z++;
 	 	           x++;
 	 				}
 	 			}
 				
 		}
 	}
 	
 	$('#imgsrc2').html(imgstr)
 	var shopid='${admin.shopId}';
 	for(var j=0;j<arr.length;j++){
 		if(arr[j]!=','){
             $.ajax({
                 type:"post",
                 url:"admin/addqrcode",
                 data:{ids:arr[j],shopid:shopid},
                 dataType:"json",
         		  success: function(d){
         			  console.log(d.data.serverFilePath)
 			$('#code_'+d.data.deskId+'').attr("src",""+d.data.serverFilePath+"") 
 			/* console.log($('#code_'+arr[j]+'').attr('src')) */
         		 }
             });   
         		  }
 		
 	}
 		 }
 	   });   		  
}
jQuery.browser={};
(function(){
	jQuery.browser.msie=false; 
	jQuery.browser.version=0;
	if(navigator.userAgent.match(/MSIE ([0-9]+)./)){ 
		jQuery.browser.msie=true;
		jQuery.browser.version=RegExp.$1;
	}
})();
function printdiv(printpage) {
  var  bdhtml = window.document.body.innerHTML;  
  var  sprnstr = "<!--startprint-->";    //用於截斷字符串的內容，截取到指定的圖片內容了
  var  eprnstr = "<!--endprint-->";  
  var  prnhtml = bdhtml.substr(bdhtml.indexOf(sprnstr) + 17);  
       prnhtml = prnhtml.substring(0, prnhtml.indexOf(eprnstr));  
  console.log(prnhtml)
   window.document.body.innerHTML = prnhtml;  
    if (getExplorer() == "IE") {  
        pagesetup_null();  
    }  
    window.print(); 
    location.reload()//重載頁面，本地刷新
}
//獲取瀏覽器類型
function getExplorer() {  
    var explorer = window.navigator.userAgent;  
    /* return "IE"; */
    //ie   
    if (explorer.indexOf("MSIE") >= 0) {  
        return "IE";  
    }  
        //firefox   
    else if (explorer.indexOf("Firefox") >= 0) {  
        return "Firefox";  
    }  
        //Chrome  
    else if (explorer.indexOf("Chrome") >= 0) {  
        return "Chrome";  
    }  
        //Opera  
    else if (explorer.indexOf("Opera") >= 0) {  
        return "Opera";  
    }  
        //Safari  
    else if (explorer.indexOf("Safari") >= 0) {  
        return "Safari";  
    }  
}  
 
//IE設置去除頁眉頁腳  
function pagesetup_null() {  
    var hkey_root, hkey_path, hkey_key;  
    hkey_root = "HKEY_CURRENT_USER";  
    hkey_path = "\\Software\\Microsoft\\Internet Explorer\\PageSetup\\";  
    try {  
        var RegWsh = new ActiveXObject("WScript.Shell");  
        hkey_key = "header";  
        RegWsh.RegWrite(hkey_root + hkey_path + hkey_key, "");  
        hkey_key = "footer";  
        RegWsh.RegWrite(hkey_root + hkey_path + hkey_key, "");  
    } catch (e) { }  
}  
打印時須要在style中寫入
<style>
@media print {
  .mian {
   background: url(http://diancan.earlymr.com:8080/order_meal/images/A4.png) no-repeat 0px 0px !important; 
  -webkit-print-color-adjust: exact;
   width: 33%;
    height: 321px;
    /* background-color: #999; */
    page-break-after:always;
    position: relative;
    list-style: none;
  }
  .codestyle{
    position: absolute;
    justify-content: center;
    left: 45px;
    top: 96px;
}
.codestyle img {
    width: 140px;
    height: 140px;
}
.ziti{
    text-align: center;
    font-family: inherit;
    font-size: 27px;
    margin: -4px;
}
.zhuti{
   /*  display: -ms-flexbox;
    width: 1000px;
    margin-top: 45px; */
        /* width: 312px; */
    margin-top: 45px;
    flex-wrap: wrap;
    display: flex;
   /*  width: 650px;
    height: 929px; */
   /*  display: -webkit-box; */
}
}
</style>
複製代碼