js实现复选框全选功能,代码如下所示:

<"inc/auth.inc.php"); 
include_once("inc/utility_all.php"); 
include_once("inc/utility_org.php"); 
$connstatus = ($connstatus) "0"; 
$ITEMS_IN_PAGE=10; 
if(!isset($start) || $start=="") 
  $start=0; 
$HTML_PAGE_TITLE = _("文件管理"); 
include_once("inc/header.inc.php"); 
"read_file.php"+FILE_ID; 
 myleft=(screen.availWidth-500)/2; 
 mytop=150 
 mywidth=550; 
 myheight=300; 
 window.open(URL,"read_file","height="+myheight+",width="+mywidth+",status=1,toolbar=no,menubar=no,location=no,scrollbars=yes,top="+mytop+",left="+myleft+",resizable=yes"); 
} 
function delete_file(FILE_ID,CUR_PAGE) 
{ 
 msg='<"确认要销毁该项文件吗?")"delete.php" + FILE_ID + "&CUR_PAGE=" + CUR_PAGE; 
 window.location=URL; 
 } 
} 
function delete_all() 
{ 
 delete_str=""; 
 for(i=0;i<document.getElementsByName("file_select").length;i++) 
 { 
   el=document.getElementsByName("file_select").item(i); 
   if(el.checked) 
   { val=el.value; 
     delete_str+=val + ","; 
   } 
 } 
 if(i==0) 
 { 
   el=document.getElementsByName("file_select"); 
   if(el.checked) 
   { val=el.value; 
     delete_str+=val + ","; 
   } 
 } 
 if(delete_str=="") 
 { 
   alert("<"要销毁文件,请至少选择其中一个。")"); 
   document.form1.reset(); 
   return; 
 } 
 msg='<"确认要销毁已选中的文件吗?")"./delete_all.php"+ delete_str +"&PAGE_START=<"; 
 window.location=url; 
 } 
} 
function order_by(field,asc_desc) 
{ 
 window.location="index1.php"+field+"&ASC_DESC="+asc_desc; 
} 
function file_troop(type) 
{ 
  document.form1.action="troop.php"; 
  document.form1.target='_self'; 
  document.form1.submit(); 
} 
function check_all() 
{ 
 for (i=0;i<document.getElementsByName("file_select").length;i++) 
 { 
  if(document.getElementsByName("allbox")[0].checked) 
   document.getElementsByName("file_select").item(i).checked=true; 
  else 
   document.getElementsByName("file_select").item(i).checked=false; 
 } 
 if(i==0) 
 { 
  if(document.getElementsByName("allbox")[0].checked) 
   document.getElementsByName("file_select").checked=true; 
  else 
   document.getElementsByName("file_select").checked=false; 
 } 
} 
function change_roll() 
{ 
 delete_str=""; 
 for(i=0;i<document.getElementsByName("file_select").length;i++) 
 { 
   el=document.getElementsByName("file_select").item(i); 
   if(el.checked) 
   { val=el.value; 
     delete_str+=val + ","; 
   } 
 } 
 if(i==0) 
 { 
   el=document.getElementsByName("file_select"); 
   if(el.checked) 
   { val=el.value; 
     delete_str+=val + ","; 
   } 
 }  
 var myselect=document.getElementById("SROLL_ID");  
 var index=myselect.selectedIndex ;  
 if(delete_str=="") 
 { 
   alert("<"要组卷文件,请至少选择其中一个。")"); 
   document.form1.reset(); 
   return; 
 } 
 roll_id=myselect.options[index].value; 
 url="./change_roll.php"+ delete_str +"&ROLL_ID="+roll_id+"&PAGE_START=<"; 
 location=url; 
} 
function check_one(el) 
{ 
  if(!el.checked) 
   document.getElementsByName("allbox")[0].checked=false; 
} 
function shenpi_all() 
{ 
 delete_str=""; 
 for(i=0;i<document.getElementsByName("file_select").length;i++) 
 { 
   el=document.getElementsByName("file_select").item(i); 
   if(el.checked) 
   { val=el.value; 
     delete_str+=val + ","; 
   } 
 } 
 if(i==0) 
 { 
   el=document.getElementsByName("file_select"); 
   if(el.checked) 
   { val=el.value; 
     delete_str+=val + ","; 
   } 
 } 
 if(delete_str=="") 
 { 
   alert("<"要审批文件,请至少选择其中一个。")"); 
   document.form1.reset(); 
   return; 
 } 
 msg='<"确认要审批通过已选中的文件吗?")"./shenpi_all.php"+ delete_str +"&start=<"; 
 window.location=url; 
 } 
} 
</script> 
<body class="bodycolor"> 
<"SELECT count(*) from RMS_FILE_NEW,RMS_ROLL,RMS_ROLL_ROOM where RMS_FILE_NEW.ROLL_ID=RMS_ROLL.ROLL_ID and RMS_ROLL.ROOM_ID=RMS_ROLL_ROOM.ROOM_ID and RMS_FILE_NEW.shenpiren='".$_SESSION["LOGIN_USER_ID"]."' and RMS_FILE_NEW.DEL_USER='' and SHENPISTATUS='1'"; 
  $query = "SELECT count(*) from RMS_FILE_NEW where RMS_FILE_NEW.shenpiren='".$_SESSION["LOGIN_USER_ID"]."' and RMS_FILE_NEW.DEL_USER='' and SHENPISTATUS='1'"; 
  //echo $query."<br>";  
if($TYPE!="0") 
  $query .= " and CATALOG_NO='$TYPE' "; 
//echo $query."<br>"; 
 $cursor= exequery(TD::conn(),$query, $connstatus); 
 $RMS_FILE_NEW_COUNT=0; 
 if($ROW=mysql_fetch_array($cursor)) 
  $RMS_FILE_NEW_COUNT=$ROW[0]; 
 if($RMS_FILE_NEW_COUNT==0) 
 { 
"0" width="100%" cellspacing="0" cellpadding="3" class="small"> 
 <tr> 
  <td class="Big"><img src="/UploadFiles/2021-04-02/<">

以上所述是小编给大家介绍的JS中如何实现复选框全选,希望对大家有所帮助,如果大家有任何疑问请给我留言,小编会及时回复大家的。在此也非常感谢大家对网站的支持!

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js复选框全选

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