Using js to make HTML table pagination sample of of js pagination
- 2020-03-30 02:45:37
- OfStack
Sometimes the column number of the table is too long, which is not conducive to the user's query, so JS is used to make a table pagination, the following is the relevant code
One, JS code
<script type="text/javascript">
var pageSize = 15; //Number of bars per page
var curPage=0; //The current page
var lastPage; //The last page
var direct=0; // The direction of
var len; //Total number of rows
var page; //Total number of pages
var begin;
var end;
$(document).ready(function display(){
len =$("#mytable tr").length - 1; // So let's figure out what this is Total number of rows , remove the first line
page=len % pageSize==0 ? len/pageSize : Math.floor(len/pageSize)+1;//Number of pages according to the number of strips
// alert("page==="+page);
curPage=1; //Set current to first page
displayPage(1);//Show the first page
document.getElementById("btn0").innerHTML=" The current " + curPage + "/" + page + " page Each page "; //Displays the current number of pages
document.getElementById("sjzl").innerHTML=" Total data " + len + ""; //Display data volume
document.getElementById("pageSize").value = pageSize;
$("#btn1").click(function firstPage(){ // Home page
curPage=1;
direct = 0;
displayPage();
});
$("#btn2").click(function frontPage(){ //The previous page
direct=-1;
displayPage();
});
$("#btn3").click(function nextPage(){ //The next page
direct=1;
displayPage();
});
$("#btn4").click(function lastPage(){ // back
curPage=page;
direct = 0;
displayPage();
});
$("#btn5").click(function changePage(){ // Turn to page
curPage=document.getElementById("changePage").value * 1;
if (!/^[1-9]d*$/.test(curPage)) {
alert(" Please enter a positive integer ");
return ;
}
if (curPage > page) {
alert(" Out of data page ");
return ;
}
direct = 0;
displayPage();
});
$("#pageSizeSet").click(function setPageSize(){ //Sets how many records are displayed per page
pageSize = document.getElementById("pageSize").value; //Number of bars per page
if (!/^[1-9]d*$/.test(pageSize)) {
alert(" Please enter a positive integer ");
return ;
}
len =$("#mytable tr").length - 1;
page=len % pageSize==0 ? len/pageSize : Math.floor(len/pageSize)+1;//Number of pages according to the number of strips
curPage=1; //The current page
direct=0; // The direction of
firstPage();
});
});
function displayPage(){
if(curPage <=1 && direct==-1){
direct=0;
alert(" It's page one ");
return;
} else if (curPage >= page && direct==1) {
direct=0;
alert(" It's the last page ");
return ;
}
lastPage = curPage;
//Fixed a bug where curPage calculated 0 when len=1
if (len > pageSize) {
curPage = ((curPage + direct + len) % len);
} else {
curPage = 1;
}
document.getElementById("btn0").innerHTML=" The current " + curPage + "/" + page + " page Each page "; //Displays the current number of pages
begin=(curPage-1)*pageSize + 1;//Start record number
end = begin + 1*pageSize - 1; //End record number
if(end > len ) end=len;
$("#mytable tr").hide(); //First, set the behavior to hide
$("#mytable tr").each(function(i){ //Then, determine whether to restore the display by conditional judgment
if((i>=begin && i<=end) || i==0 )//Display begin<= x<= end of the record
$(this).show();
});
}
</script>
Two, HTML code
<a id="btn0"></a>
<input id="pageSize" type="text" size="1" maxlength="2" value="getDefaultValue()"/><a> article </a> <a href="#" id="pageSizeSet"> Set up the </a>
<a id="sjzl"></a>
<a href="#" id="btn1"> Home page </a>
<a href="#" id="btn2"> The previous page </a>
<a href="#" id="btn3"> The next page </a>
<a href="#" id="btn4"> back </a>
<a> Go to the </a>
<input id="changePage" type="text" size="1" maxlength="4"/>
<a> page </a>
<a href="#" id="btn5"> jump </a>
<table id="mytable" align="center">
... The rest of the table code
The final result of the example is as follows:
< img SRC = "border = 0 / / files.jb51.net/file_images/article/201404/20140425114923.jpg? 201432511508 ">