var curPage = 5, pagesize = 8, count = 38; var pageContent = (function(){ var pl = curPage; // pager left var cur_item = "<b>" + pl + "</b>"; var nl = 0; // number left while(--pl > 0){ cur_item = "<a>" + pl +"</a>" + cur_item; nl++; if(nl >= 2 && pl > 3){ cur_item = "<a>1</a><i>...</i>" + cur_item; break; } } var total = Math.ceil(count/pagesize); var pr = curPage; // pager right var nr = 0; // number right while(++pr <= total){ cur_item = cur_item + "<a>" + pr +"</a>"; no. ++; if( (1 + nl + nr) >= 5 && pr < (total -1 )){ cur_item = cur_item + "<i>...</i><a>" + total + "</a>"; break; } } return cur_item; })(); console.log(pageContent);
test:
var curPage = 1, pagesize = 8, count = 38; // <b>1</b><a>2</a><a>3</a><a>4</a><a>5</a> var curPage = 2, pagesize = 8, count = 38; // <a>1</a><b>2</b><a>3</a><a>4</a><a>5</a> var curPage = 5, pagesize = 8, count = 38; // <a>1</a><a>2</a><a>3</a><a>4</a><b>5</b> var curPage = 5, pagesize = 8, count = 200; // <a>1</a><a>2</a><a>3</a><a>4</a><b>5</b><a>6</a><i>...</i><a>25</a> var curPage = 10, pagesize = 8, count = 200; // <a>1</a><i>...</i><a>8</a><a>9</a><b>10</b><a>11</a><a>12</a><i>...</i><a>25</a>
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http://www.frontsurf.com/company/news?page=2
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