本文实例为大家分享了js实现表格翻页和跳转的具体代码,供大家参考,具体内容如下
js代码里的row_num变量是显示数据的行数,修改后可改变每页显示的数量。
html代码:
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< table border = "" cellspacing = "" cellpadding = "" id = "table" > < thead > < tr > < td >No</ td > < td >Name</ td > < td >Age</ td > </ tr > </ thead > < tbody ></ tbody > < tfoot > < tr > < td colspan = "3" > < input type = "button" name = "pre-btn" id = "pre" value = "<" /> < input type = "text" name = "page_num" id = "page_num" value = "" /> < span id = "cur_page" ></ span > < input type = "button" name = "jump" id = "jump" value = "跳转" /> < input type = "button" name = "next-btn" id = "next" value=">" /> </ td > </ tr > </ tfoot > </ table > |
js代码:
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let datas = [ [1, 'a' , 16], [2, 'b' , 20], [3, 'c' , 22], [4, 'd' , 44], [5, 'e' , 11], [6, 'f' , 12], [7, 'g' , 13] ]; let cur_page = 0; let t = document.querySelector( 'tbody' ); let page_num = document.querySelector( '#page_num' ); let row_num = 2; (() => jump_to(cur_page))(); function pre() { if (cur_page > 0) { cur_page--; jump_to(cur_page); } } function next() { if (cur_page < (datas.length / row_num) - 1) { cur_page++; jump_to(cur_page); } } function jump_to(page) { t.innerHTML = '' ; for (let i = page * row_num; i < (page + 1) * row_num && i < datas.length; i++) { let row = t.insertRow(); for (let item of datas[i]) { row.insertCell().innerHTML = item; } } page_num.value = page + 1; } document.querySelector( '#cur_page' ).innerText = `/${Math.ceil(datas.length / row_num)}`; document.querySelector( '#pre' ).onclick = () => pre(); document.querySelector( '#next' ).onclick = () => next(); document.querySelector( '#jump' ).onclick = function () { if (page_num.value < (datas.length / row_num) + 1 && page_num.value - 1 !== cur_page && page_num.value > 0 && Number.isInteger(parseInt(page_num.value))) { cur_page = page_num.value - 1; jump_to(cur_page); } }; |
以上就是本文的全部内容,希望对大家的学习有所帮助,也希望大家多多支持服务器之家。
原文链接:https://blog.csdn.net/weixin_43756316/article/details/107411102