Cette fois, je vais vous présenter la mise en œuvre de la fonction de recherche de première lettre dans le carnet d'adresses. Quelles sont les précautions à prendre pour mettre en œuvre la fonction de recherche de première lettre dans le carnet d'adresses. Ce qui suit est un cas pratique, jetons un coup d'oeil.
Le code principal est le suivant :
<!DOCTYPE html> <html lang="en"> <head> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, initial-scale=1.0, user-scalable=no"> <meta name="apple-mobile-web-app-capable" content="yes"> <meta name="apple-mobile-web-app-status-bar-style" content="black"> <meta name="format-detection" content="telephone=no"> <title>通讯录首字母检索</title> <link rel="stylesheet" href="css/style.css" rel="external nofollow" > </head> <body> <header class="fixed"> <p class="header"> 通讯录 </p> </header> <p id="letter" ></p> <p class="sort_box"> <p class="sort_list"> <p class="num_logo"> <img src="./img/img.png" alt=""> </p> <p class="num_name">张三</p> </p> <p class="sort_list"> <p class="num_logo"> <img src="./img/img.png" alt=""> </p> <p class="num_name">李四</p> </p> <p class="sort_list"> <p class="num_logo"> <img src="./img/img.png" alt=""> </p> <p class="num_name">王五</p> </p> <p class="sort_list"> <p class="num_logo"> <img src="./img/img.png" alt=""> </p> <p class="num_name">刘六</p> </p> <p class="sort_list"> <p class="num_logo"> <img src="./img/img.png" alt=""> </p> <p class="num_name">马七</p> </p> <p class="sort_list"> <p class="num_logo"> <img src="./img/img.png" alt=""> </p> <p class="num_name">黄八</p> </p> <p class="sort_list"> <p class="num_logo"> <img src="./img/img.png" alt=""> </p> <p class="num_name">莫九</p> </p> <p class="sort_list"> <p class="num_logo"> <img src="./img/img.png" alt=""> </p> <p class="num_name">陈十</p> </p> <p class="sort_list"> <p class="num_logo"> <img src="./img/img.png" alt=""> </p> <p class="num_name">a九</p> </p> <p class="sort_list"> <p class="num_logo"> <img src="./img/img.png" alt=""> </p> <p class="num_name">1十</p> </p> <p class="sort_list"> <p class="num_logo"> <img src="./img/img.png" alt=""> </p> <p class="num_name">黄八</p> </p> <p class="sort_list"> <p class="num_logo"> <img src="./img/img.png" alt=""> </p> <p class="num_name">今天</p> </p> <p class="sort_list"> <p class="num_logo"> <img src="./img/img.png" alt=""> </p> <p class="num_name">突然</p> </p> <p class="sort_list"> <p class="num_logo"> <img src="./img/img.png" alt=""> </p> <p class="num_name">梵蒂冈</p> </p> <p class="sort_list"> <p class="num_logo"> <img src="./img/img.png" alt=""> </p> <p class="num_name">快乐的</p> </p> <p class="sort_list"> <p class="num_logo"> <img src="./img/img.png" alt=""> </p> <p class="num_name">撒地方</p> </p> <p class="sort_list"> <p class="num_logo"> <img src="./img/img.png" alt=""> </p> <p class="num_name">官方</p> </p> <p class="sort_list"> <p class="num_logo"> <img src="./img/img.png" alt=""> </p> <p class="num_name">哦</p> </p> <p class="sort_list"> <p class="num_logo"> <img src="./img/img.png" alt=""> </p> <p class="num_name">分割</p> </p> <p class="sort_list"> <p class="num_logo"> <img src="./img/img.png" alt=""> </p> <p class="num_name">票</p> </p> </p> <p class="initials"> <ul> <li><img src="./img/068.png"></li> </ul> </p> <script type="text/javascript" src="http://cdn.bootcss.com/jquery/2.2.3/jquery.min.js"></script> <script type="text/javascript" src="js/jquery.charfirst.pinyin.js"></script> <script type="text/javascript" src="js/sort.js"></script> </body> </html>
style.css
html,body,p,ul,li,ol,a,input,textarea,p,dl,dt,dd{margin:0;padding:0;} ul li{list-style: none;} a{text-decoration: none;cursor: pointer;} html{height: 100%;} body{height: 100%;background: #f5f5f5;position: relative;font-family: '微软雅黑';max-width: 640px;margin:auto;} a,input,img,textarea,span,p{outline: 0;-webkit-tap-highlight-color:rgba(255,0,0,0);} header{ width:100%; height: 45px; background: #ececea; border-bottom: 1px solid #ddd; } header.fixed{ position: fixed; left: 0; top: 0; z-index: 99; } .header{ margin:0 20px; text-align: center; color: #4e4a49; font-size: 1em; height: 45px; line-height: 45px; position: relative; } #letter{ width: 100px; height: 100px; border-radius: 5px; font-size: 75px; color: #555; text-align: center; line-height: 100px; background: rgba(145,145,145,0.6); position: fixed; left: 50%; top: 50%; margin:-50px 0px 0px -50px; z-index: 99; display: none; } #letter img{ width: 50px; height: 50px; float: left; margin:25px 0px 0px 25px; } .sort_box{ width: 100%; padding-top: 45px; overflow: hidden; } .sort_list{ padding:10px 60px 10px 80px; position: relative; height: 40px; line-height: 40px; border-bottom:1px solid #ddd; } .sort_list .num_logo{ width: 50px; height: 50px; border-radius: 10px; overflow: hidden; position: absolute; top: 5px; left: 20px; } .sort_list .num_logo img{ width: 50px; height: 50px; } .sort_list .num_name{ color: #000; } .sort_letter{ background-color: white; height: 30px; line-height: 30px; padding-left: 20px; color:#787878; font-size: 14px; border-bottom:1px solid #ddd; } .initials{ position: fixed; top: 47px; right: 0px; height: 100%; width: 15px; padding-right: 10px; text-align: center; font-size: 12px; z-index: 99; background: rgba(145,145,145,0); } .initials li img{ width: 14px; }
sort.js
$(function(){ var Initials=$('.initials'); var LetterBox=$('#letter'); Initials.find('ul').append('<li>A</li><li>B</li><li>C</li><li>D</li><li>E</li><li>F</li><li>G</li><li>H</li><li>I</li><li>J</li><li>K</li><li>L</li><li>M</li><li>N</li><li>O</li><li>P</li><li>Q</li><li>R</li><li>S</li><li>T</li><li>U</li><li>V</li><li>W</li><li>X</li><li>Y</li><li>Z</li><li>#</li>'); initials(); $(".initials ul li").click(function(){ var _this=$(this); var LetterHtml=_this.html(); LetterBox.html(LetterHtml).fadeIn(); Initials.css('background','rgba(145,145,145,0.6)'); setTimeout(function(){ Initials.css('background','rgba(145,145,145,0)'); LetterBox.fadeOut(); },1000); var _index = _this.index() if(_index==0){ $('html,body').animate({scrollTop: '0px'}, 300);//点击第一个滚到顶部 }else if(_index==27){ var DefaultTop=$('#default').position().top; $('html,body').animate({scrollTop: DefaultTop+'px'}, 300);//点击最后一个滚到#号 }else{ var letter = _this.text(); if($('#'+letter).length>0){ var LetterTop = $('#'+letter).position().top; $('html,body').animate({scrollTop: LetterTop-45+'px'}, 300); } } }) var windowHeight=$(window).height(); var InitHeight=windowHeight-45; Initials.height(InitHeight); var LiHeight=InitHeight/28; Initials.find('li').height(LiHeight); }) function initials() {//排序 var SortList=$(".sort_list"); var SortBox=$(".sort_box"); SortList.sort(asc_sort).appendTo('.sort_box');//按首字母排序 function asc_sort(a, b) { return makePy($(b).find('.num_name').text().charAt(0))[0].toUpperCase() < makePy($(a).find('.num_name').text().charAt(0))[0].toUpperCase() ? 1 : -1; } var initials = []; var num=0; SortList.each(function(i) { var initial = makePy($(this).find('.num_name').text().charAt(0))[0].toUpperCase(); if(initial>='A'&&initial<='Z'){ if (initials.indexOf(initial) === -1) initials.push(initial); }else{ num++; } }); $.each(initials, function(index, value) {//添加首字母标签 SortBox.append('<p class="sort_letter" id="'+ value +'">' + value + '</p>'); }); if(num!=0){SortBox.append('<p class="sort_letter" id="default">#</p>');} for (var i =0;i<SortList.length;i++) {//插入到对应的首字母后面 var letter=makePy(SortList.eq(i).find('.num_name').text().charAt(0))[0].toUpperCase(); switch(letter){ case "A": $('#A').after(SortList.eq(i)); break; case "B": $('#B').after(SortList.eq(i)); break; case "C": $('#C').after(SortList.eq(i)); break; case "D": $('#D').after(SortList.eq(i)); break; case "E": $('#E').after(SortList.eq(i)); break; case "F": $('#F').after(SortList.eq(i)); break; case "G": $('#G').after(SortList.eq(i)); break; case "H": $('#H').after(SortList.eq(i)); break; case "I": $('#I').after(SortList.eq(i)); break; case "J": $('#J').after(SortList.eq(i)); break; case "K": $('#K').after(SortList.eq(i)); break; case "L": $('#L').after(SortList.eq(i)); break; case "M": $('#M').after(SortList.eq(i)); break; case "N": $('#N').after(SortList.eq(i)); break; case "O": $('#O').after(SortList.eq(i)); break; case "P": $('#P').after(SortList.eq(i)); break; case "Q": $('#Q').after(SortList.eq(i)); break; case "R": $('#R').after(SortList.eq(i)); break; case "S": $('#S').after(SortList.eq(i)); break; case "T": $('#T').after(SortList.eq(i)); break; case "U": $('#U').after(SortList.eq(i)); break; case "V": $('#V').after(SortList.eq(i)); break; case "W": $('#W').after(SortList.eq(i)); break; case "X": $('#X').after(SortList.eq(i)); break; case "Y": $('#Y').after(SortList.eq(i)); break; case "Z": $('#Z').after(SortList.eq(i)); break; default: $('#default').after(SortList.eq(i)); break; } }; }
Effet final :
Je pense que vous maîtrisez la méthode après avoir lu le cas dans cet article. Pour des informations plus intéressantes, veuillez prêter attention aux autres articles connexes sur le site Web chinois de php !
Lecture recommandée :
Comment configurer un proxy inverse à l'aide de Webpack
Paramètre de la liste blanche inter-domaines de l'opération Angularjs
Ce qui précède est le contenu détaillé de. pour plus d'informations, suivez d'autres articles connexes sur le site Web de PHP en chinois!