WordPress建站教程：给主题添加后台上传网站LOGO的功能

我们在使用wordpress建设网站的时候，当网站需要频繁更换logo的时候，每次都登录FTP进行更换就有些太麻烦了，今天91wordpress特地为大家准备了一篇wordpress教程，教给大家如何让给主题添加后台上传网站logo的功能。

1. 切换到主题所在目录，打开functions.PHP文件，添加如下代码：

Crayon-5c891d2395fbc738609302" class="Crayon-Syntax Crayon-theme-classic Crayon-font-monaco Crayon-os-pc print-yes notranslate" data-settings=" minimize scroll-mouSEOver" style=" margin-top: 12px; margin-bottom: 12px; font-size: 12px !important; line-height: 15px !important;">

Crayon-toolbar" data-settings=" mouSEOver overlay hide delay" style="font-size: 12px !important;height: 18px !important; line-height: 18px !important;">Crayon-title">functions.PHP

Crayon-tools" style="font-size: 12px !important;height: 18px !important; line-height: 18px !important;">Crayon-mixed-highlight" title="Contains Mixed Languages">

Crayon-button Crayon-nums-button" title="Toggle Line Numbers">

Crayon-button-icon">

Crayon-button Crayon-plain-button" title="Toggle Plain Code">

Crayon-button-icon">

Crayon-button Crayon-wrap-button" title="Toggle Line Wrap">

Crayon-button-icon">

Crayon-button Crayon-expand-button" title="Expand Code">

Crayon-button-icon">

Crayon-button Crayon-copy-button" title="copy">

Crayon-button-icon">

Crayon-button Crayon-popup-button" title="Open Code In New Window">

Crayon-button-icon">

Crayon-language">PHP

Crayon-info" style="min-height: 16.8px !important; line-height: 16.8px !important;">

Crayon-plain-wrap"> <form method="post" enctype="multipart/form-data" name="classic_form" id="classic_form"> <div class="wrap"> <h2><?php _e('主题设置'); ?></h2> <p> <label> <input type="text" size="80" name="ashu_<a href="https://www.jb51.cc/tag/logo/" target="_blank" class="keywords">logo</a>" id="ashu_<a href="https://www.jb51.cc/tag/logo/" target="_blank" class="keywords">logo</a>" value="<?php echo($options['ashu_logo']); ?>"/> <input type="button" name="upload_button" value="<a href="https://www.jb51.cc/tag/shangchuan/" target="_blank" class="keywords">上传</a>" id="upb<a href="https://www.jb51.cc/tag/ott/" target="_blank" class="keywords">ott</a>om"/> </label> </p> <p class="submit"> <input type="submit" name="classic_save" value="<?php _e('保存设置'); ?>" /> </p> </div> </form> <?<a href="https://www.jb51.cc/tag/PHP/" target="_blank" class="keywords">PHP</a> } } add_action('admin_menu','init')); wp_enqueue_script('my-upload',get_bloginfo( 'stylesheet_directory' ) . '/js/upload.js'); //加载<a href="https://www.jb51.cc/tag/shangchuan/" target="_blank" class="keywords">上传</a><a href="https://www.jb51.cc/tag/tupian/" target="_blank" class="keywords">图片</a>的js(wp<a href="https://www.jb51.cc/tag/zidai/" target="_blank" class="keywords">自带</a>) wp_enqueue_script('thick<a href="https://www.jb51.cc/tag/Box/" target="_blank" class="keywords">Box</a>'); //加载css(wp<a href="https://www.jb51.cc/tag/zidai/" target="_blank" class="keywords">自带</a>) wp_enqueue_style('thick<a href="https://www.jb51.cc/tag/Box/" target="_blank" class="keywords">Box</a>');

Crayon-main" style="">Crayon-table">Crayon-row">

Crayon-nums " data-settings="show"> Crayon-nums-content" style="font-size: 12px !important; line-height: 15px !important;"> Crayon-num" data-line="Crayon-5c891d2395fbc738609302-1">1 Crayon-num Crayon-striped-num" data-line="Crayon-5c891d2395fbc738609302-2">2 Crayon-num" data-line="Crayon-5c891d2395fbc738609302-3">3 Crayon-num Crayon-striped-num" data-line="Crayon-5c891d2395fbc738609302-4">4 Crayon-num" data-line="Crayon-5c891d2395fbc738609302-5">5 Crayon-num Crayon-striped-num" data-line="Crayon-5c891d2395fbc738609302-6">6 Crayon-num" data-line="Crayon-5c891d2395fbc738609302-7">7 Crayon-num Crayon-striped-num" data-line="Crayon-5c891d2395fbc738609302-8">8 Crayon-num" data-line="Crayon-5c891d2395fbc738609302-9">9 Crayon-num Crayon-striped-num" data-line="Crayon-5c891d2395fbc738609302-10">10 Crayon-num" data-line="Crayon-5c891d2395fbc738609302-11">11 Crayon-num Crayon-striped-num" data-line="Crayon-5c891d2395fbc738609302-12">12 Crayon-num" data-line="Crayon-5c891d2395fbc738609302-13">13 Crayon-num Crayon-striped-num" data-line="Crayon-5c891d2395fbc738609302-14">14 Crayon-num" data-line="Crayon-5c891d2395fbc738609302-15">15 Crayon-num Crayon-striped-num" data-line="Crayon-5c891d2395fbc738609302-16">16 Crayon-num" data-line="Crayon-5c891d2395fbc738609302-17">17 Crayon-num Crayon-striped-num" data-line="Crayon-5c891d2395fbc738609302-18">18 Crayon-num" data-line="Crayon-5c891d2395fbc738609302-19">19 Crayon-num Crayon-striped-num" data-line="Crayon-5c891d2395fbc738609302-20">20 Crayon-num" data-line="Crayon-5c891d2395fbc738609302-21">21 Crayon-num Crayon-striped-num" data-line="Crayon-5c891d2395fbc738609302-22">22 Crayon-num" data-line="Crayon-5c891d2395fbc738609302-23">23 Crayon-num Crayon-striped-num" data-line="Crayon-5c891d2395fbc738609302-24">24 Crayon-num" data-line="Crayon-5c891d2395fbc738609302-25">25 Crayon-num Crayon-striped-num" data-line="Crayon-5c891d2395fbc738609302-26">26 Crayon-num" data-line="Crayon-5c891d2395fbc738609302-27">27 Crayon-num Crayon-striped-num" data-line="Crayon-5c891d2395fbc738609302-28">28 Crayon-num" data-line="Crayon-5c891d2395fbc738609302-29">29 Crayon-num Crayon-striped-num" data-line="Crayon-5c891d2395fbc738609302-30">30 Crayon-num" data-line="Crayon-5c891d2395fbc738609302-31">31 Crayon-num Crayon-striped-num" data-line="Crayon-5c891d2395fbc738609302-32">32 Crayon-num" data-line="Crayon-5c891d2395fbc738609302-33">33 Crayon-num Crayon-striped-num" data-line="Crayon-5c891d2395fbc738609302-34">34 Crayon-num" data-line="Crayon-5c891d2395fbc738609302-35">35 Crayon-num Crayon-striped-num" data-line="Crayon-5c891d2395fbc738609302-36">36 Crayon-num" data-line="Crayon-5c891d2395fbc738609302-37">37 Crayon-num Crayon-striped-num" data-line="Crayon-5c891d2395fbc738609302-38">38 Crayon-num" data-line="Crayon-5c891d2395fbc738609302-39">39 Crayon-num Crayon-striped-num" data-line="Crayon-5c891d2395fbc738609302-40">40 Crayon-num" data-line="Crayon-5c891d2395fbc738609302-41">41 Crayon-num Crayon-striped-num" data-line="Crayon-5c891d2395fbc738609302-42">42 Crayon-num" data-line="Crayon-5c891d2395fbc738609302-43">43 Crayon-num Crayon-striped-num" data-line="Crayon-5c891d2395fbc738609302-44">44 Crayon-code"> Crayon-pre" style="font-size: 12px !important; line-height: 15px !important; -moz-tab-size:4; -o-tab-size:4; -webkit-tab-size:4; tab-size:4;"> Crayon-line" id="Crayon-5c891d2395fbc738609302-1">Crayon-t">classCrayon-h"> Crayon-e">ClassicoptionsCrayon-h"> Crayon-sy">{Crayon-h"> Crayon-line Crayon-striped-line" id="Crayon-5c891d2395fbc738609302-2">Crayon-h">Crayon-t">functionCrayon-h"> Crayon-e">getoptionsCrayon-sy">(Crayon-sy">)Crayon-h"> Crayon-sy">{Crayon-h"> Crayon-line" id="Crayon-5c891d2395fbc738609302-3">Crayon-h">Crayon-v">$optionsCrayon-h"> Crayon-o">=Crayon-h"> Crayon-e">get_optionCrayon-sy">(Crayon-s">'classic_options'Crayon-sy">)Crayon-sy">;Crayon-h"> Crayon-line Crayon-striped-line" id="Crayon-5c891d2395fbc738609302-4">Crayon-h">Crayon-st">ifCrayon-h"> Crayon-sy">(Crayon-o">!Crayon-e">is_arrayCrayon-sy">(Crayon-v">$optionsCrayon-sy">)Crayon-sy">)Crayon-h"> Crayon-sy">{Crayon-h"> Crayon-line" id="Crayon-5c891d2395fbc738609302-5">Crayon-h">Crayon-v">$optionsCrayon-sy">[Crayon-s">'ashu_logo'Crayon-sy">]Crayon-h"> Crayon-o">=Crayon-h"> Crayon-s">''Crayon-sy">;Crayon-h"> Crayon-line Crayon-striped-line" id="Crayon-5c891d2395fbc738609302-6">Crayon-h">Crayon-e">update_optionCrayon-sy">(Crayon-s">'classic_options'Crayon-sy">,Crayon-h"> Crayon-v">$optionsCrayon-sy">)Crayon-sy">;Crayon-h"> Crayon-line" id="Crayon-5c891d2395fbc738609302-7">Crayon-h">Crayon-sy">}Crayon-h"> Crayon-line Crayon-striped-line" id="Crayon-5c891d2395fbc738609302-8">Crayon-h">Crayon-k ">returnCrayon-h"> Crayon-v">$optionsCrayon-sy">;Crayon-h"> Crayon-line" id="Crayon-5c891d2395fbc738609302-9">Crayon-h">Crayon-sy">}Crayon-h"> Crayon-line Crayon-striped-line" id="Crayon-5c891d2395fbc738609302-10">Crayon-h">Crayon-t">functionCrayon-h"> Crayon-e">initCrayon-sy">(Crayon-sy">)Crayon-h"> Crayon-sy">{Crayon-h"> Crayon-line" id="Crayon-5c891d2395fbc738609302-11">Crayon-h">Crayon-st">ifCrayon-sy">(Crayon-k ">issetCrayon-sy">(Crayon-v">$_POSTCrayon-sy">[Crayon-s">'classic_save'Crayon-sy">]Crayon-sy">)Crayon-sy">)Crayon-h"> Crayon-sy">{Crayon-h"> Crayon-line Crayon-striped-line" id="Crayon-5c891d2395fbc738609302-12">Crayon-h">Crayon-v">$optionsCrayon-h"> Crayon-o">=Crayon-h"> Crayon-e">Classicoptions::Crayon-e">getoptionsCrayon-sy">(Crayon-sy">)Crayon-sy">;Crayon-h"> Crayon-line" id="Crayon-5c891d2395fbc738609302-13">Crayon-h">Crayon-v">$optionsCrayon-sy">[Crayon-s">'ashu_logo'Crayon-sy">]Crayon-h"> Crayon-o">=Crayon-h"> Crayon-e">stripslashesCrayon-sy">(Crayon-v">$_POSTCrayon-sy">[Crayon-s">'ashu_logo'Crayon-sy">]Crayon-sy">)Crayon-sy">;Crayon-h"> Crayon-line Crayon-striped-line" id="Crayon-5c891d2395fbc738609302-14">Crayon-h">Crayon-e">update_optionCrayon-sy">(Crayon-s">'classic_options'Crayon-sy">,Crayon-h"> Crayon-v">$optionsCrayon-sy">)Crayon-sy">;Crayon-h"> Crayon-line" id="Crayon-5c891d2395fbc738609302-15">Crayon-h">Crayon-sy">}Crayon-h"> Crayon-st">elseCrayon-h"> Crayon-sy">{Crayon-h"> Crayon-line Crayon-striped-line" id="Crayon-5c891d2395fbc738609302-16">Crayon-h">Crayon-e">Classicoptions::Crayon-e">getoptionsCrayon-sy">(Crayon-sy">)Crayon-sy">;Crayon-h"> Crayon-line" id="Crayon-5c891d2395fbc738609302-17">Crayon-h">Crayon-sy">}Crayon-h"> Crayon-line Crayon-striped-line" id="Crayon-5c891d2395fbc738609302-18">Crayon-h">Crayon-e">add_theme_pageCrayon-sy">(Crayon-s">"主题设置"Crayon-sy">,Crayon-h"> Crayon-s">"主题设置"Crayon-sy">,Crayon-h"> Crayon-s">'edit_themes'Crayon-sy">,Crayon-h"> Crayon-e">basenameCrayon-sy">(Crayon-k ">__FILE__Crayon-sy">)Crayon-sy">,Crayon-h"> Crayon-t">arrayCrayon-sy">(Crayon-s">'Classicoptions'Crayon-sy">,Crayon-h"> Crayon-s">'display'Crayon-sy">)Crayon-sy">)Crayon-sy">;Crayon-h"> Crayon-line" id="Crayon-5c891d2395fbc738609302-19">Crayon-h">Crayon-sy">}Crayon-h"> Crayon-line Crayon-striped-line" id="Crayon-5c891d2395fbc738609302-20">Crayon-h">Crayon-t">functionCrayon-h"> Crayon-e">displayCrayon-sy">(Crayon-sy">)Crayon-h"> Crayon-sy">{Crayon-h"> Crayon-line" id="Crayon-5c891d2395fbc738609302-21">Crayon-h">Crayon-v">$optionsCrayon-h"> Crayon-o">=Crayon-h"> Crayon-e">Classicoptions::Crayon-e">getoptionsCrayon-sy">(Crayon-sy">)Crayon-sy">;Crayon-h"> Crayon-h"> Crayon-line Crayon-striped-line" id="Crayon-5c891d2395fbc738609302-22">Crayon-h">Crayon-o"><Crayon-e">form Crayon-i">methodCrayon-o">=Crayon-s">"post"Crayon-h"> Crayon-i">enctypeCrayon-o">=Crayon-s">"multipart/form-data"Crayon-h"> Crayon-i">nameCrayon-o">=Crayon-s">"classic_form"Crayon-h"> Crayon-i">idCrayon-o">=Crayon-s">"classic_form"Crayon-h"> Crayon-line" id="Crayon-5c891d2395fbc738609302-23">Crayon-h">Crayon-o"><Crayon-e">div Crayon-t">classCrayon-o">=Crayon-s">"wrap"Crayon-h"> Crayon-line Crayon-striped-line" id="Crayon-5c891d2395fbc738609302-24">Crayon-h">Crayon-o"><Crayon-e">h2Crayon-ta">PHPCrayon-h"> Crayon-e">_eCrayon-sy">(Crayon-s">'主题设置'Crayon-sy">)Crayon-sy">;Crayon-h"> Crayon-o"><Crayon-o">/Crayon-i">h2Crayon-h"> Crayon-line" id="Crayon-5c891d2395fbc738609302-25">Crayon-h">Crayon-o"><Crayon-i">pCrayon-h"> Crayon-line Crayon-striped-line" id="Crayon-5c891d2395fbc738609302-26">Crayon-h">Crayon-o"><Crayon-i">labelCrayon-h"> Crayon-line" id="Crayon-5c891d2395fbc738609302-27">Crayon-h">Crayon-o"><Crayon-e">input Crayon-i">typeCrayon-o">=Crayon-s">"text"Crayon-h"> Crayon-i">sizeCrayon-o">=Crayon-s">"80"Crayon-h">Crayon-i">nameCrayon-o">=Crayon-s">"ashu_logo"Crayon-h"> Crayon-i">idCrayon-o">=Crayon-s">"ashu_logo"Crayon-h"> Crayon-i">valueCrayon-o">=Crayon-s">"Crayon-ta">PHPCrayon-h"> Crayon-k ">echoCrayon-sy">(Crayon-v">$optionsCrayon-sy">[Crayon-s">'ashu_logo'Crayon-sy">]Crayon-sy">)Crayon-sy">;Crayon-h"> "Crayon-o">/Crayon-h"> Crayon-line Crayon-striped-line" id="Crayon-5c891d2395fbc738609302-28">Crayon-h">Crayon-o"><Crayon-e">input Crayon-i">typeCrayon-o">=Crayon-s">"button"Crayon-h"> Crayon-i">nameCrayon-o">=Crayon-s">"upload_button"Crayon-h"> Crayon-i">valueCrayon-o">=Crayon-s">"上传"Crayon-h"> Crayon-i">idCrayon-o">=Crayon-s">"upbottom"Crayon-o">/Crayon-h"> Crayon-line" id="Crayon-5c891d2395fbc738609302-29">Crayon-h">Crayon-o"><Crayon-o">/Crayon-i">labelCrayon-h"> Crayon-line Crayon-striped-line" id="Crayon-5c891d2395fbc738609302-30">Crayon-h">Crayon-o"><Crayon-o">/Crayon-i">pCrayon-h"> Crayon-line" id="Crayon-5c891d2395fbc738609302-31">Crayon-h">Crayon-o"><Crayon-i">pCrayon-h"> Crayon-t">classCrayon-o">=Crayon-s">"submit"Crayon-h"> Crayon-line Crayon-striped-line" id="Crayon-5c891d2395fbc738609302-32">Crayon-h">Crayon-o"><Crayon-e">input Crayon-i">typeCrayon-o">=Crayon-s">"submit"Crayon-h"> Crayon-i">nameCrayon-o">=Crayon-s">"classic_save"Crayon-h"> Crayon-i">valueCrayon-o">=Crayon-s">"Crayon-ta">PHPCrayon-h"> Crayon-e">_eCrayon-sy">(Crayon-s">'保存设置'Crayon-sy">)Crayon-sy">;Crayon-h"> "Crayon-h"> Crayon-o">/Crayon-h"> Crayon-line" id="Crayon-5c891d2395fbc738609302-33">Crayon-h">Crayon-o"><Crayon-o">/Crayon-i">pCrayon-h"> Crayon-line Crayon-striped-line" id="Crayon-5c891d2395fbc738609302-34">Crayon-h">Crayon-o"><Crayon-o">/Crayon-i">divCrayon-h"> Crayon-line" id="Crayon-5c891d2395fbc738609302-35">Crayon-o"><Crayon-o">/Crayon-i">formCrayon-h"> Crayon-line Crayon-striped-line" id="Crayon-5c891d2395fbc738609302-36">Crayon-ta">PHPCrayon-h"> Crayon-line" id="Crayon-5c891d2395fbc738609302-37">Crayon-h">Crayon-sy">}Crayon-h"> Crayon-line Crayon-striped-line" id="Crayon-5c891d2395fbc738609302-38">Crayon-sy">}Crayon-h"> Crayon-line" id="Crayon-5c891d2395fbc738609302-39">Crayon-e">add_actionCrayon-sy">(Crayon-s">'admin_menu'Crayon-sy">,Crayon-h"> Crayon-s">'init'Crayon-sy">)Crayon-sy">)Crayon-sy">;Crayon-h"> Crayon-line Crayon-striped-line" id="Crayon-5c891d2395fbc738609302-40">Crayon-e">wp_enqueue_scriptCrayon-sy">(Crayon-s">'my-upload'Crayon-sy">,Crayon-h"> Crayon-e">get_bloginfoCrayon-sy">(Crayon-h"> Crayon-s">'stylesheet_directory'Crayon-h"> Crayon-sy">)Crayon-h"> Crayon-sy">.Crayon-h"> Crayon-s">'/js/upload.js'Crayon-sy">)Crayon-sy">;Crayon-h"> Crayon-line" id="Crayon-5c891d2395fbc738609302-41">Crayon-c">//加载上传图片的js(wp自带) Crayon-line Crayon-striped-line" id="Crayon-5c891d2395fbc738609302-42">Crayon-e">wp_enqueue_scriptCrayon-sy">(Crayon-s">'thickBox'Crayon-sy">)Crayon-sy">;Crayon-h"> Crayon-line" id="Crayon-5c891d2395fbc738609302-43">Crayon-c">//加载css(wp自带) Crayon-line Crayon-striped-line" id="Crayon-5c891d2395fbc738609302-44">Crayon-e">wp_enqueue_styleCrayon-sy">(Crayon-s">'thickBox'Crayon-sy">)Crayon-sy">;Crayon-h"> 2. 新建upload.js，放入主题的js文件夹中，主题中没有js文件夹请新建，添加如下代码： Crayon-5c891d2395fc8218797446" class="Crayon-Syntax Crayon-theme-classic Crayon-font-monaco Crayon-os-pc print-yes notranslate" data-settings=" minimize scroll-mouSEOver" style=" margin-top: 12px; margin-bottom: 12px; font-size: 12px !important; line-height: 15px !important;"> Crayon-toolbar" data-settings=" mouSEOver overlay hide delay" style="font-size: 12px !important;height: 18px !important; line-height: 18px !important;">Crayon-title"> Crayon-tools" style="font-size: 12px !important;height: 18px !important; line-height: 18px !important;"> Crayon-button Crayon-nums-button" title="Toggle Line Numbers"> Crayon-button-icon"> Crayon-button Crayon-plain-button" title="Toggle Plain Code"> Crayon-button-icon"> Crayon-button Crayon-wrap-button" title="Toggle Line Wrap"> Crayon-button-icon"> Crayon-button Crayon-expand-button" title="Expand Code"> Crayon-button-icon"> Crayon-button Crayon-copy-button" title="copy"> Crayon-button-icon"> Crayon-button Crayon-popup-button" title="Open Code In New Window"> Crayon-button-icon"> Crayon-language">JavaScript Crayon-info" style="min-height: 16.8px !important; line-height: 16.8px !important;"> Crayon-plain-wrap">Crayon</a>-plain print-no" data-settings="dblclick" readonly style="-moz-<a href="https://www.jb51.cc/tag/tabsize/" target="_blank" class="keywords">tab-size</a>:4; -o-<a href="https://www.jb51.cc/tag/tabsize/" target="_blank" class="keywords">tab-size</a>:4; -webkit-<a href="https://www.jb51.cc/tag/tabsize/" target="_blank" class="keywords">tab-size</a>:4; <a href="https://www.jb51.cc/tag/tabsize/" target="_blank" class="keywords">tab-size</a>:4; font-size: 12px !important; line-height: 15px !important;"> jQuery(document).ready(function() { //upb<a href="https://www.jb51.cc/tag/ott/" target="_blank" class="keywords">ott</a>om为<a href="https://www.jb51.cc/tag/shangchuan/" target="_blank" class="keywords">上传</a>按钮的id jQuery('#upb<a href="https://www.jb51.cc/tag/ott/" target="_blank" class="keywords">ott</a>om').click(function() { //ashu_<a href="https://www.jb51.cc/tag/logo/" target="_blank" class="keywords">logo</a>为文本域 targetfield = jQuery(this).prev('#ashu_<a href="https://www.jb51.cc/tag/logo/" target="_blank" class="keywords">logo</a>'); tb_show('','media-upload.<a href="https://www.jb51.cc/tag/PHP/" target="_blank" class="keywords">PHP</a>?type=image&amp;TB_iframe=true'); return false; }); window.send_to_editor = function(html) { <a href="https://www.jb51.cc/tag/imgur/" target="_blank" class="keywords">imgur</a>l = jQuery('img',html).attr('src'); jQuery(targetfield).val(<a href="https://www.jb51.cc/tag/imgur/" target="_blank" class="keywords">imgur</a>l); tb_remove(); } }); Crayon-main" style="">Crayon-table">Crayon-row"> Crayon-nums " data-settings="show"> Crayon-nums-content" style="font-size: 12px !important; line-height: 15px !important;"> Crayon-num" data-line="Crayon-5c891d2395fc8218797446-1">1 Crayon-num Crayon-striped-num" data-line="Crayon-5c891d2395fc8218797446-2">2 Crayon-num" data-line="Crayon-5c891d2395fc8218797446-3">3 Crayon-num Crayon-striped-num" data-line="Crayon-5c891d2395fc8218797446-4">4 Crayon-num" data-line="Crayon-5c891d2395fc8218797446-5">5 Crayon-num Crayon-striped-num" data-line="Crayon-5c891d2395fc8218797446-6">6 Crayon-num" data-line="Crayon-5c891d2395fc8218797446-7">7 Crayon-num Crayon-striped-num" data-line="Crayon-5c891d2395fc8218797446-8">8 Crayon-num" data-line="Crayon-5c891d2395fc8218797446-9">9 Crayon-num Crayon-striped-num" data-line="Crayon-5c891d2395fc8218797446-10">10 Crayon-num" data-line="Crayon-5c891d2395fc8218797446-11">11 Crayon-num Crayon-striped-num" data-line="Crayon-5c891d2395fc8218797446-12">12 Crayon-num" data-line="Crayon-5c891d2395fc8218797446-13">13 Crayon-num Crayon-striped-num" data-line="Crayon-5c891d2395fc8218797446-14">14 Crayon-num" data-line="Crayon-5c891d2395fc8218797446-15">15 Crayon-num Crayon-striped-num" data-line="Crayon-5c891d2395fc8218797446-16">16 Crayon-code"> Crayon-pre" style="font-size: 12px !important; line-height: 15px !important; -moz-tab-size:4; -o-tab-size:4; -webkit-tab-size:4; tab-size:4;"> Crayon-line" id="Crayon-5c891d2395fc8218797446-1">Crayon-e">jQueryCrayon-sy">(Crayon-r">documentCrayon-sy">)Crayon-sy">.Crayon-e">readyCrayon-sy">(Crayon-t">functionCrayon-sy">(Crayon-sy">)Crayon-h"> Crayon-sy">{Crayon-h"> Crayon-line Crayon-striped-line" id="Crayon-5c891d2395fc8218797446-2">Crayon-h">Crayon-c">//upbottom为上传按钮的id Crayon-line" id="Crayon-5c891d2395fc8218797446-3">Crayon-h">Crayon-e">jQueryCrayon-sy">(Crayon-s">'#upbottom'Crayon-sy">)Crayon-sy">.Crayon-e">clickCrayon-sy">(Crayon-t">functionCrayon-sy">(Crayon-sy">)Crayon-h"> Crayon-sy">{Crayon-h"> Crayon-line Crayon-striped-line" id="Crayon-5c891d2395fc8218797446-4">Crayon-h">Crayon-c">//ashu_logo为文本域 Crayon-line" id="Crayon-5c891d2395fc8218797446-5">Crayon-h"> Crayon-v">targetfieldCrayon-h"> Crayon-o">=Crayon-h"> Crayon-e">jQueryCrayon-sy">(Crayon-r">thisCrayon-sy">)Crayon-sy">.Crayon-e">prevCrayon-sy">(Crayon-s">'#ashu_logo'Crayon-sy">)Crayon-sy">;Crayon-h"> Crayon-line Crayon-striped-line" id="Crayon-5c891d2395fc8218797446-6">Crayon-h"> Crayon-e">tb_showCrayon-sy">(Crayon-s">''Crayon-sy">,Crayon-h"> Crayon-s">'media-upload.PHP?type=image&amp;TB_iframe=true'Crayon-sy">)Crayon-sy">;Crayon-h"> Crayon-line" id="Crayon-5c891d2395fc8218797446-7">Crayon-h"> Crayon-st">returnCrayon-h"> Crayon-t">falseCrayon-sy">;Crayon-h"> Crayon-line Crayon-striped-line" id="Crayon-5c891d2395fc8218797446-8">Crayon-h">Crayon-sy">}Crayon-sy">)Crayon-sy">;Crayon-h"> Crayon-line" id="Crayon-5c891d2395fc8218797446-9">Crayon-h"> Crayon-line Crayon-striped-line" id="Crayon-5c891d2395fc8218797446-10">Crayon-h">Crayon-v">windowCrayon-sy">.Crayon-v">send_to_editorCrayon-h"> Crayon-o">=Crayon-h"> Crayon-t">functionCrayon-sy">(Crayon-v">htmlCrayon-sy">)Crayon-h"> Crayon-sy">{Crayon-h"> Crayon-line" id="Crayon-5c891d2395fc8218797446-11">Crayon-h"> Crayon-v">imgurlCrayon-h"> Crayon-o">=Crayon-h"> Crayon-e">jQueryCrayon-sy">(Crayon-s">'img'Crayon-sy">,Crayon-v">htmlCrayon-sy">)Crayon-sy">.Crayon-e">attrCrayon-sy">(Crayon-s">'src'Crayon-sy">)Crayon-sy">;Crayon-h"> Crayon-line Crayon-striped-line" id="Crayon-5c891d2395fc8218797446-12">Crayon-h"> Crayon-e">jQueryCrayon-sy">(Crayon-v">targetfieldCrayon-sy">)Crayon-sy">.Crayon-e">valCrayon-sy">(Crayon-v">imgurlCrayon-sy">)Crayon-sy">;Crayon-h"> Crayon-line" id="Crayon-5c891d2395fc8218797446-13">Crayon-h"> Crayon-e">tb_removeCrayon-sy">(Crayon-sy">)Crayon-sy">;Crayon-h"> Crayon-line Crayon-striped-line" id="Crayon-5c891d2395fc8218797446-14">Crayon-h">Crayon-sy">}Crayon-h"> Crayon-line" id="Crayon-5c891d2395fc8218797446-15">Crayon-h"> Crayon-line Crayon-striped-line" id="Crayon-5c891d2395fc8218797446-16">Crayon-sy">}Crayon-sy">)Crayon-sy">;Crayon-h"> 3. 在后台上传网站logo，效果如下图： 4. 在前台显示此logo，打开header.PHP，在需要显示的地方，添加如下代码： Crayon-5c891d2395fca141225115" class="Crayon-Syntax Crayon-theme-classic Crayon-font-monaco Crayon-os-pc print-yes notranslate" data-settings=" minimize scroll-mouSEOver" style=" margin-top: 12px; margin-bottom: 12px; font-size: 12px !important; line-height: 15px !important;"> Crayon-toolbar" data-settings=" mouSEOver overlay hide delay" style="font-size: 12px !important;height: 18px !important; line-height: 18px !important;">Crayon-title">header.PHP Crayon-tools" style="font-size: 12px !important;height: 18px !important; line-height: 18px !important;">Crayon-mixed-highlight" title="Contains Mixed Languages"> Crayon-button Crayon-nums-button" title="Toggle Line Numbers"> Crayon-button-icon"> Crayon-button Crayon-plain-button" title="Toggle Plain Code"> Crayon-button-icon"> Crayon-button Crayon-wrap-button" title="Toggle Line Wrap"> Crayon-button-icon"> Crayon-button Crayon-expand-button" title="Expand Code"> Crayon-button-icon"> Crayon-button Crayon-copy-button" title="copy"> Crayon-button-icon"> Crayon-button Crayon-popup-button" title="Open Code In New Window"> Crayon-button-icon"> Crayon-language">PHP Crayon-info" style="min-height: 16.8px !important; line-height: 16.8px !important;"> Crayon-plain-wrap">Crayon</a>-plain print-no" data-settings="dblclick" readonly style="-moz-<a href="https://www.jb51.cc/tag/tabsize/" target="_blank" class="keywords">tab-size</a>:4; -o-<a href="https://www.jb51.cc/tag/tabsize/" target="_blank" class="keywords">tab-size</a>:4; -webkit-<a href="https://www.jb51.cc/tag/tabsize/" target="_blank" class="keywords">tab-size</a>:4; <a href="https://www.jb51.cc/tag/tabsize/" target="_blank" class="keywords">tab-size</a>:4; font-size: 12px !important; line-height: 15px !important;"> <?php $logo=get_option('classic_options'); $logo_url=$logo['ashu_logo']; ?> <img src="<?php echo $logo_url;?>" alt="" /> Crayon-main" style="">Crayon-table">Crayon-row"> Crayon-nums " data-settings="show"> Crayon-nums-content" style="font-size: 12px !important; line-height: 15px !important;"> Crayon-num" data-line="Crayon-5c891d2395fca141225115-1">1 Crayon-num Crayon-striped-num" data-line="Crayon-5c891d2395fca141225115-2">2 Crayon-num" data-line="Crayon-5c891d2395fca141225115-3">3 Crayon-num Crayon-striped-num" data-line="Crayon-5c891d2395fca141225115-4">4 Crayon-num" data-line="Crayon-5c891d2395fca141225115-5">5 Crayon-code"> Crayon-pre" style="font-size: 12px !important; line-height: 15px !important; -moz-tab-size:4; -o-tab-size:4; -webkit-tab-size:4; tab-size:4;"> Crayon-line" id="Crayon-5c891d2395fca141225115-1">Crayon-ta">PHPCrayon-h"> Crayon-line Crayon-striped-line" id="Crayon-5c891d2395fca141225115-2">Crayon-h"> Crayon-v">$logoCrayon-o">=Crayon-e">get_optionCrayon-sy">(Crayon-s">'classic_options'Crayon-sy">)Crayon-sy">; Crayon-line" id="Crayon-5c891d2395fca141225115-3">Crayon-h"> Crayon-v">$logo_urlCrayon-o">=Crayon-v">$logoCrayon-sy">[Crayon-s">'ashu_logo'Crayon-sy">]Crayon-sy">;Crayon-h"> Crayon-line Crayon-striped-line" id="Crayon-5c891d2395fca141225115-4"> Crayon-line" id="Crayon-5c891d2395fca141225115-5">Crayon-o"><Crayon-e">img Crayon-i">srcCrayon-o">=Crayon-s">"Crayon-ta">PHPCrayon-h"> Crayon-k ">echoCrayon-h"> Crayon-v">$logo_urlCrayon-sy">;"Crayon-h"> Crayon-i">altCrayon-o">=Crayon-s">""Crayon-h"> Crayon-o">/ 相关文章 给WordPress菜单中UL下的某一个或某几个LI添加自定义类 我们有时候在定制WORDPRESS主题的时候，由于菜单样式的要求我... 让WordPress主题支持中文图片及中文附件上传 很多朋友在做wordpree主题制作的时候会经常遇到一个问题，那... 屏蔽wordpress后台无用菜单和模块 提升wordpress运行效率 wordpress后台的模块很多，但并不是每个都经常用到。介绍几段... WordPress导入数据库出现”Unknown collation: ‘utf8mb4_unicode_ci”之类错误的解决办法 从WordPress4.2版本开始，如果我们在MYSQL5.1版本数据中导出... 修改WordPress上传文件大小限制 很多网友会遇到这样一个问题，就是WordPress网站上传图片、附... WordPress代码高亮插件WP-CodeBox 对于经常要在文章中出现代码的IT相关博客，安装一个代码高亮... Copyright © 2018 编程之家. 当前版本 V7.0.16 编程之家 版权所有 闽ICP备13020303号-8