Jackie Note

$comparison = strcasecmp($reply,$topic['answer']);//不分大小寫字串比對 if($comparison==0){//相同則回傳0 $img_change = 'pic_'.$id_now.'_light.png';//欲更新的圖片名稱組合 $rs_img_change = $mysqli->prepare(" UPDATE `topic` SET `img`=?,`status`=1 WHERE id = ? ");     $rs_img_change->bind_param('si', $img_change,$id_now);     $rs_img_change->execute(); echo "correct"; }else{ echo "error"; }

範例網址: https://fgophoto12.000webhostapp.com 1.創建一個canvas畫板並加上背圖 //preserveObjectStacking: true - 選中的物件不會置頂 var canvas = new fabric.Canvas('draw',{ backgroundImage: "assets/img/fgo-card.jpg",preserveObjectStacking: true});//創建一個canvas畫板並加上背圖 2.在畫布新增一個圖片 fabric.Image.fromURL('assets/img/patten/hreat1.png', function(img) {     img.scale(1).set({       left: 150,       top: 150,       angle: 0,       lockRotation: true,//旋轉控制失效       type:'st'//可用來替物件命名     });       canvas.add(img); }); 3.下載canvas圖片(搭配php) $('.download').click(function(){ //取消选择画布上的一个或多个对象 // canvas.deactivateAll().renderAll(); var fullQuality = canvas.toDataURL("image/png").replace("image/png","image/octet-stream"); var type = 'png';//图片导出为 png 格式 // console.log(fullQuality); var saveFile = function(data, filename){//這段一定要放前面     var save_link = document.createElementNS('http:/

1.先至  https://developers.facebook.com  申請APP應用程式，並設定好基本資料再按開啟鈕。 2.引入SDK          window.fbAsyncInit = function() {     FB.init({       appId      : '你的APPID',       xfbml      : true,       version    : 'v3.2'     });     FB.AppEvents.logPageView();   };   (function(d, s, id){      var js, fjs = d.getElementsByTagName(s)[0];      if (d.getElementById(id)) {return;}      js = d.createElement(s); js.id = id;      js.src = "https://connect.facebook.net/en_US/sdk.js";      fjs.parentNode.insertBefore(js, fjs);    }(document, 'script', 'facebook-jssdk')); 3.自訂分享內容程式碼 var img = "https://fgophoto12.000webhostapp.com/"+data; var desc = "your caption here"; var link = 'https://fgophoto12.000webhostapp.com'; // Open FB share popup FB.ui({ method: 'share_open_graph', action_type: 'og.shares',  action_properties: JSON.stringify({ object: { 'og:url': link,