1.0JassWebhttps://jassweb.com/solvedKirathttps://jassweb.com/solved/author/jaspritsinghghumangmail-com/rich600338<blockquote class="wp-embedded-content" data-secret="xierlna66F"><a href="https://jassweb.com/solved/solved-php-pull-field-with-variablestring/">[Solved] php pull field with variable+string</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://jassweb.com/solved/solved-php-pull-field-with-variablestring/embed/#?secret=xierlna66F" width="600" height="338" title="“[Solved] php pull field with variable+string” — JassWeb" data-secret="xierlna66F" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script> /*! This file is auto-generated */ !function(d,l){"use strict";l.querySelector&&d.addEventListener&&"undefined"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!/[^a-zA-Z0-9]/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret="'+t.secret+'"]'),o=l.querySelectorAll('blockquote[data-secret="'+t.secret+'"]'),c=new RegExp("^https?:$","i"),i=0;i<o.length;i++)o[i].style.display="none";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute("style"),"height"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):"link"===t.message&&(r=new URL(s.getAttribute("src")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener("message",d.wp.receiveEmbedMessage,!1),l.addEventListener("DOMContentLoaded",function(){for(var e,t,s=l.querySelectorAll("iframe.wp-embedded-content"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute("data-secret"))||(t=Math.random().toString(36).substring(2,12),e.src+="#?secret="+t,e.setAttribute("data-secret",t)),e.contentWindow.postMessage({message:"ready",secret:t},"*")},!1)))}(window,document); //# sourceURL=https://jassweb.com/solved/wp-includes/js/wp-embed.min.js </script> [ad_1] Context: OP posted his code within the comments; https://pastebin.com/LM1ecp13 Solution: This line;$fetch = mysqli_fetch_array(mysqli_query($conn,"SELECT id, name, price FROM stock WHERE id='$cart[wid]'")); Is the problem. You are selecting id, name, price but you are missing 28price hence why you are getting the undefined index error… Your query should be "SELECT id, name, price, 28price FROM ... Read more