{"id":23707,"date":"2022-11-27T23:22:17","date_gmt":"2022-11-27T17:52:17","guid":{"rendered":"https:\/\/jassweb.com\/solved\/solved-how-to-pass-html-table-cell-value-to-javascript-variable\/"},"modified":"2022-11-27T23:22:17","modified_gmt":"2022-11-27T17:52:17","slug":"solved-how-to-pass-html-table-cell-value-to-javascript-variable","status":"publish","type":"post","link":"https:\/\/jassweb.com\/solved\/solved-how-to-pass-html-table-cell-value-to-javascript-variable\/","title":{"rendered":"[Solved] How to pass html table cell value to javascript variable?"},"content":{"rendered":"

[ad_1]
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This code<\/p>\n

    \n
  1. Adds a click (event) listener to every first <td><\/code> of every <tr><\/code><\/li>\n
  2. On click the text<\/strong> is parsed to int (base10), and the number is passed to the handler function (getNumber(val)<\/code>)<\/li>\n
  3. The handler function prints the value read from the <td><\/code> to the console<\/li>\n<\/ol>\n
    \n
    \n
    \/\/ \"grabbing\" each row\r\nconst rows = document.getElementsByTagName('tr')\r\n\r\n\/\/ iterating over each row\r\nfor (let i = 0, length = rows.length; i < length; i++) {\r\n\r\n  \/\/ grabbing the first child element in each row (so no text\r\n  \/\/ or other type of nodes - only elements)\r\n  \/\/ then adding a click event listener with a callback function\r\n  rows[i].firstElementChild.addEventListener('click', function(e) {\r\n\r\n    \/\/ calling the \"designed\" function in the event listener\r\n    \/\/ callback\r\n    getNumber(parseInt(this.textContent, 10))\r\n  })\r\n}\r\n\r\n\/\/ the handling function\r\nfunction getNumber(val) {\r\n  console.log(val)\r\n}<\/code><\/pre>\n
    td:first-child {\r\n  cursor: pointer;\r\n  font-weight: 700;\r\n}<\/code><\/pre>\n
    <table>\r\n  <tr>\r\n    <td>1<\/td>\r\n    <td> The Fratellis - Chelsea Dagger <\/td>\r\n  <\/tr>\r\n  <tr>\r\n    <td>2<\/td>\r\n    <td> Connect Northants: Eternal \/ Bebe Winans - I Wanna Be The Only One<\/td>\r\n  <\/tr>\r\n  <tr>\r\n    <td>3<\/td>\r\n    <td> Virgin_UK_128<\/td>\r\n  <\/tr>\r\n<\/table><\/code><\/pre>\n<\/div>\n<\/div><\/div>\n
    <\/div>\n<\/div>\n
                1<\/span> <\/p><\/div>\n<\/div>\n
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    solved How to pass html table cell value to javascript variable? <\/p>\n","protected":false},"excerpt":{"rendered":"
    [ad_1] This code Adds a click (event) listener to every first <td> of every <tr> On click the text is parsed to int (base10), and the number is passed to the handler function (getNumber(val)) The handler function prints the value read from the <td> to the console \/\/ “grabbing” each row const rows = document.getElementsByTagName(‘tr’) … Read more<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[320],"tags":[1018,333,902],"class_list":["post-23707","post","type-post","status-publish","format-standard","hentry","category-solved","tag-html-table","tag-javascript","tag-node-js"],"yoast_head":"\n[Solved] How to pass html table cell value to javascript variable? - JassWeb<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/jassweb.com\/solved\/solved-how-to-pass-html-table-cell-value-to-javascript-variable\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"[Solved] How to pass html table cell value to javascript variable? - JassWeb\" \/>\n<meta property=\"og:description\" content=\"[ad_1] This code Adds a click (event) listener to every first <td> of every <tr> On click the text is parsed to int (base10), and the number is passed to the handler function (getNumber(val)) The handler function prints the value read from the <td> to the console \/\/ "grabbing" each row const rows = document.getElementsByTagName('tr') ... 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