<html> <head> <script type="text/javascript" src="../js/raphael-min.js"></script> <script type="text/javascript" src="../js/dracula_graffle.js"></script> <script type="text/javascript" src="../js/jquery-1.4.2.min.js"></script> <script type="text/javascript" src="../js/dracula_graph.js"></script> <script type="text/javascript" src="../js/dracula_algorithms.js"></script> <script type="text/javascript" src="classes.js"></script> <style type="text/css"> body { overflow: hidden; } #text{ text-align:right; } </style> </head> <body> <div id="text"> <input type="text" id="11" size="10"> <input type="text" id="12" size="10"> <input type="text" id="13" size="10"><br><br> <input type="text" id="21" size="10"> <input type="text" id="22" size="10"> <input type="text" id="23" size="10"><br><br> <input type="text" id="31" size="10"> <input type="text" id="32" size="10"> <input type="text" id="33" size="10"> </div> <div id="canvas"></div> </body> </html> 

 //javascript $(document).ready(function() { var width = $(document).width(); var height = $(document).height()-300; var g = new Graph(); g.edgeFactory.template.style.directed = true; var oneone=document.getElementById("11").value if(oneone="1"){ g.addEdge("1","1") } }

  • you have if(oneone="1") instead of if(oneone=="1") - Alexey Shimansky

1 answer 1

So get the value of the input field with idi 11 :

alert(document.getElementById('11').value);

  • How to write a button so that the values ​​are sent to javascript code? - coder228
  • JS function: function fieldValue(id) { return alert('value of id ' + id + ': ' + document.getElementById(id).value); } function fieldValue(id) { return alert('value of id ' + id + ': ' + document.getElementById(id).value); } Button: <button onclick="return fieldValue(11);">Кнопка</button> - alias
  • I already have a feature - coder228