tableau sous javascript

Version imprimable

29/11/2010, 15h39
omelhor

tableau sous javascript

Bonjour,

En php il est possible d'afficher "le contenu" d'un tableau via un print_r($var) ou var_dump()

Existe t'il des fonctions similaire en javascript ?

Merci bcp

Bonjour,

Trouvé sur internet :

Code:

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function print_r( array, return_val ) 
{
  // http://kevin.vanzonneveld.net
  // +   original by: Michael White (http://getsprink.com)
  // +   improved by: Ben Bryan
  // *     example 1: print_r(1, true);
  // *     returns 1: 1
 
  var output = "", pad_char = " ", pad_val = 4;
 
  var formatArray = 
                    function (obj, cur_depth, pad_val, pad_char) 
                    {
                      if (cur_depth > 0) 
                      {
                        cur_depth ++;
                      }
 
                      var base_pad = repeat_char(pad_val*cur_depth, pad_char);
                      var thick_pad = repeat_char(pad_val*(cur_depth+1), pad_char);
                      var str = "";
 
                      if (obj instanceof Array || obj instanceof Object) 
                      {
                        str += "Array\n" + base_pad + "(\n";
                        for (var key in obj) {
                        if (obj[key] instanceof Array) {
                        str += thick_pad + "["+key+"] => "+formatArray(obj[key], cur_depth+1, pad_val, pad_char);
                        } else {
                        str += thick_pad + "["+key+"] => " + obj[key] + "\n";
                        }
                        }
                        str += base_pad + ")\n";
                      } 
                      else if(obj == null || obj == undefined) 
                      {
                        str = '';
                      } 
                      else 
                      {
                        str = obj.toString();
                      }
 
                      return str;
                    };
 
  var repeat_char = 
                    function (len, pad_char) 
                    {
                      var str = "";
                      for(var i=0; i < len; i++) 
                      { 
                        str += pad_char; 
                      }
                      return str;
                    };
  output = formatArray(array, 0, pad_val, pad_char);
 
  if (return_val !== true) 
  {
    document.write("<pre>" + output + "</pre>");
    return true;
  } 
  else 
  {
    return output;
  }
}

j'en avais une autre version

Code:

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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN"
     "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<title>Nouvelle page 1</title>
<script type="text/javascript">
var json={one:'un', two: 'deux',bar: {sept:'seven'},coucou :function(){alert(this.one)} }
var bingo =new Array(['hello','bonjour'],1)
function var_dump(data,addwhitespace,safety,level) {
        var rtrn = '';
        var dt,it,spaces = '';
        if(!level) {level = 1;}
        for(var i=0; i<level; i++) {
           spaces += '   ';
        }//end for i<level
        if(typeof(data) != 'object') {
           dt = data;
           if(typeof(data) == 'string') {
              if(addwhitespace == 'html') {
                 dt = dt.replace(/&/g,'&amp;');
                 dt = dt.replace(/>/g,'&gt;');
                 dt = dt.replace(/</g,'&lt;');
              }//end if addwhitespace == html
              dt = dt.replace(/\"/g,'\"');
              dt = '"' + dt + '"';
           }//end if typeof == string
           if(typeof(data) == 'function' && addwhitespace) {
              dt = new String(dt).replace(/\n/g,"\n"+spaces);
              if(addwhitespace == 'html') {
                 dt = dt.replace(/&/g,'&amp;');
                 dt = dt.replace(/>/g,'&gt;');
                 dt = dt.replace(/</g,'&lt;');
              }//end if addwhitespace == html
           }//end if typeof == function
           if(typeof(data) == 'undefined') {
              dt = 'undefined';
           }//end if typeof == undefined
           if(addwhitespace == 'html') {
              if(typeof(dt) != 'string') {
                 dt = new String(dt);
              }//end typeof != string
              dt = dt.replace(/ /g,"&nbsp;").replace(/\n/g,"<br>");
           }//end if addwhitespace == html
           return dt;
        }//end if typeof != object && != array
        for (var x in data) {
           if(safety && (level > safety)) {
              dt = '*RECURSION*';
           } else {
              try {
                 dt = var_dump(data[x],addwhitespace,safety,level+1);
              } catch (e) {continue;}
           }//end if-else level > safety
           it = var_dump(x,addwhitespace,safety,level+1);
           rtrn += it + ':' + dt + ',';
           if(addwhitespace) {
              rtrn += '\n'+spaces;
           }//end if addwhitespace
        }//end for...in
        if(addwhitespace) {
           rtrn = '{\n' + spaces + rtrn.substr(0,rtrn.length-(2+(level*3))) + '\n' + spaces.substr(0,spaces.length-3) + '}';
        } else {
           rtrn = '{' + rtrn.substr(0,rtrn.length-1) + '}';
        }//end if-else addwhitespace
        if(addwhitespace == 'html') {
           rtrn = rtrn.replace(/ /g,"&nbsp;").replace(/\n/g,"<br>");
        }//end if addwhitespace == html
        return rtrn;
     }//end function var_dump
 
function init(){
document.getElementById('console').innerHTML=var_dump(json);
}
</script>
</head>
 
<body onload="init()">
<pre id='console'></pre>        
 
</body>
 
</html>

12/12/2010, 21h00
omelhor

Désolé pour la réponse tardive, je vais testée vos petites fonctions dans la semaine, merci bcp, je vous dit si cela marche