by Web Guru on July 27th, 2008, 5:53 am
If you are a PHP develoepr you might have come across the print_r() or var_dump() functions, they are very usefull to see the contents of an array or object. Here is an equivalent function in javascript to perform the same task.
- Code: Select all
/**
*
* Function : dump( )
* Arguments: The data - array,hash(associative array),object
* The level - OPTIONAL
*
**/
function dump(arr,level)
{
var dumped_text = "";
if (!level)
level = 0;
//The padding given at the beginning of the line.
var level_padding = "";
for(var j = 0; j < (level + 1); j ++)
level_padding += " ";
if (typeof(arr) == 'object')
{
//Array/Hashes/Objects
for(var item in arr)
{
var value = arr[item];
if(typeof(value) == 'object')
{
//If it is an array,
dumped_text += level_padding + "'" + item + "' ...\n";
dumped_text += dump(value,level+1);
}
else
{
dumped_text += level_padding + "'" + item + "' => \"" + value + "\"\n";
}
}
}
else
{
//Stings/Chars/Numbers etc.
dumped_text = "===>"+arr+"<===("+typeof(arr)+")";
}
return dumped_text;
}