A ver que tal te funciona esto:
Código PHP:
1 <?php
2 //EDIT YOUR MySQL Connection Info:
3 $DB_Server = "localhost"; //your MySQL Server
4 $DB_Username = ""; //your MySQL User Name
5 $DB_Password = ""; //your MySQL Password
6 $DB_DBName = ""; //your MySQL Database Name
7 $DB_TBLName = ""; //your MySQL Table Name
8 //$DB_TBLName, $DB_DBName, may also be commented out & passed to the browser
9 //as parameters in a query string, so that this code may be easily reused for
10 //any MySQL table or any MySQL database on your server
11 //DEFINE SQL QUERY:
12 //you can use just about ANY kind of select statement you want -
13 //edit this to suit your needs!
14 $sql = "Select * from $DB_TBLName";
15 //Optional: print out title to top of Excel or Word file with Timestamp
16 //for when file was generated:
17 //set $Use_Titel = 1 to generate title, 0 not to use title
18 $Use_Title = 1;
19 //define date for title: EDIT this to create the time-format you need
20 $now_date = date('m-d-Y H:i');
21 //define title for .doc or .xls file: EDIT this if you want
22 $title = "Dump For Table $DB_TBLName from Database $DB_DBName on $now_date";
23 /*
24 Leave the connection info below as it is:
25 just edit the above.
26 (Editing of code past this point recommended only for advanced users.)
27 */
28 //create MySQL connection
29 $Connect = @mysql_connect($DB_Server, $DB_Username, $DB_Password)
30 or die("Couldn't connect to MySQL:<br>" . mysql_error() . "<br>" . mysql_errno());
31 //select database
32 $Db = @mysql_select_db($DB_DBName, $Connect)
33 or die("Couldn't select database:<br>" . mysql_error(). "<br>" . mysql_errno());
34 //execute query
35 $result = @mysql_query($sql,$Connect)
36 or die("Couldn't execute query:<br>" . mysql_error(). "<br>" . mysql_errno());
37 //if this parameter is included ($w=1), file returned will be in word format ('.doc')
38 //if parameter is not included, file returned will be in excel format ('.xls')
39 if (isset($w) && ($w==1))
40 {
41 $file_type = "msword";
42 $file_ending = "doc";
43 }else {
44 $file_type = "vnd.ms-excel";
45 $file_ending = "xls";
46 }
47 //header info for browser: determines file type ('.doc' or '.xls')
48 header("Content-Type: application/$file_type");
49 header("Content-Disposition: attachment; filename=database_dump.$file_ending");
50 header("Pragma: no-cache");
51 header("Expires: 0");
52 /* Start of Formatting for Word or Excel */
53 if (isset($w) && ($w==1)) //check for $w again
54 {
55 /* FORMATTING FOR WORD DOCUMENTS ('.doc') */
56 //create title with timestamp:
57 if ($Use_Title == 1)
58 {
59 echo("$titlenn");
60 }
61 //define separator (defines columns in excel & tabs in word)
62 $sep = "n"; //new line character
63 while($row = mysql_fetch_row($result))
64 {
65 //set_time_limit(60); // HaRa
66 $schema_insert = "";
67 for($j=0; $j<mysql_num_fields($result);$j++)
68 {
69 //define field names
70 $field_name = mysql_field_name($result,$j);
71 //will show name of fields
72 $schema_insert .= "$field_name:t";
73 if(!isset($row[$j])) {
74 $schema_insert .= "NULL".$sep;
75 }
76 elseif ($row[$j] != "") {
77 $schema_insert .= "$row[$j]".$sep;
78 }
79 else {
80 $schema_insert .= "".$sep;
81 }
82 }
83 $schema_insert = str_replace($sep."$", "", $schema_insert);
84 $schema_insert .= "t";
85 print(trim($schema_insert));
86 //end of each mysql row
87 //creates line to separate data from each MySQL table row
88 print "n----------------------------------------------------n";
89 }
90 }else{
91 /* FORMATTING FOR EXCEL DOCUMENTS ('.xls') */
92 //create title with timestamp:
93 if ($Use_Title == 1)
94 {
95 echo("$titlen");
96 }
97 //define separator (defines columns in excel & tabs in word)
98 $sep = "t"; //tabbed character
99 //start of printing column names as names of MySQL fields
100 for ($i = 0; $i < mysql_num_fields($result); $i++)
101 {
102 echo mysql_field_name($result,$i) . "t";
103 }
104 print("n");
105 //end of printing column names
106 //start while loop to get data
107 while($row = mysql_fetch_row($result))
108 {
109 //set_time_limit(60); // HaRa
110 $schema_insert = "";
111 for($j=0; $j<mysql_num_fields($result);$j++)
112 {
113 if(!isset($row[$j]))
114 $schema_insert .= "NULL".$sep;
115 elseif ($row[$j] != "")
116 $schema_insert .= "$row[$j]".$sep;
117 else
118 $schema_insert .= "".$sep;
119 }
120 $schema_insert = str_replace($sep."$", "", $schema_insert);
121 //following fix suggested by Josue (thanks, Josue!)
122 //this corrects output in excel when table fields contain n or r
123 //these two characters are now replaced with a space
124 $schema_insert = preg_replace("/rn|nr|n|r/", " ", $schema_insert);
125 $schema_insert .= "t";
126 print(trim($schema_insert));
127 print "n";
128 }
129 }
130 ?>
Ayuda con sql => xls 
