Hola chicos soy nueva en php de hecho es mi segundo programa lo trascribi de un libro que estoy leyendo, pero al ejecutarlo no me muestra nada, ya anteriormente hice uno y si se ejecuto correctamente, quiero creer que es error de sintaxis me podrian ayudar?? cabe mencionar que tambien agregue codigo html.
Código PHP:
<html>
<head>
<title> Beginning PHP5</title>
<meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1">
</head>
<body bgcolor="#FFFFFF">
<table width="100%" border="1">
<tr>
<td width="49%"><font face="Arial, Helvetica, sans-serif"><b>Working
Whith Strings</b></font></td>
<td width="51%"> </td>
</tr>
<tr>
<td width="49%"><font face="Arial, Helvetica, sans-serif" size="-1">Using Concatenation - the . operator</font></td>
<td width="51%"><font face="Arial, Helvetica, sans-serif" size="-1">
<?php
$first_name = "Joe";
$last_name = "Blow";
$whole_name = $first_name . " " . $last_name;
echo "First name plus last name = <b>$whole_name</b>";
?>
</font></td>
</tr>
<tr>
<td width="49%"><font face="Arial, Helvetica, sans-serif" size="-1">
Finding
String Length - using <b>strlen()</b></font></td>
<td width="51%"><font face="Arial, Helvetica, sans-serif" size="-1">
<?php
$string_length = strlen($whole name);
echo "the length of the name is <b>" . $string_length . "</b>";
?>
</font></td>
</tr>
<tr>
<td width ="49%"><font face="Arial, Helvetica, sans-serif" size="-1">Getting part of a String - using <b>strstr()</b></font></td>
<td width="51%"><font face="Arial, Helvatica, sans-serif" size="-1">
<?php
$part_after_space = strstr($whole_name, " ");
echo "The part of the string after the space is <b>" . $part_after_space . "</b>";
?>
</font></td>
</tr>
<tr>
<td width="49%"><font face="Arial, Helvetica, sans-serif" size="-1">Finding Position of Part of a String - using <b>strpos()</b></font></td>
<td width="51%"><font face="Arial, Helvetica, sans-serif" size="-1">
<?php
$letter_position = strpos($whole_name, "o");
echo "The position of the letter "o" is <b>" . $letter_position . "</br>";
?>
</font></td>
</tr>
<tr>
<td width="49%"><font face="Arial, Helvetica, sans-serif" size="-1">Return a character based on an ASCII value - using <b>chr()</b></font></td>
<td width="51%"><font face="Arial, Helvetica, sans-serif" size="-1">
<?php
$ascii_character_returned = chr(97);
echo "The character corresponding to ASCII decimal value 97 is <b>" . $ascii_character_returned . "</b>";
?>
</font></td>
</tr>
</table>
</body>
</html>