📄 15-1.php3
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<?
// Begin HTML document
print("<HTML>\n");
// Begin head
print("<HEAD>\n");
print("<TITLE>");
print("Figure 15-1: Tokenizing a sentence");
print("</TITLE>\n");
print("</HEAD>\n");
// Begin body
print("<BODY>\n");
/*
** If submitted a sentence, parse it
*/
if(isset($sentence))
{
print("<B>Submitted text:</B>");
print("$sentence<BR><BR>\n");
$separators = " ";
//get each token
for($token = strtok($sentence, $separators);
$token;
$token = strtok($separators))
{
// count each word
$word_count[$token]++;
$total++;
}
//sort array
arsort($word_count);
print("<B>$total Words Found</B>\n");
print("<UL>\n");
while(list($key, $value) = each($word_count))
{
print("<LI>$key ($value)\n");
}
print("</UL>\n");
}
print("<FORM ACTION=\"15-1.php3\" METHOD=\"post\">\n");
print("<INPUT NAME=\"sentence\" SIZE=\"40\">\n");
print("<INPUT TYPE=\"submit\" VALUE=\"Parse\">\n");
print("</FORM>\n");
print("</BODY>\n");
// End HTML document
print("</HTML>\n");
?>
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