PHP/String/strtok
Содержание
Dividing a String into Tokens with strtok()
<source lang="html4strict">
<?php <html> <head> <title>Dividing a string into tokens with strtok()</title> </head> <body>
<?php $test = "php?id=353&sec=44&user=harry&context=php"; $delims = "?&"; $word = strtok( $test, $delims ); while ( is_string( $word ) ) {
if ( $word ) {
print "$word
";
}
$word = strtok( $delims );
} ?>
</body> </html>
</source>
strtok() function performs a similar task to explode()
<source lang="html4strict">
<?php $anemail = "l@b.ca"; $thetoken = strtok ($anemail, "@"); while ($thetoken){
echo $thetoken . "
"; $thetoken = strtok ("@");
} ?>
</source>
strtok() function tokenizes string, using the characters specified in tokens.
<source lang="html4strict">
Its syntax is: string strtok (string string, string tokens) <? $info = "WJ asdf asdf sdf"; // delimiters include colon (:), vertical bar (|), and comma (,) $tokens = ":|,"; $tokenized = strtok($info, $tokens); while ($tokenized) :
echo "Element = $tokenized
"; $tokenized = strtok ($tokens);
endwhile; ?>
</source>
strtok.php
<source lang="html4strict">
<?php
$info = "this:is|a,test.";
$tokens = ":|,";
$tokenized = strtok($info, $tokens);
while ($tokenized) {
echo "Element = $tokenized
";
$tokenized = strtok($tokens);
}
?>
</source>
