$text = my dog's name is angus.;
//print angus
print(substr($text, 17, 5).);//取出子串
?>
//切开字串
// create a demo string
$line = leon\tatkinson\tleon@clearink.com;
// loop while there are still tokens
for($token = strtok($line, \t);
$token != ;
$token = strtok(\t))
{
print(token: $token
\n);
}
?>
//传回字串中某字串开始处至结束的字串
$text = although this is string, it's not very long.;
print(.strstr($text, ,));
?>