Reference - PAD functions - truncate

<?php

  $intro = 'The quick brown fox jumps over the lazy dog, twice before breakfast';
  $title = 'Crème Brûlée & Co.';
  $size  = 3221225472;
  $quote = 'it\'s </script>';

?>

<p>{$intro | truncate(30)}</p>
<p>?page={$title | slug}</p>
<p>{$size | bytes}</p>
<p>{$quote | escape('js')}</p>

<?php

  $items = [ [ 'name' => 'Zoë' ], [ 'name' => 'Tom & Jerry' ], [ 'name' => "O'Neil" ] ];

?>

1[{items}{$name} {/items | upper}] 2[{items}{$name} {/items | truncate(8)}] 3[{items}{$name} {/items | left(4)}]

<?php

  $flag = "\u{1F1F3}\u{1F1F1} NL";
  $nfd  = "e\u{0301}cole";
  $fam  = "a\u{1F468}\u{200D}\u{1F469}\u{200D}\u{1F467}";

?>

[{echo $flag | left(1) | php:bin2hex(@)}][{echo $nfd | left(1) | php:bin2hex(@)}][{echo $fam | right(1) | php:bin2hex(@)}][{echo $nfd | mid(2, 2)}][{echo $flag | max_len(1) | php:bin2hex(@)}][{echo $nfd | substr(1)}][{echo $nfd | truncate(3, '.') | php:bin2hex(@)}]

<?php

  // Past 4096 bytes right() and substr() from the end read a window at the end of the text,
  // not the whole of it: a run of flags, whose pairs count from the run's start, and an
  // accent written apart must come out whole there too.

  $flags  = str_repeat ( "\u{1F1F3}\u{1F1F1}", 3001 );
  $accent = str_repeat ( "e\u{0301}", 3000 ) . "ab";

?>

[{echo $flags | right(1) | php:bin2hex(@)}][{echo $flags | substr(-2, 1) | php:bin2hex(@)}][{echo $accent | right(3) | php:bin2hex(@)}][{echo $accent | mid(3000, 1) | php:bin2hex(@)}][{echo $accent | truncate(3, '') | php:bin2hex(@)}]

[{echo 'The quick brown fox jumps over the lazy dog' | truncate(20)}][{echo 'Short' | truncate(20)}][{echo 'Supercalifragilistic' | truncate(10)}][{echo 'one two three' | truncate(9, '...')}]

<?php

  // The secret of maintenance mode is asked as ?<secret>: the name of a page every visitor
  // asks gave all of them the cookie, and one no address can ask locked its developer out.

  $secrets = [];

  foreach ( [ 'letmein', 'guestbook', 'todo', 'index', 'a', 'a b c d e', 'x&y12345', str_repeat ( 'k', 65 ) ] as $one )
    $secrets [] = [ 'secret' => $one, 'valid' => padMaintenanceSecretValid ( 'demo', $one ) ? 'yes' : 'no' ];

?>

{secrets}{$secret | truncate(9)}: {$valid}; {/secrets}

<?php

  // The lenient walk: a list where a pipe function wants a value as its parameter is empty.

  $padCheckSyntax = FALSE;

?>

1[{echo 'abc' | contains(['a'])}] 2[{echo 'abc' like ['a']}] 3[{echo 'abc' | matches(['a'])}] 4[{echo 'abc' | after(['a'])}] 5[{echo 'abc' | left([1])}] 6[{echo 'abc' | truncate([2])}] 7[{echo 'abc' | escape(['js'])}] 8[{echo 'b' | between(['a'], 'z')}]