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<?php | |
function safe_truncate_text($text, $lenght) | |
{ | |
$trailingDots = ''; | |
$truncatedText = substr($text . ' ', 0, $lenght); | |
if (strlen($text) > $lenght) | |
{ | |
$truncatedText = preg_replace('/ [^ ]+$/', '', ' ' . $truncatedText); | |
$truncatedText = trim($truncatedText); | |
$trailingDots = !empty($truncatedText) ? '...' : ''; | |
} | |
return $truncatedText . $trailingDots; | |
} | |
/// TEST | |
$text = "Text Text Text Text Text "; | |
$t->is(safe_truncate_text($text, 10), 'Text Text...'); | |
$t->is(safe_truncate_text($text, 1), ''); | |
$t->is(safe_truncate_text($text, 12), 'Text Text...'); | |
$t->is(safe_truncate_text($text, 15), 'Text Text Text...'); | |
$t->is(safe_truncate_text('The quick', 2), ''); | |
$t->is(safe_truncate_text('The quick', 4), 'The...'); | |
$t->is(safe_truncate_text('The quick', 6), 'The...'); | |
$t->is(safe_truncate_text('The quick', 9), 'The quick...'); // Fail: I don't think that an undersized string when truncated has the trailing dots |
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