PHP 将字符串修剪为特定长度并插入椭圆

Posted 2021-05-14

// Trims a string down to a certain length and inserts an ellipses if it was trimmed.
function cut($str, $len=30) {
	if (strlen($str) > $len) {
		return substr($str, 0, $len-2) . '&#133';
	} else {
		return $str;
	}
}