Bitcoin
涓哄彉閲忚缃粯璁ゅ笺 褰撳彉閲忔槸unset鎴栬卐mpty鐨勫瓧绗︿覆鏃讹紝榛樿鍊煎皢鏄剧ず銆 蹇呴』瑕佹湁涓涓弬鏁般
| 鍙傛暟椤哄簭 | 绫诲瀷 | 蹇呴夊弬鏁 | 榛樿鍊 | 璇存槑 |
|---|---|---|---|---|
| 1 | string | No | 鎺у埗 | 褰撳彉閲忎负绌烘椂杈撳嚭鐨勫 |
Example聽5.9.聽default
<?php
$smarty->assign('articleTitle', 'Dealers Will Hear Car Talk at Noon.');
$smarty->assign('email', '');
?>
妯℃澘锛
{$articleTitle|default:'no title'}
{$myTitle|default:'no title'}
{$email|default:'No email address available'}
杈撳嚭锛
Dealers Will Hear Car Talk at Noon. no title No email address available
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