linux - php - 语法中的@ at call function
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refer to :
https://www.geeksforgeeks.org/what-is-the-use-of-the-symbol-in-php/
@是为了防止不报错的。类似ruby中的rescue
例如
<?php
// Statement 1, PHP Notice: Undefined variable: hello.
$result= $hello['123']
// Statement 2
$result= @$hello['123']
?>
上面的代码中,下面的代码不会打印报错信息