下面的代碼是錯(cuò)誤的,為什么?
<?php
$baz = array("value" => "foo");
echo "this is $baz['value'] !"; // this is foo !
?>
若改為
<?php
$baz = array("value" => "foo");
echo "this is {$baz['value']} !"; // this is foo !
?>
就可以.
字符串中的數(shù)組元素
慕田峪4524236
2019-03-15 04:24:11
