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📜  php 单引号 vs 双引号 - PHP 代码示例

📅  最后修改于: 2022-03-11 14:54:04.255000             🧑  作者: Mango

代码示例1
$s = "dollars";
echo 'This costs a lot of $s.'; // This costs a lot of $s.
echo "This costs a lot of $s."; // This costs a lot of dollars.