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PHP 错误之引号中使用变量_PHP

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Release: 2016-06-01 12:23:53
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当看到错误提示
syntax error, unexpected T_ENCAPSED_AND_WHITESPACE, expecting T_STRING or T_VARIABLE or T_NUM_STRING
这个提示,是提示变量使用的问题。
而我出现的是,语句中使用了数组,导致失败。下面看看失败的代码;
echo "我是数组,$n['x']";
?>
这样即时双引号是可以解析变量的,但是素组这样的,写法是没办法解析。修改成下面就可以了!
echo "我是数组,{$n['x']}";
?>
加上花括号{}可以让语句识别这里面是动态的。

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