Home Backend Development PHP Tutorial Let json_encode not automatically escape slash '/' in PHP

Let json_encode not automatically escape slash '/' in PHP

Mar 01, 2017 pm 04:29 PM

前言

最近将使用爬虫爬取的链接保存到 mysql 数据库中时,发现我将链接使用 json_encode 保存时候,在数据库中却显示了转义字符,我并不需要这转义的,看起来不清晰而且占用存储空间。

后来发现在默认的情况之下使用 json_encode 对数组进行 json 格式的转换时候会自动的将数据中含有斜杠的字符串进行转义,但是我们往往有的时候不需要药对它们进行转义的,本文说说如何使用 json_encode 不自动转义斜杠。

对于如下数组 $a,现有两种办法解决:

$a = array(
 'http://www.baidu.com',
 'http://www.baidu.com',
 'http://www.baidu.com',
 'http://www.baidu.com',
 'http://www.baidu.com'
);
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其一,正则替换:

$a = str_replace("\\/", "/", json_encode($a));
var_dump($a);
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其二,若 php 版本是 5.4 及以上的话:

var_dump(json_encode($a,JSON_UNESCAPED_SLASHES));
Copy after login

更多PHP中让json_encode不自动转义斜杠“/”相关文章请关注PHP中文网!

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