Php 避免在多字符HTML特殊字符中间剥离MbStruthWistHe（）的最佳实践

我有一个在博客中被截断的标题字符串，通过PHP内置函数mb_strimwidth（）总体上运行良好

然后突然，用户在相关网站上发布了一篇帖子，标题中包含了一个撇号

撇号被输出为'，问题是在这个特殊示例中，标题字符串的字符长度正好位于这个7字符撇号特殊chr的中间

所以这个标题最终出现在网站上，就像

这是一个测试标题，向您展示撇号是如何被插入的 一半R

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是否有一种策略可以在避免这种情况的同时仍然使用mb_strimwidth（）

您的数据不包含实际的

”

，它包含实体字符串表示形式

’。如果希望
mb_strimwidth（）
关心它，则需要将其从实体表示转换回。或者，在理想情况下，首先采取措施确保源数据中没有意外的实体表示。[见：]

输出：

string(89) "This is a test title to show you how the apostrophe was being cut in half ’ oh noes"
string(78) "This is a test title to show you how the apostrophe was being cut in half &#82"
string(85) "This is a test title to show you how the apostrophe was being cut in half ’ oh noes"
string(80) "This is a test title to show you how the apostrophe was being cut in half ’ oh"

string(89) "This is a test title to show you how the apostrophe was being cut in half ’ oh noes"
string(78) "This is a test title to show you how the apostrophe was being cut in half &#82"
string(85) "This is a test title to show you how the apostrophe was being cut in half ’ oh noes"
string(80) "This is a test title to show you how the apostrophe was being cut in half ’ oh"