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PHP显示关键字前后X个单词
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互联网集市收集整理的这篇技术教程文章主要介绍了PHP显示关键字前后X个单词,小编现在分享给大家,供广大互联网技能从业者学习和参考。文章包含1002字,纯文字阅读大概需要2分钟。
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$search = "want"; //搜寻的关键字$content = "There are moments in life when you miss someone so much that you just want to pick them from your dreams and hug them for real! Dream what you want to dream;go where you want to go;be what you want to be,because you have only one life and one chance to do all the things you want to do"; //如何搜寻出 "want" 所在段落前后30个字符//单词不能被拆分//内容里出现多个“want” 只搜最前一个
回复讨论(解决方案)
$search = "want"; //搜寻的关键字$content = "There are moments in life when you miss someone so much that you just want to pick them from your dreams and hug them for real! Dream what you want to dream;go where you want to go;be what you want to be,because you have only one life and one chance to do all the things you want to do";$search = preg_quote($search);preg_match("/\b.{1,30}{$search}.{1,30}\b/", $content, $m);echo $m[0];
someone so much that you just want to pick them from your dreams
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