php按单词截取字符串的方法

180it 2020-02-19 PM 1624℃ 0条

本文实例讲述了php按单词截取字符串的方法。分享给大家供大家参考。具体分析如下:

这里指定字符串和单词数量进行截取
代码代码如下:
<?php
function limit_words($string, $word_limit)
{

$words = explode(" ",$string);
return implode(" ",array_splice($words,0,$word_limit));

}
//Example Usage
$content = "Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum.";
echo limit_words($content,20);
?>

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php按单词截取字符串的方法