var_dump($result2); } // Escape backreferences from string for use with regex function preg_escape_back($string) { // Replace $ with \$ and \ with \\ $string = preg_replace('#(?<!\\\)(\\$|\\\)#', '\\\$1', $string); return $string; } ?> randall...
EN我有一个php配置文件，其中包含一些用于存储设置的数组。对于开发人员来说，正则表达式是一个非常有用...
Delete($path);//This will delete images folder along with its contents.?> 2. 搜索和高亮字符串中的关键字 functionhighlighter_text($text,$words) {$split_words=explode( " " ,$words);foreach($split_wordsas$word) {$color= "#4285F4";$text=preg_replace("|($word)|Ui" , "$1" ,$text...
include php query-string regex <?php // 过滤QUERY_STRING $query_string = filter_input(INPUT_SERVER, 'QUERY_STRING', FILTER_SANITIZE_STRING); // 使用正则表达式过滤QUERY_STRING $query_string = preg_replace('/[^a-zA-Z0-9_\-\.\=\&\?\/]/', '', $query_string); // 输出过滤后的QUE...
Becomes: $message = " My number is\n 0789\n Come Home\n " 这就是我拥有的,但它删除了所有内容 $message = trim(preg_replace('\d+\s+', '', $message),'\n'); 本文支持英文版本,如需查看请点击这里! (查看英文版本获取更加准确信息)...
The regex above won't work when strlen($chars) == 0. I came up with this, admittedly pretty horrible-looking code, that is quite fast:<?phpfunction RemoveChars($string, $chars){ return isset($chars{0}) ? str_replace($chars{0}, "", strtr($string, $chars, str_pad($chars{0}, ...
preg_replace_callback_array() function returns a string or an array of strings in which matches of a set of regular expressions are replaced with the return value of a callback function. Note: For each string, the function evaluates the patterns in the order that they are given. The ...
preg_replace_callback() Given an expression and a callback, returns a string where all matches of the expression are replaced with the substring returned by the callback preg_replace_callback_array() Given an array associating expressions with callbacks, returns a string where all matches of ea...
1 222 222 2222 would still be valid as well (along with all of the other combinations.In my regex, I pull out the matches - not the exact string. So if someone were to forget a bracket, it wouldnt matter to the actual output as it is stripped from that match.So, if you put in...
preg_replace("/(<\/?)(\w+)([^>]*>)/e", "'\\1'.strtoupper('\\2').'\\3'", $html_body); ?> 这将使输入字符串中的所有 HTML 标记变成大写。 例子5. 将 HTML 转换成文本 <?php // $document 应包含一个 HTML 文档。 // 本例将去掉 HTML 标记,javascript 代码 ...