{$split_words=explode( " " ,$words);foreach($split_wordsas$word) {$color= "#4285F4";$text=preg_replace("|($word)|Ui" , "$1" ,$text); }return$text; } 语法: <?php$string= "I like chocolates and I like apples";$words= "apple";echohighlighter_text($string,$words);?> 3....
如何使用PHP正则表达式从字符串中删除每个数字前面的新行字符? Example: $message = " My Number is \n 0\n 7\n 8\n 9\n Come Home\n " 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+', '', $...
Preg_replace() takes a regex as its first parameter, what it should replace each match with as parameter two, and the string to work with as the third parameter. The second parameter is plain text, but can contain $n to insert the text matched by part n of your regex rule. Unless ...
在本例中,它应该更改为My name is Geor - 123123123 您可以简单地从字符串末尾的偏移量替换字符串的部分(-1 2-9表示数字,3表示空格、连字符和空格) So $string = 'My name is George 123123123'; $string = substr_replace($string, ' - ', -12, 3); echo $string; gives My name is Geor - 12...
$regex = "/([a-zA-Z]+) (\d+)/"; $new_string = preg_replace($regex, "$2 of $1", "June 24"); // The string returned is either the same input string if the // regex does not match, or the transformed string. // This prints "24 of June" echo $new_string; Links For...
自PHP 5.3.0起,POSIX 正则表达式扩展被废弃。在 POSIX 正则和 PCRE 正则之间有一些不同,本页列出了在转向PCRE 时最显著的需要知道的不同点。 PCRE 函数需要模式以分隔符闭合。 不像POSIX,PCRE 扩展没有专门用于大小写不敏感匹配的函数。取而代之的是,支持使用i(PCRE_CASELESS)模式修饰符完成同样的工作。 其他...
Laravel is a PHP web application framework with expressive, elegant syntax. We’ve already laid the foundation — freeing you to create without sweating the small things.
1 The preg_match() function searches string for pattern, returning true if pattern exists, and false otherwise. 2preg_match_all() The preg_match_all() function matches all occurrences of pattern in string. 3preg_replace() The preg_replace() function operates just like ereg_replace(), excep...
If your HTTP request contains "nested" parameters, you may specify them in your validation rules using "dot" syntax:1$request->validate([ 2 'title' => 'required|unique:posts|max:255', 3 'author.name' => 'required', 4 'author.description' => 'required', 5]);...
xcache add more type fixes + fix phpdoc syntax Dec 21, 2020 xdebug update stubs Aug 26, 2024 xdiff csfixer + format function Aug 15, 2021 xhprof batch update of all stubs with defined code style Mar 17, 2021 xlswriter [phpstorm-stubs] replace deprecated cs-fixer rule with a modern one...