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1. www.php.net › manual › enPHP: str_contains - Manual

   www.php.net › manual › en

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   str_contains (PHP 8) str_contains — Determine if a string contains a given substring. Description ¶. str_contains (string $haystack, string $needle): bool. Performs a case-sensitive check indicating if needle is contained in haystack. The substring to search for in the haystack. Returns true if needle is in haystack, false otherwise. Examples ¶.

   • Strncasecmp

     Strncasecmp - PHP: str_contains - Manual

   • Soundex

     Soundex - PHP: str_contains - Manual

   • Strpbrk

     Strpbrk - PHP: str_contains - Manual

   • Hebrev

     Hebrev - PHP: str_contains - Manual

2. www.w3schools.com › PHP › func_string_substrPHP substr() Function - W3Schools

   www.w3schools.com › PHP › func_string_substr

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   Learn how to use the substr() function to return a part of a string in PHP. See syntax, parameters, examples, and technical details of this string function.

3. stackoverflow.com › questions › 15305278php - How to check if a string contains a specific text ...

   stackoverflow.com › questions › 15305278

   If you need to know if a word exists in a string you can use this. As it is not clear from your question if you just want to know if the variable is a string or not. Where 'word' is the word you are searching in the string. or use the is_string method.

4. www.php.net › manual › enPHP: strpos - Manual

   www.php.net › manual › en

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   PHP Manual Function Reference Text Processing Strings String Functions. Change language: strpos (PHP 4, PHP 5, PHP 7, PHP 8) strpos — Find the position of the first occurrence of a substring in a string. Description. strpos (string $haystack, string $needle, int $offset = 0): int | false.

5. www.phptutorial.net › php-tutorial › php-substrPHP substr (): How to Extract a Substring from a String

   www.phptutorial.net › php-tutorial › php-substr

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   Learn how to use the PHP substr() function to get a substring from a string, with examples and syntax. Also, learn how to use the mb_substr() function for non-ASCII characters.

6. www.phptutorial.net › php-tutorial › php-strposPHP strpos() Function: locating a substring within a string

   www.phptutorial.net › php-tutorial › php-strpos

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   In this tutorial, you'll learn how to use the PHP strpos () function to get the index of the first occurrence of a substring in a string.

7. People also ask

   How to check if a string contains a substring in PHP?

   • In PHP, the best way to verify if a string contains a certain substring, is to use a simple helper function like this: return $caseSensitive ? (strpos($haystack, $needle) === FALSE ? FALSE : TRUE): (stripos($haystack, $needle) === FALSE ? FALSE : TRUE); strpos finds the position of the first occurrence of a case-sensitive substring in a string.

   php - How do I check if a string contains a specific word? - Stack Overfl…

   stackoverflow.com/questions/4366730/how-do-i-check-if-a-string-contains-a-specific-word

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   How do I find the first occurrence of a substring in PHP?

   • strpos — Find the position of the first occurrence of a substring in a string Find the numeric position of the first occurrence of needle in the haystack string. The string to search for. Prior to PHP 8.0.0, if needle is not a string, it is converted to an integer and applied as the ordinal value of a character.

   PHP: strpos - Manual

   www.php.net/manual/en/function.strpos.php

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   How to extract a substring from a string in PHP?

   • return mb_substr($string, $start, $length, 'UTF-8'); Use the PHP substr() function to extract a substring from a string. Use the negative offset to extract a substring from the end of the string. The last character in the input string has an index of -1. Use the negative length to omit a length number of characters in the returned substring.

   PHP substr(): How to Extract a Substring from a String - PHP Tutorial

   www.phptutorial.net/php-tutorial/php-substr/

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   How to determine if a string contains another string in PHP?

   • To determine whether a string contains another string you can use the PHP function strpos(). echo "$haystack contains $needle"; CAUTION:

   php - How do I check if a string contains a specific word? - Stack Overfl…

   stackoverflow.com/questions/4366730/how-do-i-check-if-a-string-contains-a-specific-word

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8. www.php.net › manual › enPHP: substr - Manual

   www.php.net › manual › en

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   substr (PHP 4, PHP 5, PHP 7, PHP 8) substr — Return part of a string. Description ¶. substr (string $string, int $offset, ? int $length = null): string. Returns the portion of string specified by the offset and length parameters. The input string.