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

   stackoverflow.com › questions › 15305278

   Although if you're asking if a particular substring exists in that string, you can use strpos() to do that: if (strpos($a, 'some text') !== false) { echo 'text'; } Share

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

   www.php.net › manual › en

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   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. Parameters ¶. haystack. The string to search in. needle. The substring to search for in the haystack. Return Values ¶.

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

   www.w3schools.com › PHP › func_string_substr

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   Definition and Usage. The substr () function returns a part of a string. Syntax. substr (string,start,length) Parameter Values. Technical Details. More Examples. Example. Using the start parameter with different positive and negative numbers: <?php. echo substr ("Hello world",10)."<br>"; echo substr ("Hello world",1)."<br>";

4. stackoverflow.com › questions › 4366730php - How do I check if a string contains a specific word ...

   stackoverflow.com › questions › 4366730

   Dec 6, 2010 · strpos finds the position of the first occurrence of a case-sensitive substring in a string. stripos finds the position of the first occurrence of a case-insensitive substring in a string. myFunction($haystack, $needle) === FALSE ?

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

   www.php.net › manual › en

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   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. Find the numeric position of the first occurrence of needle in the haystack string. Parameters. haystack. The string to search in. needle. The string to search for.

6. 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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   The substr() function accepts a string and returns a substring from the string. Here’s the syntax of the substr() function: substr ( string $string , int $offset , int| null $length = null ) : string Code language: PHP (php) In this syntax: $string is the input string.

7. People also ask

   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 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 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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   What is a substring in JavaScript?

   • $string is the input string. $offset is the position at which the function begins to extract the substring. $length is the number of characters to include in the substring. If you omit the $length argument, the substr() function will extract a substring from the $offset to the end of the $string.

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

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

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

   www.php.net › manual › en

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   String Functions. Change language: 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. Parameters ¶. string. The input string. offset.