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String Functions

addcslashes addslashes bin2hex chop chr chunk_split convert_uudecode convert_uuencode count_chars crc32 crypt explode fprintf get_html_translation_table hebrev hex2bin html_entity_decode htmlentities htmlspecialchars htmlspecialchars_decode implode join lcfirst levenshtein localeconv ltrim md5 md5_file metaphone nl2br nl_langinfo number_format ord parse_str printf quoted_printable_decode quoted_printable_encode quotemeta rtrim setlocale sha1 sha1_file similar_text soundex sprintf sscanf str_contains str_decrement str_ends_with str_getcsv str_increment str_ireplace str_pad str_repeat str_replace str_rot13 str_shuffle str_split str_starts_with str_word_count strcasecmp strchr strcmp strcoll strcspn strip_tags stripcslashes stripos stripslashes stristr strlen strnatcasecmp strnatcmp strncasecmp strncmp strpbrk strpos strrchr strrev strripos strrpos strspn strstr strtok strtolower strtoupper strtr substr substr_compare substr_count substr_replace trim ucfirst ucwords utf8_decode utf8_encode vfprintf vprintf vsprintf wordwrap

substr

Supported Versions: PHP 4, PHP 5, PHP 7, PHP 8

Return part of a string

<?php substr(string $string, int $offset, ?int $length = null): string

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pcntl_sigtimedwait
Waits for signals, with a timeout
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similar_text
Calculate the similarity between two strings
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boolval
Get the boolean value of a variable
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curl_multi_close
Close a set of cURL handles
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imap_body
Read the message body
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mb_strpos
Find position of first occurrence of string in a string
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pg_send_prepare
Sends a request to create a prepared statement with the given parameters, without waiting for completion
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swoole_native_socket_bind
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Arr::prependKeysWith
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zend_version
Gets the version of the current Zend engine

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