mb_strstr

(PHP 5 >= 5.2.0)

mb_strstr — Finds first occurrence of a string within another

Descrição

string mb_strstr ( string $haystack , string $needle [, bool $part [, string $encoding ]] )

mb_strstr() finds the first occurrence of needle in haystack and returns the portion of haystack . If needle is not found, it returns FALSE.

Parâmetros

haystack: The string from which to get the first occurrence of needle
needle: The string to find in haystack
part: Determines which portion of haystack this function returns. If set to TRUE, it returns all of haystack from the beginning to the first occurrence of needle . If set to FALSE, it returns all of haystack from the first occurrence of needle to the end, Default value is FALSE.
encoding: Character encoding name to use. If it is omitted, internal character encoding is used.

Valor Retornado

Returns the portion of haystack , or FALSE if needle is not found.

Veja Também

stristr() - strstr sem diferenciar maiúsculas e minúsculas
strstr() - Encontra a primeira ocorrencia de uma string
mb_stristr() - Finds first occurrence of a string within another, case insensitive

add a note User Contributed Notes
mb_strstr

John from http://fullof.bs/
16-Jul-2009 04:49


To clarify, if $part is true, the string returned is from index zero up to, but not including, the first character of the matched substring.



<?php echo mb_strstr('abCDef','CD', true); // prints 'ab' ?>

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mb_strtolower

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Last updated: Fri, 13 Nov 2009