Php/docs/function.mb-strstr

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mb_strstr

(PHP 5 >= 5.2.0, PHP 7)

mb_strstrFinds first occurrence of a string within another


Description

mb_strstr ( string $haystack , string $needle [, bool $before_needle = FALSE [, string $encoding = mb_internal_encoding() ]] ) : string

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


Parameters

haystack
The string from which to get the first occurrence of needle
needle
The string to find in haystack
before_needle
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 (excluding needle). If set to FALSE, it returns all of haystack from the first occurrence of needle to the end (including needle).
encoding
Character encoding name to use. If it is omitted, internal character encoding is used.


Return Values

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


See Also

  • stristr() - Case-insensitive strstr
  • strstr() - Find the first occurrence of a string
  • mb_stristr() - Finds first occurrence of a string within another, case insensitive