Finds first occurrence of a string within another, case insensitive (original) (raw)

mb_stristr

(PHP 5 >= 5.2.0, PHP 7)

mb_stristr — Finds first occurrence of a string within another, case insensitive

Description

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

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_strstr() - Finds first occurrence of a string within another