mb_strrichr Finds the last occurrence of a character in a string within another, case insensitive


mb_strrichr

(PHP 5 >= 5.2.0)

mb_strrichrFinds the last occurrence of a character in a string within another, case insensitive

说明

string mb_strrichr ( string $haystack , string $needle [, bool $part = false [, string $encoding ]] )

mb_strrichr() finds the last occurrence of needle in haystack and returns the portion of haystack. Unlike mb_strrchr(), mb_strrichr() is case-insensitive. If needle is not found, it returns FALSE.

参数

haystack

The string from which to get the last 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 last occurrence of needle. If set to FALSE, it returns all of haystack from the last occurrence of needle to the end,

encoding

Character encoding name to use. If it is omitted, internal character encoding is used.

返回值

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

参见

  • mb_stristr() - Finds first occurrence of a string within another, case insensitive
  • mb_strrchr() - Finds the last occurrence of a character in a string within another


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