PHP Conference Japan 2024

mb_rtrim

(PHP 8 >= 8.4.0)

mb_rtrimStrip whitespace (or other characters) from the end of a string

Descripción

mb_rtrim(string $string, ?string $characters = null, ?string $encoding = null): string

Performs a multi-byte safe rtrim() operation, and returns a string with whitespace (or other characters) stripped from the end of string.

Without the second parameter, mb_rtrim() will strip these characters:

  • " " (Unicode U+0020), an ordinary space.
  • "\t" (Unicode U+0009), a tab.
  • "\n" (Unicode U+000A), a new line (line feed).
  • "\r" (Unicode U+000D), a carriage return.
  • "\0" (Unicode U+0000), the NUL-byte.
  • "\v" (Unicode U+000B), a vertical tab.
  • "\f" (Unicode U+000C), a form feed.
  • "\u00A0" (Unicode U+00A0), a NO-BREAK SPACE.
  • "\u1680" (Unicode U+1680), a OGHAM SPACE MARK.
  • "\u2000" (Unicode U+2000), a EN QUAD.
  • "\u2001" (Unicode U+2001), a EM QUAD.
  • "\u2002" (Unicode U+2002), a EN SPACE.
  • "\u2003" (Unicode U+2003), a EM SPACE.
  • "\u2004" (Unicode U+2004), a THREE-PER-EM SPACE.
  • "\u2005" (Unicode U+2005), a FOUR-PER-EM SPACE.
  • "\u2006" (Unicode U+2006), a SIX-PER-EM SPACE.
  • "\u2007" (Unicode U+2007), a FIGURE SPACE.
  • "\u2008" (Unicode U+2008), a PUNCTUATION SPACE.
  • "\u2009" (Unicode U+2009), a THIN SPACE.
  • "\u200A" (Unicode U+200A), a HAIR SPACE.
  • "\u2028" (Unicode U+2028), a LINE SEPARATOR.
  • "\u2029" (Unicode U+2029), a PARAGRAPH SEPARATOR.
  • "\u202F" (Unicode U+202F), a NARROW NO-BREAK SPACE.
  • "\u205F" (Unicode U+205F), a MEDIUM MATHEMATICAL SPACE.
  • "\u3000" (Unicode U+3000), a IDEOGRAPHIC SPACE.
  • "\u0085" (Unicode U+0085), a NEXT LINE (NEL).
  • "\u180E" (Unicode U+180E), a MONGOLIAN VOWEL SEPARATOR.

Parámetros

string
The input string.
characters
Optionally, the stripped characters can also be specified using the characters parameter. Simply list all characters that need to be stripped.
encoding

El parámetro encoding es la codificación de caracteres. Si es omitido, será usado el valor de la codificación de caracteres interna.

Valores devueltos

Returns the modified string.

Ver también

  • mb_trim() - Strip whitespace (or other characters) from the beginning and end of a string
  • mb_ltrim() - Strip whitespace (or other characters) from the beginning of a string
  • rtrim() - Retira los espacios en blanco (u otros caracteres) del final de un string
add a note

User Contributed Notes

There are no user contributed notes for this page.
To Top