(PHP 8 >= 8.4.0)
mb_ltrim — Strip whitespace (or other characters) from the beginning of a string
Performs a multi-byte safe ltrim() operation. Strip whitespace (or other characters) from the beginning of a string.
Without the second parameter, mb_ltrim() 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.
string
characters
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.
This function returns a string with whitespace stripped from the
beginning of string
.