IntlChar::isblank

(PHP 7)

IntlChar::isblank — Check if code point is a "blank" or "horizontal space" character

public static IntlChar::isblank ( mixed $codepoint ) : bool

Determines whether the specified code point is a "blank" or "horizontal space", a character that visibly separates words on a line.

The following are equivalent definitions:

true for Unicode White_Space characters except for "vertical space controls" where "vertical space controls" are the following characters: U+000A (LF) U+000B (VT) U+000C (FF) U+000D (CR) U+0085 (NEL) U+2028 (LS) U+2029 (PS)
true for U+0009 (TAB) and characters with general category "Zs" (space separators) except Zero Width Space (ZWSP, U+200B).

codepoint: Valoarea codepoint de tip integer (de ex. 0x2603 pentru U+2603 SNOWMAN) sau caracterul codificat ca string în UTF-8 (de ex. "\u{2603}")

Returns true if codepoint is either a "blank" or "horizontal space" character, false if not.

Example #1 Testarea diferitor code points


<?php
var_dump(IntlChar::isblank("A"));
var_dump(IntlChar::isblank(" "));
var_dump(IntlChar::isblank("\t"));
?>

Exemplul de mai sus va afișa:

bool(false)
bool(true)
bool(true)

IntlChar::isspace() - Check if code point is a space character
IntlChar::isJavaSpaceChar() - Check if code point is a space character according to Java
IntlChar::isUWhiteSpace() - Check if code point has the White_Space Unicode property
IntlChar::isWhitespace() - Check if code point is a whitespace character according to ICU

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