(PHP 7, PHP 8)
IntlChar::isspace — Check if code point is a space character
public static IntlChar::isspace(int|string $codepoint): ?bool
Determines if the specified character is a space character or not.
Returns true if codepoint is a space character, false if not. Returns null on failure.
Example #1 Testing different code points
<?php
var_dump(IntlChar::isspace("A"));
var_dump(IntlChar::isspace(" "));
var_dump(IntlChar::isspace("\n"));
var_dump(IntlChar::isspace("\t"));
var_dump(IntlChar::isspace("\u{00A0}"));
?> The above example will output:
bool(false) bool(true) bool(true) bool(true) bool(true)
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https://www.php.net/manual/en/intlchar.isspace.php