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f759936591
This is part 1 of the 'Saner Numeric Strings' RFC: https://wiki.php.net/rfc/saner-numeric-strings
60 lines
1.2 KiB
PHP
60 lines
1.2 KiB
PHP
--TEST--
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Acceptance of whitespace in numeric strings
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--FILE--
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<?php
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$strings = [
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"123",
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"123 ",
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"123 \t\n\r\v\f",
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" 123",
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" \t\n\r\v\f123",
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" 123 ",
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" \t\n\r\v\f123 \t\n\r\v\f",
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"123.0",
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"123.0 ",
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"123.0 \t\n\r\v\f",
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" 123.0",
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" \t\n\r\v\f123.0",
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" 123.0 ",
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" \t\n\r\v\f123 \t\n\r\v\f",
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"123e0",
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"123e0 ",
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"123e0 \t\n\r\v\f",
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" 123e0",
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" \t\n\r\v\f123e0",
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" 123e0 ",
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" \t\n\r\v\f123e0 \t\n\r\v\f"
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];
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function takes_integer(int $i) {
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\assert($i === 123);
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}
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function takes_float(float $f) {
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\assert($f === 123.0);
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}
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foreach ($strings as $string) {
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\assert($string == 123);
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$num = +$string;
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\assert($num == 123);
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takes_integer($string);
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takes_float($string);
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\assert(\intdiv($string, 1) === 123);
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\assert(\is_numeric($string));
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$incremented = $string;
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++$incremented;
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\assert(\is_int($incremented) || \is_float($incremented));
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\assert($incremented == 124);
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$decremented = $string;
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--$decremented;
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\assert(\is_int($decremented) || \is_float($decremented));
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\assert($decremented == 122);
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}
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echo "OK!", PHP_EOL;
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?>
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--EXPECT--
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OK!
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