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Nikita Popov
aba0ee71b2
Return "0000" instead of false to have a consistent return type.
"0000" is already a possible return value if the string doesn't
contain any letters, such as with soundex(" "). We can treat the
case of soundex("") exactly the same.
52 lines
733 B
PHP
52 lines
733 B
PHP
--TEST--
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soundex() tests
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--FILE--
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<?php
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var_dump(soundex(""));
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var_dump(soundex(-1));
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$array = array(
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"From",
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"that",
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"time",
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"on",
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"Sam",
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"thought",
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"that",
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"he",
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"sensed",
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"a",
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"change",
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"in",
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"Gollum",
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"again.",
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"He was more fawning and would-be friendly; but Sam surprised some strange looks in his eyes at times, especially towards Frodo."
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);
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foreach ($array as $str) {
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var_dump(soundex($str));
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}
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echo "Done\n";
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?>
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--EXPECT--
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string(4) "0000"
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string(4) "0000"
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string(4) "F650"
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string(4) "T300"
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string(4) "T500"
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string(4) "O500"
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string(4) "S500"
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string(4) "T230"
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string(4) "T300"
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string(4) "H000"
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string(4) "S523"
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string(4) "A000"
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string(4) "C520"
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string(4) "I500"
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string(4) "G450"
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string(4) "A250"
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string(4) "H256"
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Done
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