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b31a5b2731
Closes GH-12339
83 lines
1.2 KiB
PHP
83 lines
1.2 KiB
PHP
--TEST--
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str_decrement(): Decrementing various strings
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--FILE--
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<?php
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$strictlyAlphaNumeric = [
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"Az",
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"aZ",
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"A9",
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"a9",
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// Carrying values until the beginning of the string (no underflow)
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"Za",
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"zA",
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"Z0",
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"z0",
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// Underflow, removing leading character
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"Aa",
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"aA",
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"A0",
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"a0",
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"10",
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"1A",
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"1a",
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"10a",
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// string interpretable as a number in scientific notation
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"5e6",
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// Interned strings
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"d",
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"D",
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"4",
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"1",
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];
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foreach ($strictlyAlphaNumeric as $s) {
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var_dump(str_decrement($s));
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var_dump($s);
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}
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?>
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--EXPECT--
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string(2) "Ay"
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string(2) "Az"
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string(2) "aY"
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string(2) "aZ"
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string(2) "A8"
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string(2) "A9"
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string(2) "a8"
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string(2) "a9"
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string(2) "Yz"
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string(2) "Za"
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string(2) "yZ"
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string(2) "zA"
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string(2) "Y9"
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string(2) "Z0"
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string(2) "y9"
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string(2) "z0"
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string(1) "z"
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string(2) "Aa"
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string(1) "Z"
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string(2) "aA"
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string(1) "9"
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string(2) "A0"
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string(1) "9"
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string(2) "a0"
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string(1) "9"
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string(2) "10"
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string(1) "Z"
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string(2) "1A"
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string(1) "z"
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string(2) "1a"
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string(2) "9z"
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string(3) "10a"
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string(3) "5e5"
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string(3) "5e6"
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string(1) "c"
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string(1) "d"
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string(1) "C"
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string(1) "D"
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string(1) "3"
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string(1) "4"
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string(1) "0"
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string(1) "1"
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