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102 lines
2.1 KiB
102 lines
2.1 KiB
--TEST--
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Inc/dec various strings
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--FILE--
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<?php
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echo "Using increment:\n";
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$values = [
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'',
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' ',
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// Numeric-ish values
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'0',
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'15.5',
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'1e10',
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// Alphanumeric values
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'199A',
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'A199',
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'199Z',
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'Z199',
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// Strings
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'Hello world',
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'🐘'
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];
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foreach ($values as $value) {
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echo "Initial value:";
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var_dump($value);
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$value++;
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echo "Result value:";
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var_dump($value);
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}
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echo "Using decrement:\n";
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$values = [
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'',
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' ',
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// Numeric-ish values
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'0',
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'15.5',
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'1e10',
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// Alphanumeric values
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'199A',
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'A199',
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'199Z',
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'Z199',
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// Strings
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'Hello world',
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'🐘'
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];
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foreach ($values as $value) {
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echo "Initial value:";
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var_dump($value);
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$value--;
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echo "Result value:";
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var_dump($value);
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}
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?>
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--EXPECTF--
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Using increment:
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Initial value:string(0) ""
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Result value:string(1) "1"
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Initial value:string(1) " "
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Result value:string(1) " "
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Initial value:string(1) "0"
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Result value:int(1)
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Initial value:string(4) "15.5"
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Result value:float(16.5)
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Initial value:string(4) "1e10"
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Result value:float(10000000001)
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Initial value:string(4) "199A"
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Result value:string(4) "199B"
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Initial value:string(4) "A199"
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Result value:string(4) "A200"
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Initial value:string(4) "199Z"
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Result value:string(4) "200A"
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Initial value:string(4) "Z199"
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Result value:string(4) "Z200"
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Initial value:string(11) "Hello world"
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Result value:string(11) "Hello worle"
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Initial value:string(4) "🐘"
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Result value:string(4) "🐘"
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Using decrement:
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Initial value:string(0) ""
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Result value:int(-1)
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Initial value:string(1) " "
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Result value:string(1) " "
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Initial value:string(1) "0"
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Result value:int(-1)
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Initial value:string(4) "15.5"
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Result value:float(14.5)
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Initial value:string(4) "1e10"
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Result value:float(9999999999)
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Initial value:string(4) "199A"
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Result value:string(4) "199A"
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Initial value:string(4) "A199"
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Result value:string(4) "A199"
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Initial value:string(4) "199Z"
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Result value:string(4) "199Z"
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Initial value:string(4) "Z199"
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Result value:string(4) "Z199"
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Initial value:string(11) "Hello world"
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Result value:string(11) "Hello world"
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Initial value:string(4) "🐘"
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Result value:string(4) "🐘"
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