| @@ 17-32 (lines=16) @@ | ||
| 14 | * |
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| 15 | * @author Karsten J. Gerber <[email protected]> |
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| 16 | */ |
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| 17 | class IsIntegerString extends AbstractUnaryFunction |
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| 18 | { |
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| 19 | /** |
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| 20 | * @param mixed $input |
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| 21 | * |
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| 22 | * @return bool |
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| 23 | */ |
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| 24 | public function __invoke($input) |
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| 25 | { |
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| 26 | /** @noinspection TypeUnsafeComparisonInspection */ |
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| 27 | return is_string($input) |
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| 28 | && is_numeric($input) |
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| 29 | && (((int) $input) == $input) // the non-type-safe comparison here is on purpose |
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| 30 | ; |
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| 31 | } |
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| 32 | } |
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| 33 | ||
| @@ 16-31 (lines=16) @@ | ||
| 13 | * |
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| 14 | * @author Karsten J. Gerber <[email protected]> |
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| 15 | */ |
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| 16 | class IsNumericString extends AbstractUnaryFunction |
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| 17 | { |
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| 18 | /** |
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| 19 | * @param mixed $input |
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| 20 | * |
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| 21 | * @return bool |
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| 22 | */ |
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| 23 | public function __invoke($input) |
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| 24 | { |
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| 25 | /** @noinspection TypeUnsafeComparisonInspection */ |
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| 26 | return is_string($input) |
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| 27 | && is_numeric($input) |
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| 28 | && (((double) $input) == $input) // the non-type-safe comparison here is on purpose |
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| 29 | ; |
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| 30 | } |
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| 31 | } |
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| 32 | ||