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This method returns true if the $value string can be parsed (and thus, converted into a valid ISBN-10, ISBN-13, EAN-13 or GTIN-14) and false if it cannot be.
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The 2.4.0 update introduces a new method:
This method returns true if the $value string can be parsed (and thus, converted into a valid ISBN-10, ISBN-13, EAN-13 or GTIN-14) and false if it cannot be.
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This discussion was created from the release 2.4.0.
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