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var original = "[['Week', 'Present', 'Absent', 'Other'], ['Week 1', 2, 0, 0], ['Week 2', 0, 0, 0], ['Week 3', 0, 0, 0], ['Week 4', 0, 0, 0], ['Week 5', 0, 0, 0]]"; var formatted = original.replace(/'/g, '"'); var json = $.parseJSON(formatted); console.log(json)

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