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Why it doesn't display POST value? Error: Notice: Undefined index: q[abc] in line: echo $_POST['q[abc]']; Thanks!
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<?php if (isset($_POST['add'])) { echo $_POST['q[abc]']; //error line } ?> JavaScript questions and answers, JavaScript questions pdf, JavaScript question bank, JavaScript questions and answers pdf, mcq on JavaScript pdf, JavaScript questions and solutions, JavaScript mcq Test , Interview JavaScript questions, JavaScript Questions for Interview, JavaScript MCQ (Multiple Choice Questions)

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Instead of echo $_POST['q[abc]']; you should try echo $_POST['q']['abc'];

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