php - How to Validate Form fields to database -


इस सवाल का पहले से ही एक उत्तर है: < / P>

  • 12 उत्तरों

    मेरे पास ऐसा प्रवेश फार्म है <पूर्व> & lt; html & gt; & Lt; शीर्ष & gt; & Lt; शीर्षक & gt; विक्रेता चेकिंग स्क्रिप्ट & lt; / title & gt; & Lt; / head & gt; & LT; बॉडी & gt; & Lt; form action = "check_seller.php" विधि = "प्राप्त" & gt; & Lt; h3 & gt; कृपया लॉगिन करें & lt; / h3 उपयोगकर्ता नाम: & lt; इनपुट प्रकार = "टेक्स्ट" नाम = "usernamename" & gt; & lt; br & gt; पासवर्ड: & lt; इनपुट प्रकार = "sellercode" नाम = "कोड" & gt; & lt; br & gt; ईमेल: & lt; इनपुट प्रकार = "emai" name = "email" & gt; & Lt; इनपुट प्रकार = "सबमिट करें" नाम = "सबमिट करें" मान = "लॉगिन!" & Gt; & Lt; / प्रपत्र & gt; & Lt; / body & gt; & Lt; / html & gt;

    मैं अपने MySQL डेटाबेस में सभी तीन फ़ील्ड से मिलान करना चाहता हूं, यदि सभी मैच index.php पर रीडायरेक्ट हो। मैं PHP के साथ नया हूँ, क्या आप मेरी मदद कर सकते हैं कि मैं कैसे करूँ।

    मुझे लगता है कि यह काम करना चाहिए <पूर्व> $ usernamename = $ _GET ['usernamename']; $ Code = $ _GET ['कोड']; $ Email = $ _GET ['ईमेल']; $ Res = mysql_query ("SELECT * FROM` तालिका 'जहां' usernamename` = '$ usernamename' और `code` = '$ code' और` email` = '$ email' LIMIT 1 ") या मरने (mysql_error ()) ; यदि ($ पंक्ति = mysql_fetch_assoc ($ res)) {हैडर ("स्थान: index.php"); बाहर जाएं; }

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