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verify yahoo email address exists

verify yahoo email address exists

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Perfect email address to verify JavaScript code

The code is as follows Copy Code HtmlJsfunction Validate (Form_id,email) {var reg =/^ ([a-za-z0-9_-.]) +@ ([a-za-z0-9_-.]) +. ([a-za-z]{2,4}) $/;var address = Document.forms[form_id].elements[email].value;if (reg.test (address) = = False) {Alert (' Invalid Email

In select-PHP, check whether the registered email address already exists in the SQL statement. why is it invalid?

# ** The problem is solved. ** Key code: Check whether the email address is repeated quot; $ user_email $ _ POST [ quot; user_email quot;]; $ SQL quot; selectcount (*) fromuserswhereuser_email #39; $ user_email #39; quot; $ resultmysql_query ($ SQL, $ con); $ rowmysql_fetch_row ($ result ); if ($ row [0] gt; selectmysqlphpsql The problem is solved. Key code:// Check whether the

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