Ajax + php implements the example of No-refreshing verification of mobile phone numbers, ajax mobile phone numbers

Ajax + php implements the example of No-refreshing verification of mobile phone numbers, ajax mobile phone numbers

A simple brushless newest verification mobile phone number registration:

Client implementation:

<! DOCTYPE html> <? Php $ con = mysqli_connect ('localhost', 'username', 'Password'); if (! $ Con) {die ('Connection failed :'. mysqli_error ($ con);} mysqli_select_db ($ con, 'bdm256727651 _ db '); $ username = "select userName FROM Forms where userName = '$ _ POST [name]'"; $ result = mysqli_query ($ con, $ username ); $ rows = mysqli_num_rows ($ result); if ($ rows) {echo "mobile phone number registered"; exit ;}else {echo "mobile phone number available ";} mysqli_close ($ con)?>

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