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PHP and JavaScript advanced help for avoiding redundancyin MySQL table
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Manash Sarma
Jun 22, 2016, 1:06:04 PM6/22/16
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My question is complex one.
Can I extract value from textbox using JavaScript and store it in PHP variable without clicking submit button.
Actually I am creating registration form with username and password field and I want to check whether a particular usiername value already exist in database table before submitting the form
Can I extract value from textbox using JavaScript and store it in PHP variable without clicking submit button.
Actually I am creating registration form with username and password field and I want to check whether a particular usiername value already exist in database table before submitting the form
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