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$('#btnNext').on('click', function(evt){ //Validate the fields var valid; //set the valid field to true if the fields are true else set to false if (!valid) evt.preventDefault(); }); This function is described in the preventDefault documentation. ...
how to check if a column is empty in excel sheet during import How to check if a date is 3 days before current date(today's date) How to check if a Textbox focused how to check if ID exists in the database How to check if UDP port on IP is open/avaible ? Help. HOW TO CH...