Email: pattern="[^@\s]+@[^@\s]+\.[^@\s]+"
Password: pattern="^(?=.*[0-9])(?=.*[a-z])(?=.*[A-Z])(?=\S+$).{6,}$"
Any Name field: pattern="^[\w'\-,.][^0-9_!¡?÷?¿/\\+=@#$%ˆ&*(){}|~<>;:[\]]{2,}$"
Phone Number: pattern="^[0-9-+\s()]*$" minlength="6" maxlength="20"
Credit card date: pattern="(?:0[1-9]|1[0-2])/[0-9]{2}"

Business names withminimal special characters such as - / | 
pattern="^[\w'\-,.][^_!¡?÷?¿\\+=@#$%ˆ&*(){}|~<>;:[\]]{0,}$"

Letters numbers and hyphen only: pattern="^[\w'\-,.][^_!/¡?÷?¿\\+=@#$%ˆ&*(){}|~<>;:[\]]{0,}$"

Url address: pattern="^[\w'\-,.][^_!¡?÷?¿\\+=@#$%ˆ&*(){}|~<>;[\]]{0,}$"