variables

JavaScript Variables: Initialization, Booleans, and Numbers

Uninitialized variables show as a type of undefined. So do variables that haven’t been declared at all. We should always initialize variables so that we know that undefined means we haven’t declared the variable. null is an empty object pointer. We should initialize objects to null so that the typeof will return the correct data […]

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Add a Form to Take Payments with Gravity Forms: Allowing User Defined Fields as well as Set Amounts

I wanted to add a form to take payments to my payment page. I decided to user Gravity Forms. I am pleased with the result. I wanted my form to take either a payment amount that I set or to allow the user to enter the amount they would like to pay. I wanted the

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