What is the difference between Angular 2 Vs Angular 4?

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Earlier Angular 2 : pattern = “+@(*)?(\.(*)?” Now Angular 4: Now just put email as an attribute to input field where you want to have email id .Here email is an angular directive not to confuse with the type=”email” which is just an HTML DOM type property .
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Earlier Angular 2 : pattern = “[a-z0-9!#$%&'*+\/=?^_`{|}~.-]+@[a-z0-9]([a-z0-9-]*[a-z0-9])?(\.[a-z0-9]([a-z0-9-]*[a-z0-9])?” Now Angular 4: Now just put email as an attribute to input field where you want to have email id .Here email is an angular directive not to confuse with the type=”email” which is just an HTML DOM type property . read less
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