July 2017
Intermediate to advanced
384 pages
8h 23m
English
Content preview from Angular UI Development with PrimeNG
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Making a part of the mask optional
Till now, all the examples of input masks have shown that all the characters in a mask are mandatory. It is also possible that you can make a part of the mask optional with the use of the question mark (?) character. Anything listed after the question mark within a mask definition will be treated as an optional input. A common use case is displaying the phone number with an optional extension number, as follows:
<span>Phone Ext</span><p-inputMask mask="(999) 999-9999? x99999" [(ngModel)]="optional" name="optionalmask" placeholder="(999) 999-9999? x99999"></p-inputMask>
Once the user finishes the input by reaching the question mark character and blurs the component, the rest of the validation will be skipped. ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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