blocks the default event, the keyboard should not come out.

I have encountered a similar problem: most of the pages < input / > alternate focus keyboards cannot be delineated, and this phenomenon is not found in the native browsers of the problem model

Analysis reason: < input / > insensitive to focus

solution: < input / > Force input.focus () when parent element on-click

Test model: Iphone 6s

problem model: Iphone 6s (11.4.1)