features of php7

1features of PHP7
2
31)Scalar type hints
42)Return type declarations
53)Anonymous classes
64)The Closure::call() method
75)Generator delegation
86)Generator return expressions
97)The null coalesce operator
108)The space ship operator
119)Throwables
1210)Level support for the dirname() function
1311)The Integer division function
1412)Uniform variable syntax
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17 For More information 
18 https://feryn.eu/blog/php-7-is-now-available-new-features-improvements/