Example of using Closure::call in PHP7

PHP 7'sClosure::call()has better performance. Its function is to dynamically bind aclosure function to a new one.Object instanceAnd call and execute the function.

Description:

public mixed Closure::call ( object $newthis [, mixed $... ] )

newthisand calls it with any given arguments.

Example before php7:

x; }; // 闭包函数绑定到类 A 上 $getX = $getXCB->bindTo(new A, 'A'); echo $getX(); print(PHP_EOL);

Example after php7:

x; }; echo $getX->call(new A); ?>

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