What is the binary representation method in php

php binary representation method is such as "0b11", which means that in PHP, binary expression must be used, and 0b must be added before the number. Its usage method is such as "$num=0b11;echo $num;".

The operating environment of this article: windows7 system, PHP7.1 version, DELL G3 computer

What is the binary representation method of php?

Binary expressed integer is available since PHP 5.4.0.

To use binary expression, 0b must be added before the number.

Such as:

<?php
$num = 0b11;
echo $num;
exit;

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