PHP_INT_SIZE and PHP_INT_MAX constants in PHP

PHP_INT_SIZE: Represents the word length of an integer value

PHP_INT_MAX: Represents the maximum value of an integer value

Note:

• Output PHP_INT_SIZE: 4 in the next 32 bits, PHP_INT_MAX: 2147483647
• Output PHP_INT_ in the next 64 bits SIZE：8 , PHP_INT_MAX: 9223372036854775807

The above has introduced the PHP_INT_SIZE and PHP_INT_MAX constants in PHP, including relevant content. I hope it will be helpful to friends who are interested in PHP tutorials.