.. _must-be-greater-than-or-equal-to-1:

must be greater than or equal to 1
----------------------------------
 
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		must be greater than or equal to 1: The second argument of ``gmp_import()`` is the number of characters to read in the original string, to build a GMP digit.
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Description
___________
 
The second argument of ``gmp_import()`` is the number of characters to read in the original string, to build a GMP digit. This size must be 1 or larger, and the string's length must be a multiple of that number.

Example
_______

.. code-block:: php

   <?php
   gmp_import('11', -2);
   ?>


Literal Examples
****************
+ Argument #2 ($word_size) must be greater than or equal to 1

Solutions
_________

+ Use the default value of 1, by omitting it.
+ Use a postive number as second argument.

Changed Behavior
________________

This error may appear following an evolution in behavior, in previous versions. See ` <https://php-changed-behaviors.readthedocs.io/en/latest/behavior/.html>`_.