What does range mean in PHP

php in range What does it mean

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stay PHP in ,range() Function is to create an array containing elements of a specified range , This function can return an array of elements between the specified two parameters , The grammar is “range(low,high,step)”.

The operating environment of this tutorial ：windows10 System 、PHP7.1 edition 、DELL G3 The computer

php in range What does that mean?

range() Function to create an array containing elements of a specified range .

This function returns a containing from low To high An array of elements between .

notes ： If low Parameter is greater than the high Parameters , Then the array created will be from high To low.

grammar

range(low,high,step)

Parameters describe

low It's necessary . Specifies the minimum value of an array element .

high It's necessary . Specifies the maximum value of an array element .

step Optional . Specifies the number of steps between elements . The default is 1.

Examples are as follows ：

<?php
$number = range(0,5);
print_r ($number);
?>

Output results ：

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