(PHP 4, PHP 5, PHP 7)
range — Create an array containing a range of elements
range ( string|int|float $start , string|int|float $end [, int|float $step = 1 ] ) : array
Create an array containing a range of elements.
start
First value of the sequence.
end
The sequence is ended upon reaching the end value.
step
If a step value is given, it will be used as the increment between elements in the sequence. step should be given as a positive number. If not specified, step will default to 1.
Returns an array of elements from start to end, inclusive.
Example #1 range() examples
<?php
// array(0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12)
foreach (range(0, 12) as $number) {
echo $number;
}
// The step parameter
// array(0, 10, 20, 30, 40, 50, 60, 70, 80, 90, 100)
foreach (range(0, 100, 10) as $number) {
echo $number;
}
// Usage of character sequences
// array('a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i');
foreach (range('a', 'i') as $letter) {
echo $letter;
}
// array('c', 'b', 'a');
foreach (range('c', 'a') as $letter) {
echo $letter;
}
?> Note:
Character sequence values are limited to a length of one. If a length greater than one is entered, only the first character is used.
© 1997–2020 The PHP Documentation Group
Licensed under the Creative Commons Attribution License v3.0 or later.
https://www.php.net/manual/en/function.range.php