i want to sort an array by alphabet
when i use asort() its sorting , but the results that i get is first of all , the names in upper-case, and after that all the names with lower-case
like :
Avi
Beni
..
..
avi
beni
if i want like :
Avi
avi
Beni
beni
..
..
how can i do it ?
The proposed solutions, until now, arent correct, natcasesort and the usort($arr, 'strcasecmp') solutions are failing with some starting array configurations.
Let do some tests, to find a solution.
<?php
$array1 = $array2 = $array3 = $array4 = $array5 = array('IMG1.png', 'img12.png', 'img10.png', 'img2.png', 'img1.png', 'IMG2.png');
// This result is the one we nee to avoid
sort($array1);
echo "Standard sorting\n";
print_r($array1);
// img2.png and IMG2.png are not in the desired order
// note also the array index order in the result array
natcasesort($array2);
echo "\nNatural order sorting (case-insensitive)\n";
print_r($array2);
// img1.png and IMG1.png are not in the desired order
usort($array3, 'strcasecmp');
echo "\nNatural order sorting (usort-strcasecmp)\n";
print_r($array3);
// Required function using the standard sort algorithm
function mySort($a,$b) {
if (strtolower($a)== strtolower($b))
return strcmp($a,$b);
return strcasecmp($a,$b);
}
usort($array4, 'mySort');
echo "\nStandard order sorting (usort-userdefined)\n";
print_r($array4);
// Required function using the natural sort algorithm
function myNatSort($a,$b) {
if (strtolower($a)== strtolower($b))
return strnatcmp($a,$b);
return strnatcasecmp($a,$b);
}
usort($array5, 'myNatSort');
echo "\nNatural order sorting (usort-userdefined)\n";
print_r($array5);
?>