<?php
$input = array (
"1" => "a",
"2" => "b",
"3" => "c",
"4" => "e",
"5" => "a",
"6" => "d",
"7" => "a",
"6" => "e",
"9" => "y",
"10" => "x",
);
print_r(array_count_values($input));
?> 输出
Array
(
[a] => 3
[b] => 1
[c] => 1
[e] => 2
[y] => 1
[x] => 1
)
$input = array (
"1" => "a",
"2" => "b",
"3" => "c",
"4" => "e",
"5" => "a",
"6" => "d",
"7" => "a",
"6" => "e",
"9" => "y",
"10" => "x",
);
print_r(array_count_values($input));
?> 输出
Array
(
[a] => 3
[b] => 1
[c] => 1
[e] => 2
[y] => 1
[x] => 1
)
解决方案 »
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