js post到php

fetch('your_php_file.php', {
    method: 'POST',
    headers: {
        'Content-Type': 'application/json'
    },
    body: JSON.stringify({ key: 'value' })
})
.then(response => response.json())
.then(data => console.log(data))
.catch(error => console.error('Error:', error));

<?php
header('Content-Type: application/json');

$data = json_decode(file_get_contents('php://input'), true);

if ($data) {
    echo json_encode(['status' => 'success', 'data' => $data]);
} else {
    echo json_encode(['status' => 'error', 'message' => 'Invalid data']);
}
?>

<?php
header('Access-Control-Allow-Origin: *');
header('Access-Control-Allow-Methods: POST');
header('Access-Control-Allow-Headers: Content-Type');

// 处理POST请求
?>