PHP开发微信支付实例代码

<script type="text/javascript">
document.addEventListener('WeixinJSBridgeReady', function onBridgeReady() {
    WeixinJSBridge.invoke('getBrandWCPayRequest', {
        'appId' : '<?php echo $wOpt['appId'];?>',
        'timeStamp': '<?php echo $wOpt['timeStamp'];?>',
        'nonceStr' : '<?php echo $wOpt['nonceStr'];?>',
        'package' : '<?php echo $wOpt['package'];?>',
        'signType' : '<?php echo $wOpt['signType'];?>',
        'paySign' : '<?php echo $wOpt['paySign'];?>'
    }, function(res) {
        if(res.err_msg == 'get_brand_wcpay_request:ok') {
        } else {
            alert('启动微信支付失败, 请检查你的支付参数. 详细错误为: ' + res.err_msg);
        }
        history.go(-1);
    });
}, false);
</script>