Mastering Dynamic String Manipulation with Laravel's Str::replaceArray()

Laravel string operations often involve replacing multiple placeholders with dynamic values. Laravel provides a powerful solution to make complex string replacement simple and efficient through the Str::replaceArray() method. Let's explore how this feature enhances your string processing capabilities.

In-depth understanding of Str::replaceArray()

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The Str::replaceArray() method provided in the Laravel String Operation Toolkit can replace placeholders in a string in sequence using an array of values. This is invaluable for dynamic text generation and content templates.

use Illuminate\Support\Str;

$message = '欢迎来到 ?, 您的帐号是 ?';
$result = Str::replaceArray('?', ['Laravel', 'ACC-123'], $message);

echo $result; // 输出：欢迎来到 Laravel, 您的帐号是 ACC-123

Str::replaceArray() Example

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Let's explore a practical scenario to generate personalized order confirmation information in an e-commerce application:

<?php namespace App\Http\Controllers;

use App\Models\Order;
use Illuminate\Support\Str;
use App\Notifications\OrderConfirmation;

class OrderController extends Controller
{
    public function sendConfirmation(Order $order)
    {
        $template = '尊敬的 ?, 您的订单 #? 已确认。您的 ? 件商品将在 ? 个工作日内送达 ?。';

        $replacements = [
            $order->customer->name,
            $order->reference,
            $order->items->count(),
            $order->shipping_address,
            $order->delivery_estimate,
        ];
        $message = Str::replaceArray('?', $replacements, $template);
        // 发送确认通知
        $order->customer->notify(new OrderConfirmation($message));

        return response()->json([
            'status' => 'success',
            'message' => '订单确认已发送'
        ]);
    }
}

In this implementation, we use Str::replaceArray() to create personalized order confirmation information by replacing the placeholder with the actual order details. This ensures that every customer receives accurate and personalized communication about their orders.

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