htmlspecialchars() 期望参数 1 是字符串,laravel 7 中给出的数组

在我的blade.php 视图上打印模型内容时,我正在编辑下一个错误:

这就是我尝试在我的视图中使用它的方式:

blade.php

<div class="form-group">
    <label for="color">انتخاب رنگ</label>
    @if(!$product->colors)
        <div id="showColors"> </div>
    @else
        <div class="row no-gutters mb-1">
            <div class="col-md-3">
                <label for="color_name" class="ml-1">نام رنگ:</label>
                <input type="text" id="color_name" name="color_name[]" class="form-control w-auto d-inline" value="{{ old('color_name') }}">
            </div>
            <div class="col-md-3">
                <label for="color_code" class="ml-1">کد رنگ:</label>
                <input type="text" id="color_code" name="color_code[]" class="form-control w-75 d-inline jscolor" value="{{ old('color_code') }}">
            </div>
            <div class="col-md-1">
                <a onclick="addColor()" class="btn btn-info"><i class="fas fa-plus"></i> افزودن</a>
            </div>
        </div>
    @endif
</div>

脚本

<script>
    $(document).ready(function() {
        showColors();
        function showColors() {
            let html = '@foreach($product->colors as $color)\n'+
            '<div class="row no-gutters mb-1">\n'+
            '<div class="col-md-3">\n'+
            '<label for="color_name" class="ml-1">نام رنگ:</label>\n'+
            '<input type="text" id="color_name" name="color_name[]" class="form-control w-auto d-inline" value="{{ $color->color_name }}">\n'+
            '</div>\n'+
            '<div class="col-md-3">\n'+
            '<label for="color_code" class="ml-1">کد رنگ:</label>\n'+
            '<input type="text" id="color_code" name="color_code[]" class="form-control w-75 d-inline jscolor" value="{{ $color->color_code }}">\n'+
            '</div>\n'+
            '<div class="col-md-1">\n'+
            '<a onclick="addColor()" class="btn btn-info"><i class="fas fa-plus"></i></a>\n'+
            '<a onclick="deleteColor(this)" class="btn btn-danger"><i class="fas fa-times"></i></a>\n'+
            '</div>\n'+
            '</div>\n'+
            '@endforeach';
            $('#showColors').append(html);
        }
        addColor = function(){
            let html = '<div class="row no-gutters mb-1">\n'+
                '<div class="col-md-3">\n'+
                '<label for="color_name" class="ml-1">نام رنگ:</label>\n'+
                '<input type="text" id="color_name" name="color_name[]" class="form-control w-auto d-inline">\n'+
                '</div>\n'+
                '<div class="col-md-3">\n'+
                '<label for="color_code" class="ml-1">کد رنگ:</label>\n'+
                '<input type="text" id="color_code" name="color_code[]" class="form-control w-75 d-inline jscolor">\n'+
                '</div>\n'+
                '<div class="col-md-1">\n'+
                '<a onclick="addColor()" class="btn btn-info"><i class="fas fa-plus"></i></a>\n'+
                '<a onclick="deleteColor(this)" class="btn btn-danger"><i class="fas fa-times"></i></a>\n'+
                '</div>\n'+
                '</div>';
            $('#showColors').append(html);
            // new jscolor($('.jscolor').last()[0]);
        };
        deleteColor = function(obj) {
            $(obj).parent().parent().remove();
        };
    });
</script>

控制器

public function update(ProductRequest $request,Product $product)
{
    $data = [
        'title' => $request->title,'latin' => $request->latin,'price' => $request->price,'discount' => $request->discount,'coupon' => $request->coupon,'product_number' => $request->product_number,'order_product' => 0,'status' => $request->has('status'),'special' => $request->has('special'),'publish' => $request->has('publish'),'body' => $request->body,'keywords' => $request->keywords,'descriptions' => $request->descriptions,];
    $product->update($data);
    $product->categories()->sync($request->category_id);
    $colorCodes = $request->color_code;
    $colorNames = $request->color_name;
    foreach ($colorCodes as $key => $color_code) {
        if (!empty($color_code) && !empty($colorNames[$key])) {
            $color = new Color;
            $color->product_id = $product->id;
            $color->color_code = $request->color_code;
            $color->color_name = $request->color_name;
            $color->save();
        }
    }
    return redirect()->route('products.index');
}

但是当数据内容再提交时出现如下错误提示:

htmlspecialchars() 期望参数 1 是字符串,给定数组

我在编辑页面。当我点击保存。它有错误。

有什么办法可以解决我的问题吗?

nxg2062632 回答:htmlspecialchars() 期望参数 1 是字符串,laravel 7 中给出的数组

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