【问题标题】:composer require dompdf/dompdf not install [duplicate]作曲家需要 dompdf/dompdf 不安装 [重复]
【发布时间】:2021-04-11 13:17:06
【问题描述】:

您的要求无法解决为一组可安装的软件包。问题 1 - laravel/framework 被锁定到 v7.28.4 版本并且没有请求更新这个包。 - laravel/framework v7.28.4 需要 php ^7.2.5 -> 你的 php 版本 (8.0.0) 不满足这个要求

{
    "name": "laravel/laravel",
    "type": "project",
    "description": "The Laravel Framework.",
    "keywords": [
        "framework",
        "laravel"
    ],
    "license": "MIT",
    "require": {
        "php": "^7.1 || ^8.0 ||^7.2.5",
        
        "fideloper/proxy": "^4.2",
        "fruitcake/laravel-cors": "^2.0",
        "guzzlehttp/guzzle": "^6.5|^7.0.1",
        "laravel/framework": "^8.0||^7.0",
        "laravel/passport": "^10.0.1",
        "laravel/tinker": "^2.0|^2.4.2",
        "laravel/ui": "^2.1"
    },
    "require-dev": {
        "facade/ignition": "^2.3.6||^2.4.1",
        "fakerphp/faker": "^1.9.1",
        "mockery/mockery": "^1.3.1",
        "nunomaduro/collision": "^5.0|^4.2.0",
        "phpunit/phpunit": "^7.5 || ^8 || ^9"
    },
    "config": {
        "optimize-autoloader": true,
        "preferred-install": "dist",
        "sort-packages": true
    },
    "extra": {
        "laravel": {
            "dont-discover": []
        }
    },
    "autoload": {
        "psr-4": {
            "App\\": "app/"
        },
        "classmap": [
            "database/seeds",
            "database/factories"
        ]
    },
    "autoload-dev": {
        "psr-4": {
            "Tests\\": "tests/"
        }
    },
    "minimum-stability": "dev",
    "prefer-stable": true,
    "scripts": {
        "post-autoload-dump": [
            "Illuminate\\Foundation\\ComposerScripts::postAutoloadDump",
            "@php artisan package:discover --ansi"
        ],
        "post-root-package-install": [
            "@php -r \"file_exists('.env') || copy('.env.example', '.env');\""
        ],
        "post-create-project-cmd": [
            "@php artisan key:generate --ansi"
        ]
    }
}

【问题讨论】:

  • 您的 php 版本 (8.0.0) 不满足该要求

标签: javascript php html css laravel


【解决方案1】:

dompdf v1 和 laravel 6,7,8 现在支持 php 8,你只是错误的依赖版本或操作符。

或者composer中的操作符是|,所以只需将composer.json中的||改为|,例如:

"php": "^7.1 || ^8.0 ||^7.2.5",
"laravel/framework": "^8.0||^7.0",

到:

"php": "^7.1 | ^8.0 |^7.2.5",
"laravel/framework": "^8.0|^7.0",

但我认为你需要定义一个,laravel 8 或 7。

顺便说一句,你的 php ^7.2.5 是无价值的/将被忽略。

更新composer.json后,别忘了在安装其他依赖之前运行composer update

【讨论】:

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