我無法barryvdh/laravel-dompdf使用composer require barryvdh/laravel-dompdf.我得到的錯誤是:[無效參數(shù)異常] 找不到 barryvdh/laravel-dompdf 的匹配版本。檢查包拼寫、您的版本限制,以及該包的穩(wěn)定性是否與您的最低穩(wěn)定性 (dev) 相匹配。所以為了修復(fù)錯誤,我包含barryvdh/laravel-dompdf: master@dev在 composer.json 中并做了一個composer update. 這次它給了我錯誤:在任何版本中都找不到請求的包 barryvdh/laravel-dompdf。包名可能有拼寫錯誤下面是我的 composer.json:{ "name": "laravel/laravel", "description": "The Laravel Framework.", "keywords": ["framework", "laravel"], "license": "MIT", "type": "project", "require": { "php": "^7.1.3", "fideloper/proxy": "^4.0", "guzzlehttp/guzzle": "^6.3", "laravel/framework": "5.7.*", "laravel/tinker": "^1.0", "barryvdh/laravel-dompdf": "master@dev" }, "repositories": [ { "type": "composer", "url": "https:\/\/www.phpclasses.org\/" }, { "packagist": false } ], "require-dev": { "beyondcode/laravel-dump-server": "^1.0", "filp/whoops": "^2.0", "fzaninotto/faker": "^1.4", "mockery/mockery": "^1.0", "nunomaduro/collision": "^2.0", "phpunit/phpunit": "^7.0" }, "autoload": { "classmap": [ "database/seeds", "app/includes", "database/factories" ], "psr-4": { "App\\": "app/" } }, "autoload-dev": { "psr-4": { "Tests\\": "tests/" } }, "extra": { "laravel": { "dont-discover": [ ] } }, "scripts": { "post-root-package-install": [ "@php -r \"file_exists('.env') || copy('.env.example', '.env');\"" ], "post-create-project-cmd": [ "@php artisan key:generate" ],你認(rèn)為我在這里缺少什么?
3 回答

肥皂起泡泡
TA貢獻(xiàn)1829條經(jīng)驗(yàn) 獲得超6個贊
刪除composer.json文件中的這一行
"require": {
"barryvdh/laravel-dompdf": "master@dev"
},
之后,在命令提示符中運(yùn)行此命令
composer require barryvdh/laravel-dompdf
這也將下載包和 dompdf + fontlib 庫。這將為您的項(xiàng)目生成最新版本
請檢查這個:barryvdh/laravel-dompdf

Helenr
TA貢獻(xiàn)1780條經(jīng)驗(yàn) 獲得超4個贊
用
"barryvdh/laravel-dompdf": "^0.8.4",
代替
"barryvdh/laravel-dompdf": "master@dev"
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