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                        /Yii框架不得不说的故事—基础篇（1）

安装yii2框架时出错

Notice: Use of undefined constant INTL_ICU_VERSION - assumed 'INTL_ICU_VERSION' in F:\Program Files\my_web_sever\wamp\Apache24\htdocs\basic\vendor\yiisoft\yii2\requirements\requirements.php on line 67

Notice: Use of undefined constant INTL_ICU_VERSION - assumed 'INTL_ICU_VERSION' in F:\Program Files\my_web_sever\wamp\Apache24\htdocs\basic\vendor\yiisoft\yii2\requirements\requirements.php on line 73