Your requirements could not be resolved to an installable set of packages.
Problem 1
- nette/neon v2.4.3 requires ext-iconv * -> the requested PHP extension iconv is missing from your system.
- nette/neon v2.4.2 requires ext-iconv * -> the requested PHP extension iconv is missing from your system.
- nette/neon v2.4.1 requires ext-iconv * -> the requested PHP extension iconv is missing from your system.
- nette/neon v2.4.0 requires ext-iconv * -> the requested PHP extension iconv is missing from your system.
- nette/neon v2.3.5 requires ext-iconv * -> the requested PHP extension iconv is missing from your system.
- nette/neon v2.3.4 requires ext-iconv * -> the requested PHP extension iconv is missing from your system.
- nette/neon v2.3.3 requires ext-iconv * -> the requested PHP extension iconv is missing from your system.
- phpstan/phpstan 0.10.8 requires nette/di ^2.4.7 || ^3.0 -> satisfiable by nette/di[v2.4.10, v2.4.11, v2.4.12, v2.4.13, v2.4.14, v2.4.7, v2.4.8, v2.4.9].
- nette/di v2.4.10 requires nette/neon ^2.3.3 || ~3.0.0 -> satisfiable by nette/neon[v2.3.3, v2.3.4, v2.3.5, v2.4.0, v2.4.1, v2.4.2, v2.4.3].
- nette/di v2.4.11 requires nette/neon ^2.3.3 || ~3.0.0 -> satisfiable by nette/neon[v2.3.3, v2.3.4, v2.3.5, v2.4.0, v2.4.1, v2.4.2, v2.4.3].
- nette/di v2.4.12 requires nette/neon ^2.3.3 || ~3.0.0 -> satisfiable by nette/neon[v2.3.3, v2.3.4, v2.3.5, v2.4.0, v2.4.1, v2.4.2, v2.4.3].
- nette/di v2.4.13 requires nette/neon ^2.3.3 || ~3.0.0 -> satisfiable by nette/neon[v2.3.3, v2.3.4, v2.3.5, v2.4.0, v2.4.1, v2.4.2, v2.4.3].
- nette/di v2.4.14 requires nette/neon ^2.3.3 || ~3.0.0 -> satisfiable by nette/neon[v2.3.3, v2.3.4, v2.3.5, v2.4.0, v2.4.1, v2.4.2, v2.4.3].
- nette/di v2.4.7 requires nette/neon ^2.3.3 || ~3.0.0 -> satisfiable by nette/neon[v2.3.3, v2.3.4, v2.3.5, v2.4.0, v2.4.1, v2.4.2, v2.4.3].
- nette/di v2.4.8 requires nette/neon ^2.3.3 || ~3.0.0 -> satisfiable by nette/neon[v2.3.3, v2.3.4, v2.3.5, v2.4.0, v2.4.1, v2.4.2, v2.4.3].
- nette/di v2.4.9 requires nette/neon ^2.3.3 || ~3.0.0 -> satisfiable by nette/neon[v2.3.3, v2.3.4, v2.3.5, v2.4.0, v2.4.1, v2.4.2, v2.4.3].
- Installation request for phpstan/phpstan ^0.10.8 -> satisfiable by phpstan/phpstan[0.10.8].
To enable extensions, verify that they are enabled in your .ini files:
- /Users/yunseok/.phpbrew/php/php-7.3.0/etc/php.ini
You can also run `php --ini` inside terminal to see which files are used by PHP in CLI mode.
Installation failed, reverting ./composer.json to its original content.