将如下内容保存为 .xml 格式
<code_scheme name="Default"> ?<PHPCodeStyleSettings> ???<option name="ALIGN_KEY_VALUE_PAIRS" value="true" /> ???<option name="ALIGN_PHPDOC_PARAM_NAMES" value="true" /> ???<option name="ALIGN_PHPDOC_COMMENTS" value="true" /> ???<option name="ALIGN_ASSIGNMENTS" value="true" /> ???<option name="COMMA_AFTER_LAST_ARRAY_ELEMENT" value="true" /> ???<option name="PHPDOC_WRAP_LONG_LINES" value="true" /> ???<option name="LOWER_CASE_BOOLEAN_CONST" value="true" /> ???<option name="LOWER_CASE_NULL_CONST" value="true" /> ???<option name="ELSE_IF_STYLE" value="COMBINE" /> ???<option name="ALIGN_CLASS_CONSTANTS" value="true" /> ???<option name="KEEP_BLANK_LINES_AFTER_LBRACE" value="1" /> ???<option name="FORCE_SHORT_DECLARATION_ARRAY_STYLE" value="true" /> ???<option name="PHPDOC_USE_FQCN" value="true" /> ?</PHPCodeStyleSettings> ?<codeStyleSettings language="JSON"> ???<indentOptions> ?????<option name="INDENT_SIZE" value="4" /> ???</indentOptions> ?</codeStyleSettings> ?<codeStyleSettings language="PHP"> ???<option name="LINE_COMMENT_AT_FIRST_COLUMN" value="false" /> ???<option name="LINE_COMMENT_ADD_SPACE" value="true" /> ???<option name="KEEP_BLANK_LINES_IN_DECLARATIONS" value="1" /> ???<option name="KEEP_BLANK_LINES_IN_CODE" value="1" /> ???<option name="KEEP_BLANK_LINES_BEFORE_RBRACE" value="0" /> ???<option name="BLANK_LINES_BEFORE_PACKAGE" value="0" /> ???<option name="BLANK_LINES_AFTER_PACKAGE" value="1" /> ???<option name="ALIGN_GROUP_FIELD_DECLARATIONS" value="true" /> ?</codeStyleSettings></code_scheme>
设置里面找到：Editor --> Code Style --> PHP 。右侧选择导入XML。
设置里面搜索“Reformat”，查看快捷键，也可以自己设置
phpstorm psr2样式.xml
原文地址：https://www.cnblogs.com/kccdzz/p/9116801.html