Create Feature_Detection.md

haeungun · web-flow · commit 73ea3b06ef80 · 2017-07-25T11:31:21.000+09:00
diff --git a/Feature_Detection.md b/Feature_Detection.md
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+# Feature Detection 
+호환성 이슈 검사
+
+https://developer.mozilla.org/en-US/docs/Learn/Tools_and_testing/Cross_browser_testing/Feature_detection
