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-rw-r--r--js/button.js2
1 files changed, 1 insertions, 1 deletions
diff --git a/js/button.js b/js/button.js
index 2be02341d..403829490 100644
--- a/js/button.js
+++ b/js/button.js
@@ -110,7 +110,7 @@
e.preventDefault()
})
.on('focus.bs.button.data-api blur.bs.button.data-api', '[data-toggle^="button"]', function (e) {
- $(e.target).closest('.btn').toggleClass('focus', e.type == 'focus')
+ $(e.target).closest('.btn').toggleClass('focus', /^focus(in)?$/.test(e.type))
})
}(jQuery);