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-rw-r--r--public/common/util.js7
1 files changed, 7 insertions, 0 deletions
diff --git a/public/common/util.js b/public/common/util.js
index 0edaf2a..0f6fc44 100644
--- a/public/common/util.js
+++ b/public/common/util.js
@@ -99,6 +99,13 @@ function array_remove(array, index) {
array.length = n - 1
}
+function array_remove_item(array, item) {
+ let n = array.length
+ for (let i = 0; i < n; ++i)
+ if (array[i] === item)
+ return array_remove(array, i)
+}
+
function array_insert(array, index, item) {
for (let i = array.length; i > index; --i)
array[i] = array[i - 1]