init

miniprogram/utils/es6.wxs

@@ -0,0 +1,11 @@
+function find(arr, callback) {
+  for (var i = 0; i < arr.length; i++) {
+    if (callback(arr[i], i, arr)) {
+      return arr[i];
+    }
+  }
+  return undefined;
+}
+module.exports = {
+  find: find,
+};