1diff --git a/DOCS.md b/DOCS.md
  2index 478d921..0ca004d 100644
  3--- a/DOCS.md
  4+++ b/DOCS.md
  5@@ -2461,3 +2461,12 @@
  6 @param position - [OPTIONAL default 1] The position in the text where the search is to start. 
  7 @constructor
  8 ```
  9+
 10+### REPT 
 11+
 12+```
 13+  Repeats a character string by the given number of copies. 
 14+@param text - The text to be repeated. 
 15+@param numberOfReps - The number of repetitions 
 16+@constructor
 17+```
 18diff --git a/TODO.md b/TODO.md
 19index a538d01..6496d7e 100644
 20--- a/TODO.md
 21+++ b/TODO.md
 22@@ -46,7 +46,6 @@ Many of these formulas can be written by allowing the Sheet and Parser to return
 23 * REGEXMATCH - May be difficult considering language differences.
 24 * REGEXREPLACE - May be difficult considering language differences.
 25 * REPLACE
 26-* REPT
 27 * SUBSTITUTE
 28 * VALUE
 29 
 30diff --git a/dist/Formulas/AllFormulas.js b/dist/Formulas/AllFormulas.js
 31index 0131e70..cfcfdf1 100644
 32--- a/dist/Formulas/AllFormulas.js
 33+++ b/dist/Formulas/AllFormulas.js
 34@@ -233,6 +233,7 @@ exports.LEN = Text_1.LEN;
 35 exports.LEFT = Text_1.LEFT;
 36 exports.RIGHT = Text_1.RIGHT;
 37 exports.SEARCH = Text_1.SEARCH;
 38+exports.REPT = Text_1.REPT;
 39 var Date_1 = require("./Date");
 40 exports.DATE = Date_1.DATE;
 41 exports.DATEVALUE = Date_1.DATEVALUE;
 42diff --git a/dist/Formulas/Text.js b/dist/Formulas/Text.js
 43index 49ef8da..abc96e2 100644
 44--- a/dist/Formulas/Text.js
 45+++ b/dist/Formulas/Text.js
 46@@ -818,3 +818,20 @@ var SEARCH = function (findText, withinText, position) {
 47     throw new Errors_1.ValueError("For SEARCH evaluation, cannot find '" + findText + "' inside '" + withinText + "'");
 48 };
 49 exports.SEARCH = SEARCH;
 50+/**
 51+ * Repeats a character string by the given number of copies.
 52+ * @param text - The text to be repeated.
 53+ * @param numberOfReps - The number of repetitions
 54+ * @constructor
 55+ */
 56+var REPT = function (text, numberOfReps) {
 57+    ArgsChecker_1.ArgsChecker.checkLength(arguments, 2, "REPT");
 58+    text = TypeConverter_1.TypeConverter.firstValueAsString(text);
 59+    numberOfReps = TypeConverter_1.TypeConverter.firstValueAsNumber(numberOfReps);
 60+    if (numberOfReps < 0) {
 61+        throw new Errors_1.ValueError("Formula REPT parameter 2 value is " + numberOfReps
 62+            + ", but should be greater than or equal to 0.");
 63+    }
 64+    return new Array(numberOfReps + 1).join(text);
 65+};
 66+exports.REPT = REPT;
 67diff --git a/src/Formulas/AllFormulas.ts b/src/Formulas/AllFormulas.ts
 68index 21d62ce..1d8209f 100644
 69--- a/src/Formulas/AllFormulas.ts
 70+++ b/src/Formulas/AllFormulas.ts
 71@@ -240,7 +240,8 @@ import {
 72   LEN,
 73   LEFT,
 74   RIGHT,
 75-  SEARCH
 76+  SEARCH,
 77+  REPT
 78 } from "./Text"
 79 import {
 80   DATE,
 81@@ -541,5 +542,6 @@ export {
 82   LEN,
 83   LEFT,
 84   RIGHT,
 85-  SEARCH
 86+  SEARCH,
 87+  REPT
 88 }
 89\ No newline at end of file
 90diff --git a/src/Formulas/Text.ts b/src/Formulas/Text.ts
 91index 5270124..0cfef32 100644
 92--- a/src/Formulas/Text.ts
 93+++ b/src/Formulas/Text.ts
 94@@ -850,6 +850,23 @@ let SEARCH = function (findText, withinText, position?) {
 95   throw new ValueError("For SEARCH evaluation, cannot find '" + findText + "' inside '" + withinText + "'");
 96 };
 97 
 98+/**
 99+ * Repeats a character string by the given number of copies.
100+ * @param text - The text to be repeated.
101+ * @param numberOfReps - The number of repetitions
102+ * @constructor
103+ */
104+let REPT = function (text, numberOfReps) {
105+  ArgsChecker.checkLength(arguments, 2, "REPT");
106+  text = TypeConverter.firstValueAsString(text);
107+  numberOfReps = TypeConverter.firstValueAsNumber(numberOfReps);
108+  if (numberOfReps < 0) {
109+    throw new ValueError("Formula REPT parameter 2 value is " + numberOfReps
110+      + ", but should be greater than or equal to 0.");
111+  }
112+  return new Array(numberOfReps + 1).join(text);
113+};
114+
115 export {
116   ARABIC,
117   CHAR,
118@@ -868,5 +885,6 @@ export {
119   LEN,
120   LEFT,
121   RIGHT,
122-  SEARCH
123+  SEARCH,
124+  REPT
125 }
126\ No newline at end of file
127diff --git a/tests/Formulas/TextTest.ts b/tests/Formulas/TextTest.ts
128index 05c4c5d..fc9a220 100644
129--- a/tests/Formulas/TextTest.ts
130+++ b/tests/Formulas/TextTest.ts
131@@ -16,7 +16,8 @@ import {
132   LEN,
133   LEFT,
134   RIGHT,
135-  SEARCH
136+  SEARCH,
137+  REPT
138 } from "../../src/Formulas/Text";
139 import * as ERRORS from "../../src/Errors";
140 import {
141@@ -467,3 +468,18 @@ test("SEARCH", function(){
142     SEARCH.apply(this, [1, 2, 3, 4]);
143   }, ERRORS.NA_ERROR);
144 });
145+
146+test("REPT", function(){
147+  assertEquals(REPT("s", 0), "");
148+  assertEquals(REPT("s", 1), "s");
149+  assertEquals(REPT("s", 10), "ssssssssss");
150+  catchAndAssertEquals(function() {
151+    REPT("s", -1);
152+  }, ERRORS.VALUE_ERROR);
153+  catchAndAssertEquals(function() {
154+    REPT.apply(this, [1]);
155+  }, ERRORS.NA_ERROR);
156+  catchAndAssertEquals(function() {
157+    REPT.apply(this, [1, 2, 3]);
158+  }, ERRORS.NA_ERROR);
159+});
160diff --git a/tests/SheetFormulaTest.ts b/tests/SheetFormulaTest.ts
161index fbebc50..844ba5d 100644
162--- a/tests/SheetFormulaTest.ts
163+++ b/tests/SheetFormulaTest.ts
164@@ -1069,6 +1069,10 @@ test("Sheet SEARCH", function(){
165   assertFormulaEquals('=SEARCH("soup", "soup?")', 1);
166 });
167 
168+test("Sheet REPT", function(){
169+  assertFormulaEquals('=REPT("a", 2)', "aa");
170+});
171+
172 test("Sheet parsing error", function(){
173   assertFormulaEqualsError('= 10e', PARSE_ERROR);
174   assertFormulaEqualsError('= SUM(', PARSE_ERROR);