# ArraySplice Modifies an array by removing elements and adding new elements. It starts from the index, removes as many elements as specified by elementCountForRemoval, and puts the replacements starting from index position. ## Method Signature ``` ArraySplice(array=[modifiablearray], index=[Integer], elementCountForRemoval=[Integer], replacements=[array]) ``` ### Arguments | Argument | Type | Required | Description | Default | | ------------------------ | ----------------- | -------- | --------------------------------------------- | ------- | | `array` | `modifiablearray` | `true` | The array to splice | | | `index` | `Integer` | `true` | The initial position to remove or insert from | | | `elementCountForRemoval` | `Integer` | `false` | The number of elemetns to remove | `0` | | `replacements` | `array` | `false` | An array of elements to insert | | ## Examples ### arraySplice inserting replacements at position 2 while removing 0 elements [Run Example](https://try.boxlang.io/?code=eJzLzc8ryShWsFWIVuDiVPJKzFPSAdK%2BiUXJGWCWY0FRZg6Y5VWal6rEFWvNlVmSmgvSABRzS00CCyUWFSVWBhfkZCanaijkgo3UUTDSUTDQUQCr1rTmKi8CslJKcwtgCkCCAGPBI3Y%3D) ```java months = [ "Jan", "March", "April", "June" ]; item = [ "Feb" ]; arraySplice( months, 2, 0, item ); writedump( months ); ``` Result: \["Jan","Feb","March","April","June"] ### arraySplice inserting replacements at position 3 while removing 2 elements [Run Example](https://try.boxlang.io/?code=eJzLzc8ryShWsFWIVuDiVPJKzFPSAdK%2BiUXJGWCWY0FRZg6Y5VWal6rEFWvNlVmSmgvSABRzS00CCyUWFSVWBhfkZCanaijkgo3UUTDWUTDSUQCr1rTmKi8CslJKcwtgCkCCAGQkI3k%3D) ```java months = [ "Jan", "March", "April", "June" ]; item = [ "Feb" ]; arraySplice( months, 3, 2, item ); writedump( months ); ``` Result: \["Jan","March","Feb"] ### arraySplice inserting replacements at position -3 while removing 0 elements [Run Example](https://try.boxlang.io/?code=eJzLzc8ryShWsFWIVuDiVPJKzFPSAdK%2BiUXJGWCWY0FRZg6Y5VWal6rEFWvNlVmSmgvSABRzS00CCyUWFSVWBhfkZCanaijkgo3UUdA11lEw0FEAK9e05iovArJSSnMLYCpAggCDJyOk) ```java months = [ "Jan", "March", "April", "June" ]; item = [ "Feb" ]; arraySplice( months, -3, 0, item ); writedump( months ); ``` Result: \["Jan","Feb","March","April","June"] ### arraySplice inserting replacements at position 5 which is greater than the length of the array [Run Example](https://try.boxlang.io/?code=eJzLzc8ryShWsFWIVuDiVPJKzFPSAdK%2BiUXJGWCWY0FRZg6Y5VWal6rEFWvNlVmSmgvSABRzS00CCyUWFSVWBhfkZCanaijkgo3UUTDVUTDQUQCr1rTmKi8CslJKcwtgCkCCAGQqI3k%3D) ```java months = [ "Jan", "March", "April", "June" ]; item = [ "Feb" ]; arraySplice( months, 5, 0, item ); writedump( months ); ``` Result: \["Jan","March","April","June","Feb"] ### Splice an array using member function [Run Example](https://try.boxlang.io/?code=eJzLzc8ryShWsFWIVuDiVPJKzFPSAdK%2BiUXJGWCWY0FRZg6Y5VWal6rEFWvNlVmSmgvSABRzS00CC%2BWCTdErLsjJTE7VUDDSUTDQUQCr07TmKi8CslJKcws0FCDqQIIAiRAhWQ%3D%3D) ```java months = [ "Jan", "March", "April", "June" ]; item = [ "Feb" ]; months.splice( 2, 0, item ); writedump( months ); ``` Result: \["Jan","Feb","March","April","June"] ### Additional Examples [Run Example](https://try.boxlang.io/?code=eJxzSawsVrBViFbg4lQKLs1T0gHSvvkQOjw1BUyHZJQWFYNZbkWZYDo4sUSJK9aaK7MkNRekG6SoNLUYLOZYVJRYGVyQk5mcqqHgAjReR8FYR8FARwGsWNOaq7wIyEopzS2ASIOEALc4Iyo%3D) ```java Days = [ "Sun", "Mon", "Wed", "Thurs", "Fri", "Sat" ]; item = [ "Tues" ]; ArraySplice( Days, 3, 0, item ); writedump( Days ); ``` ## Related * [ArrayAppend](https://boxlang.ortusbooks.com/boxlang-language/reference/built-in-functions/array/arrayappend) * [ArrayAvg](https://boxlang.ortusbooks.com/boxlang-language/reference/built-in-functions/array/arrayavg) * [ArrayChunk](https://boxlang.ortusbooks.com/boxlang-language/reference/built-in-functions/array/arraychunk) * [ArrayClear](https://boxlang.ortusbooks.com/boxlang-language/reference/built-in-functions/array/arrayclear) * [ArrayContains](https://boxlang.ortusbooks.com/boxlang-language/reference/built-in-functions/array/arraycontains) * [ArrayContainsNoCase](https://boxlang.ortusbooks.com/boxlang-language/reference/built-in-functions/array/arraycontainsnocase) * [ArrayDelete](https://boxlang.ortusbooks.com/boxlang-language/reference/built-in-functions/array/arraydelete) * [ArrayDeleteAt](https://boxlang.ortusbooks.com/boxlang-language/reference/built-in-functions/array/arraydeleteat) * [ArrayDeleteNoCase](https://boxlang.ortusbooks.com/boxlang-language/reference/built-in-functions/array/arraydeletenocase) * [ArrayEach](https://boxlang.ortusbooks.com/boxlang-language/reference/built-in-functions/array/arrayeach) * [ArrayEvery](https://boxlang.ortusbooks.com/boxlang-language/reference/built-in-functions/array/arrayevery) * [ArrayFilter](https://boxlang.ortusbooks.com/boxlang-language/reference/built-in-functions/array/arrayfilter) * [ArrayFind](https://boxlang.ortusbooks.com/boxlang-language/reference/built-in-functions/array/arrayfind) * [ArrayFindAll](https://boxlang.ortusbooks.com/boxlang-language/reference/built-in-functions/array/arrayfindall) * [ArrayFindAllNoCase](https://boxlang.ortusbooks.com/boxlang-language/reference/built-in-functions/array/arrayfindallnocase) * [ArrayFindFirst](https://boxlang.ortusbooks.com/boxlang-language/reference/built-in-functions/array/arrayfindfirst) * [ArrayFindNoCase](https://boxlang.ortusbooks.com/boxlang-language/reference/built-in-functions/array/arrayfindnocase) * [ArrayFirst](https://boxlang.ortusbooks.com/boxlang-language/reference/built-in-functions/array/arrayfirst) * [ArrayFlatMap](https://boxlang.ortusbooks.com/boxlang-language/reference/built-in-functions/array/arrayflatmap) * [ArrayFlatten](https://boxlang.ortusbooks.com/boxlang-language/reference/built-in-functions/array/arrayflatten) * [ArrayGetMetadata](https://boxlang.ortusbooks.com/boxlang-language/reference/built-in-functions/array/arraygetmetadata) * [ArrayGroupBy](https://boxlang.ortusbooks.com/boxlang-language/reference/built-in-functions/array/arraygroupby) * [ArrayIndexExists](https://boxlang.ortusbooks.com/boxlang-language/reference/built-in-functions/array/arrayindexexists) * [ArrayInsertAt](https://boxlang.ortusbooks.com/boxlang-language/reference/built-in-functions/array/arrayinsertat) * [ArrayIsDefined](https://boxlang.ortusbooks.com/boxlang-language/reference/built-in-functions/array/arrayisdefined) * [ArrayLast](https://boxlang.ortusbooks.com/boxlang-language/reference/built-in-functions/array/arraylast) * [ArrayMap](https://boxlang.ortusbooks.com/boxlang-language/reference/built-in-functions/array/arraymap) * [ArrayMax](https://boxlang.ortusbooks.com/boxlang-language/reference/built-in-functions/array/arraymax) * [ArrayMedian](https://boxlang.ortusbooks.com/boxlang-language/reference/built-in-functions/array/arraymedian) * [ArrayMerge](https://boxlang.ortusbooks.com/boxlang-language/reference/built-in-functions/array/arraymerge) * [ArrayMid](https://boxlang.ortusbooks.com/boxlang-language/reference/built-in-functions/array/arraymid) * [ArrayMin](https://boxlang.ortusbooks.com/boxlang-language/reference/built-in-functions/array/arraymin) * [ArrayNew](https://boxlang.ortusbooks.com/boxlang-language/reference/built-in-functions/array/arraynew) * [ArrayNone](https://boxlang.ortusbooks.com/boxlang-language/reference/built-in-functions/array/arraynone) * [ArrayPop](https://boxlang.ortusbooks.com/boxlang-language/reference/built-in-functions/array/arraypop) * [ArrayPrepend](https://boxlang.ortusbooks.com/boxlang-language/reference/built-in-functions/array/arrayprepend) * [ArrayPush](https://boxlang.ortusbooks.com/boxlang-language/reference/built-in-functions/array/arraypush) * [ArrayRange](https://boxlang.ortusbooks.com/boxlang-language/reference/built-in-functions/array/arrayrange) * [ArrayReduce](https://boxlang.ortusbooks.com/boxlang-language/reference/built-in-functions/array/arrayreduce) * [ArrayReduceRight](https://boxlang.ortusbooks.com/boxlang-language/reference/built-in-functions/array/arrayreduceright) * [ArrayReject](https://boxlang.ortusbooks.com/boxlang-language/reference/built-in-functions/array/arrayreject) * [ArrayResize](https://boxlang.ortusbooks.com/boxlang-language/reference/built-in-functions/array/arrayresize) * [ArrayReverse](https://boxlang.ortusbooks.com/boxlang-language/reference/built-in-functions/array/arrayreverse) * [ArraySet](https://boxlang.ortusbooks.com/boxlang-language/reference/built-in-functions/array/arrayset) * [ArrayShift](https://boxlang.ortusbooks.com/boxlang-language/reference/built-in-functions/array/arrayshift) * [ArraySlice](https://boxlang.ortusbooks.com/boxlang-language/reference/built-in-functions/array/arrayslice) * [ArraySome](https://boxlang.ortusbooks.com/boxlang-language/reference/built-in-functions/array/arraysome) * [ArraySort](https://boxlang.ortusbooks.com/boxlang-language/reference/built-in-functions/array/arraysort) * [ArraySum](https://boxlang.ortusbooks.com/boxlang-language/reference/built-in-functions/array/arraysum) * [ArraySwap](https://boxlang.ortusbooks.com/boxlang-language/reference/built-in-functions/array/arrayswap) * [ArrayToList](https://boxlang.ortusbooks.com/boxlang-language/reference/built-in-functions/array/arraytolist) * [ArrayToStruct](https://boxlang.ortusbooks.com/boxlang-language/reference/built-in-functions/array/arraytostruct) * [ArrayTranspose](https://boxlang.ortusbooks.com/boxlang-language/reference/built-in-functions/array/arraytranspose) * [ArrayUnique](https://boxlang.ortusbooks.com/boxlang-language/reference/built-in-functions/array/arrayunique) * [ArrayUnshift](https://boxlang.ortusbooks.com/boxlang-language/reference/built-in-functions/array/arrayunshift) * [ArrayZip](https://boxlang.ortusbooks.com/boxlang-language/reference/built-in-functions/array/arrayzip) --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://boxlang.ortusbooks.com/boxlang-language/reference/built-in-functions/array/arraysplice.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.