Javascript AutoComplete Plugin

javascript

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Javascript AutoComplete Plugin

A javascript plugin to make select the value in a list with auto-suggestion features. This plugin supports all keyboard events as well.

Include the autocomplete plugin in your web page

<link rel="stylesheet" type="text/css" href="./css/autocomplete.min.css">
<script src="./js/autocomplete.min.js"></script>

HTML element

<div className="jautocomplete" id="autocomplete"><input type="text" /></div>

Options Input format

Options input format should array format.

var dataArray = ["google", "yahoo", "gmail", "youtube"];

Options for output key format.

var dataValue = {
    "google": 101,
    "yahoo": 102,
    "gmail": 103,
    "youtube": 104
};

Customize plugin options

var option = {
    "options": dataArray,
    "optionValue": dataValue,
            
    "id": "autocomplete",
    "warning": "No data found",
    "outputObject":"lan",
    "outputKey":2,
    "arrowHide":true,
    "tabSuggestion":true,
    "input": {
        "type": "text",
        "maxlength": "10",
        "id": "",
        "class": "",
        "placeholder": "Select Language",
        "autofocus": "autofocus",
        "required": "required",
        "onClick": "",
        "onChange": "",
        "onKeyPress": ""
    }
}

Initialize the plugin.

jautocomplete(option);

Input Options

Options

Description

options

Array format for display value.

optionValue

Optional, Selected key value for display. Object format.

maxlength

Allow number of character

id for element

class

class for element

placeholder

Placeholder for input element

autofocus

Focus on the input element

required

Required filed for before submit

Warning

if the data is not matching in the list

arrowHide

Hide and show arrow icon

optionValue

object format for select key value

outputCase

converting display text upper-case

outputLength

output text split by length and set to value

tabSuggestion

on tab navigation open the list

Get Selected Value

var selectedVal = document.getElementById(id).getAttribute("data-value");

Get Selected value using Change Callback Method

When selecting the value, this callback method will trigger.

jautocompleteChange("autocomplete", function (val, txt) {
   // code
});

val - Select box value
txt - Display value

Set value to Autocomplete

jautocompleteSetValue(id, value);

Reset the Autocomplete

Reset the values and all options.

jautocompleteReset(id);

Output Format:

Options

Description

outputLength

is optional and how much letter for output value

optionValue

{"key":value} key value will be selected

data-selected

when we passing the options optionValue and outputLength

data-value

normal value displayed

Keyboard shortcut support

Key

Actions

Tab

Focus the select box

Down

Move to next option in the suggestion list

Move to Previous option in the suggestion list

Enter

Select the current list selected

Esc

Close the pop up

Features

No dependencies
Key events Implemented
Light weight

Browser support

Autocomplete js is pure javascript code, So no other dependencies and Most of modern web broswers supported.