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May 4, 2020 21:15
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Autocomplete with React
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| <!DOCTYPE html> | |
| <html> | |
| <head> | |
| <meta charset="UTF-8" /> | |
| <title>Learning React</title> | |
| <link rel="stylesheet" href="./style.css"> | |
| <script src="https://unpkg.com/react@16/umd/react.development.js"></script> | |
| <script src="https://unpkg.com/react-dom@16/umd/react-dom.development.js"></script> | |
| <script src="https://unpkg.com/@babel/standalone/babel.min.js"></script> | |
| </head> | |
| <body> | |
| <div id="root"></div> | |
| <script src="./script.jsx" type="text/babel"></script> | |
| </body> | |
| </html> |
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| const countries = ["Afghanistan", "Albania", "Algeria", "Andorra", "Angola", "Anguilla", "Antigua & Barbuda", "Argentina", "Armenia", "Aruba", "Australia", "Austria", "Azerbaijan", "Bahamas", "Bahrain", "Bangladesh", "Barbados", "Belarus", "Belgium", "Belize", "Benin", "Bermuda", "Bhutan", "Bolivia", "Bosnia & Herzegovina", "Botswana", "Brazil", "British Virgin Islands", "Brunei", "Bulgaria", "Burkina Faso", "Burundi", "Cambodia", "Cameroon", "Canada", "Cape Verde", "Cayman Islands", "Central Arfrican Republic", "Chad", "Chile", "China", "Colombia", "Congo", "Cook Islands", "Costa Rica", "Cote D Ivoire", "Croatia", "Cuba", "Curacao", "Cyprus", "Czech Republic", "Denmark", "Djibouti", "Dominica", "Dominican Republic", "Ecuador", "Egypt", "El Salvador", "Equatorial Guinea", "Eritrea", "Estonia", "Ethiopia", "Falkland Islands", "Faroe Islands", "Fiji", "Finland", "France", "French Polynesia", "French West Indies", "Gabon", "Gambia", "Georgia", "Germany", "Ghana", "Gibraltar", "Greece", "Greenland", "Grenada", "Guam", "Guatemala", "Guernsey", "Guinea", "Guinea Bissau", "Guyana", "Haiti", "Honduras", "Hong Kong", "Hungary", "Iceland", "India", "Indonesia", "Iran", "Iraq", "Ireland", "Isle of Man", "Israel", "Italy", "Jamaica", "Japan", "Jersey", "Jordan", "Kazakhstan", "Kenya", "Kiribati", "Kosovo", "Kuwait", "Kyrgyzstan", "Laos", "Latvia", "Lebanon", "Lesotho", "Liberia", "Libya", "Liechtenstein", "Lithuania", "Luxembourg", "Macau", "Macedonia", "Madagascar", "Malawi", "Malaysia", "Maldives", "Mali", "Malta", "Marshall Islands", "Mauritania", "Mauritius", "Mexico", "Micronesia", "Moldova", "Monaco", "Mongolia", "Montenegro", "Montserrat", "Morocco", "Mozambique", "Myanmar", "Namibia", "Nauro", "Nepal", "Netherlands", "Netherlands Antilles", "New Caledonia", "New Zealand", "Nicaragua", "Niger", "Nigeria", "North Korea", "Norway", "Oman", "Pakistan", "Palau", "Palestine", "Panama", "Papua New Guinea", "Paraguay", "Peru", "Philippines", "Poland", "Portugal", "Puerto Rico", "Qatar", "Reunion", "Romania", "Russia", "Rwanda", "Saint Pierre & Miquelon", "Samoa", "San Marino", "Sao Tome and Principe", "Saudi Arabia", "Senegal", "Serbia", "Seychelles", "Sierra Leone", "Singapore", "Slovakia", "Slovenia", "Solomon Islands", "Somalia", "South Africa", "South Korea", "South Sudan", "Spain", "Sri Lanka", "St Kitts & Nevis", "St Lucia", "St Vincent", "Sudan", "Suriname", "Swaziland", "Sweden", "Switzerland", "Syria", "Taiwan", "Tajikistan", "Tanzania", "Thailand", "Timor L'Este", "Togo", "Tonga", "Trinidad & Tobago", "Tunisia", "Turkey", "Turkmenistan", "Turks & Caicos", "Tuvalu", "Uganda", "Ukraine", "United Arab Emirates", "United Kingdom", "United States of America", "Uruguay", "Uzbekistan", "Vanuatu", "Vatican City", "Venezuela", "Vietnam", "Virgin Islands (US)", "Yemen", "Zambia", "Zimbabwe"]; | |
| class AutoCompleteField extends React.Component { | |
| constructor(props) { | |
| super(props); | |
| this.state = { | |
| input: "", | |
| items: [] | |
| }; | |
| this.handleChange = this.handleChange.bind(this); | |
| } | |
| handleChange(event) { | |
| this.setState({ | |
| input: event.target.value | |
| }); | |
| } | |
| render() { | |
| const regex = RegExp(this.state.input, "gi"); | |
| const list = countries.reduce((acc, elem, index) => { | |
| if (regex.test(elem)) { | |
| return acc.concat(<div className="matches" key={index}>{elem}</div>); | |
| } | |
| return acc; | |
| }, []); | |
| return ( | |
| <div className="autocomplete"> | |
| <h1>Autocomplete Test</h1> | |
| <input type="search" onChange={this.handleChange} | |
| placeholder="Type address"></input> | |
| <div>{this.state.input && list}</div> | |
| </div> | |
| ); | |
| } | |
| } | |
| ReactDOM.render( | |
| <AutoCompleteField />, | |
| document.getElementById("root")); |
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| input[type=search] { | |
| width: 100%; | |
| padding: 10px 20px; | |
| font-size: 18px; | |
| } | |
| .matches { | |
| padding: 5px 10px; | |
| border: 1px solid rgba(0,0,0,0.2); | |
| border-top: none; | |
| font-size: 18px; | |
| } |
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