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demo serializeArray of form to json object
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| <!DOCTYPE html> | |
| <html> | |
| <head> | |
| <title>demo serializeArray of form to json object</title> | |
| <script type="text/javascript" src="main.js"></script> | |
| </head> | |
| <body> | |
| <form> | |
| <input type="text" name="desc" value="demo serializeArray of form to json object."> | |
| <input type="text" name="users[0].name" value="user A"> | |
| <input type="text" name="users[0].skills[0].name" value="PHP"> | |
| <input type="text" name="users[0].skills[0].years" value="12"> | |
| <input type="text" name="users[0].skills[1].name" value="Ruby"> | |
| <input type="text" name="users[0].skills[1].years" value="5"> | |
| <input type="text" name="users[0].skills[2].name" value="C#"> | |
| <input type="text" name="users[0].skills[2].years" value="2"> | |
| <input type="text" name="users[1].name" value="user A"> | |
| <input type="text" name="users[1].skills[0].name" value="Docker"> | |
| <input type="text" name="users[1].skills[0].years" value="5"> | |
| <input type="text" name="users[1].skills[1].name" value="AWS"> | |
| <input type="text" name="users[1].skills[1].years" value="7"> | |
| </form> | |
| </body> | |
| </html> |
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| var _ = require('lodash') | |
| $ = require('jquery'); | |
| // or | |
| // <script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.4/lodash.min.js"></script> | |
| // <script type="text/javascript" src="https://code.jquery.com/jquery-2.2.4.min.js"></script> | |
| var data = _.reduce($('form').serializeArray(), function (r, o) { | |
| var s = r, arr = o.name.split('.'); | |
| _.each(arr, (n, k) => { | |
| var ck = n.replace(/\[[0-9]*\]$/, ""); | |
| if (!s.hasOwnProperty(ck)) | |
| s[ck] = (new RegExp("\[[0-9]*\]$").test(n)) ? [] : {}; | |
| if (s[ck] instanceof Array) { | |
| var i = parseInt((n.match(new RegExp("([0-9]+)\]$")) || []).pop(), 10); | |
| i = isNaN(i) ? s[ck].length : i; | |
| s[ck][i] = s[ck][i] || {}; | |
| (k === arr.length - 1) ? s[ck][i] = o.value : s = s[ck][i]; | |
| } | |
| else { | |
| (k === arr.length - 1) ? s[ck] = o.value : s = s[ck]; | |
| } | |
| }) | |
| return r; | |
| }, {}); | |
| console.log(data); | |
| /** output: | |
| data: { | |
| desc: "demo serializeArray of form to json object.", | |
| users: [ | |
| { | |
| name: "user A", | |
| skills: [ | |
| { name: "PHP", years: 12 }, | |
| { name: "Ruby", years: 5 }, | |
| { name: "C#", years: 2 } | |
| ] | |
| }, | |
| { | |
| name: "user B", | |
| skills: [ | |
| { name: "Docker", years: 5 }, | |
| { name: "AWS", years: 7 } | |
| ] | |
| } | |
| ] | |
| } | |
| */ |
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