Created
May 8, 2017 08:07
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[noCircularJson.js]
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| function jsonStringify (obj) { | |
| var cache = [] | |
| function filter (key, value) { | |
| if (typeof value === 'object' && value != null) { | |
| if (cache.includes(value)) { | |
| return // may circular | |
| } | |
| cache.push(value) | |
| } | |
| return value | |
| } | |
| return JSON.stringify(obj, filter) | |
| } |
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