Created
June 13, 2014 01:36
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Oneliner to create comma separated string from array
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| [1,2,3].join(',').replace(/\s*,\s*(,\s*)+/g, ',').replace(/^\s*,?/, '').replace(/,?\s*$/, '').replace(/,/g, ', ') | |
| // "1, 2, 3" | |
| [].join(',').replace(/\s*,\s*(,\s*)+/g, ',').replace(/^\s*,?/, '').replace(/,?\s*$/, '').replace(/,/g, ', ') | |
| // "" | |
| [null, 2, null].join(',').replace(/\s*,\s*(,\s*)+/g, ',').replace(/^\s*,?/, '').replace(/,?\s*$/, '').replace(/,/g, ', ') | |
| // "2" | |
| [1, 2, null].join(',').replace(/\s*,\s*(,\s*)+/g, ',').replace(/^\s*,?/, '').replace(/,?\s*$/, '').replace(/,/g, ', ') | |
| // "1, 2" | |
| [null, null, null].join(',').replace(/\s*,\s*(,\s*)+/g, ',').replace(/^\s*,?/, '').replace(/,?\s*$/, '').replace(/,/g, ', ') | |
| // "" | |
| [1, null, 3].join(',').replace(/\s*,\s*(,\s*)+/g, ',').replace(/^\s*,?/, '').replace(/,?\s*$/, '').replace(/,/g, ', ') | |
| // "1, 3" | |
| [1, null, null, null, 5, null, null, null, 9].join(',').replace(/\s*,\s*(,\s*)+/g, ',').replace(/^\s*,?/, '').replace(/,?\s*$/, '').replace(/,/g, ', ') | |
| // "1, 5, 9" | |
| [" 1 ", null, null, null, " 5 ", null, null, null, " 9 "].join(',').replace(/\s*,\s*(,\s*)+/g, ',').replace(/^\s*,?/, '').replace(/,?\s*$/, '').replace(/,/g, ', ') | |
| // "1, 5, 9" |
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