Add delete operator example #6
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tshemsedinov
changed the title
JavaScript/7-delete.js
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| const org = 'HowProgrammingWorks'; | ||
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| // console.log(delete org); // Raises SyntaxError in strict mode |
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Why console.log(delete org); ? Just delete org;
JavaScript/7-delete.js
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| const country = { | ||
| name: 'Chile', | ||
| ruler: 'Augusto Pinochet', |
| alive: false | ||
| }; | ||
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| delete country.ruler; |
JavaScript/7-delete.js
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| console.dir({ country }); | ||
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| console.log(delete country.born); | ||
| console.log(delete country.population); |
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I left it to show that this operation returns true, no need in this? |
tshemsedinov
approved these changes
Sep 30, 2017
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Added examples of using delete operator with strict mode.
Missing only cases with prototype chain (MDN).