| 1 | "use strict";
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| 2 | String.prototype.capitalize = function () {
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| 3 | return this.charAt(0).toUpperCase() + this.slice(1);
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| 4 | };
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| 5 | Array.prototype.insert = function (index, items) {
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| 6 | for (let i = index; i < index + items.length; i++) {
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| 7 | this[i] = items[i - index];
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| 8 | }
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| 9 | return this;
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| 10 | };
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| 11 | Array.prototype.remove = function (o) {
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| 12 | const index = this.indexOf(o);
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| 13 | if (index === -1)
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| 14 | return this;
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| 15 | this.splice(index, 1);
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| 16 | return this;
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| 17 | };
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| 18 | Array.prototype.random = function () {
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| 19 | return this[Math.floor(Math.random() * this.length)];
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| 20 | };
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| 21 | |
| \ | No newline at end of file |