18 lines
405 B
TypeScript
18 lines
405 B
TypeScript
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const boolean = function (value: any): boolean {
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switch (Object.prototype.toString.call(value)) {
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case '[object String]':
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return [ 'true', 't', 'yes', 'y', 'on', '1' ].includes(value.trim().toLowerCase());
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case '[object Number]':
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return value.valueOf() === 1;
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case '[object Boolean]':
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return value.valueOf();
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default:
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return false;
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}
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};
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export { boolean };
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