mirror of
https://github.com/Doodle3D/Doodle3D-API
synced 2024-12-23 22:13:48 +01:00
28 lines
753 B
JavaScript
28 lines
753 B
JavaScript
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/* */
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var $ = require("./$"),
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$def = require("./$.def"),
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abs = Math.abs,
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floor = Math.floor,
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_isFinite = $.g.isFinite,
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MAX_SAFE_INTEGER = 0x1fffffffffffff;
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function isInteger(it) {
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return !$.isObject(it) && _isFinite(it) && floor(it) === it;
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}
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$def($def.S, 'Number', {
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EPSILON: Math.pow(2, -52),
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isFinite: function isFinite(it) {
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return typeof it == 'number' && _isFinite(it);
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},
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isInteger: isInteger,
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isNaN: function isNaN(number) {
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return number != number;
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},
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isSafeInteger: function isSafeInteger(number) {
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return isInteger(number) && abs(number) <= MAX_SAFE_INTEGER;
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},
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MAX_SAFE_INTEGER: MAX_SAFE_INTEGER,
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MIN_SAFE_INTEGER: -MAX_SAFE_INTEGER,
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parseFloat: parseFloat,
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parseInt: parseInt
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});
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