{"json_modified": "2016-08-18T03:20:41.968943", "uuid": "22be28cf-e0ac-4b29-bbe7-ebf08a16daa6", "title": "Float64Array", "url": "/zh-CN/docs/Web/JavaScript/Reference/Global_Objects/Float64Array", "tags": ["TypeArray", "\u6784\u9020\u51fd\u6570", "TypeArrays", "JavaScript"], "translations": [{"uuid": "bd512f78-58d7-4641-8938-3517a0a50b12", "title": "Float64Array", "url": "/en-US/docs/Web/JavaScript/Reference/Global_Objects/Float64Array", "tags": ["Constructor", "JavaScript", "TypedArray", "TypedArrays"], "summary": "The <strong><code>Float64Array</code></strong> typed array represents an array of 64-bit floating point numbers (corresponding to the C <code>double</code> data type) in the platform byte order. If control over byte order is needed, use <a href=\"/en-US/docs/Web/JavaScript/Reference/Global_Objects/DataView\" title=\"The DataView view provides a low-level interface for reading and writing multiple number types&#xA0;in an ArrayBuffer irrespective of the platform's endianness.\"><code>DataView</code></a> instead. The contents are initialized to <code>0</code>. Once established, you can reference elements in the array using the object's methods, or using standard array index syntax (that is, using bracket notation).", "localization_tags": [], "locale": "en-US", "last_edit": "2015-11-01T21:34:02", "review_tags": []}, {"uuid": "bd488d4b-8793-4455-b651-a941d041f214", "title": "Float64Array", "url": "/ja/docs/Web/JavaScript/Reference/Global_Objects/Float64Array", "tags": [], "summary": "<code>Float64Array \u30bf\u30a4\u30d7\u306f\u300164\u00a0\u30d3\u30c3\u30c8\u6d6e\u52d5\u5c0f\u6570\u70b9\u6570 (C \u8a00\u8a9e\u306e float \u30c7\u30fc\u30bf\u30bf\u30a4\u30d7\u306b\u76f8\u5f53\u3057\u307e\u3059) \u306e\u914d\u5217\u3092\u8868\u3057\u307e\u3059\u3002</code>\u5404\u8981\u7d20\u306e\u30d0\u30a4\u30c8\u30aa\u30fc\u30c0\u30fc\u306f\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u306b\u4f9d\u5b58\u3057\u307e\u3059\u3002\u3082\u3057\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u3057\u305f\u3044\u5834\u5408\u306f\u4ee3\u308f\u308a\u306b<a href=\"/ja/docs/Web/JavaScript/Reference/Global_Objects/DataView\" title=\"ArrayBuffer &#x306F;&#x4EFB;&#x610F;&#x306E;&#x30C7;&#x30FC;&#x30BF;&#x306E;&#x304B;&#x305F;&#x307E;&#x308A;&#x3092;&#x8868;&#x3059;&#x306E;&#x306B;&#x6709;&#x7528;&#x306A;&#x30AA;&#x30D6;&#x30B8;&#x30A7;&#x30AF;&#x30C8;&#x3067;&#x3059;&#x3002;&#x591A;&#x304F;&#x306E;&#x5834;&#x5408;&#x3001;&#x305D;&#x306E;&#x3088;&#x3046;&#x306A;&#x30C7;&#x30FC;&#x30BF;&#x306F;&#x30C7;&#x30A3;&#x30B9;&#x30AF;&#x88C5;&#x7F6E;&#x3084;&#x30CD;&#x30C3;&#x30C8;&#x30EF;&#x30FC;&#x30AF;&#x304B;&#x3089;&#x8AAD;&#x307F;&#x8FBC;&#x307E;&#x308C;&#x3001;&#x307E;&#x305F;&#x524D;&#x306B;&#x8AAC;&#x660E;&#x3057;&#x305F; Typed Array Views &#x306B;&#x3088;&#x3063;&#x3066;&#x793A;&#x3055;&#x308C;&#x308B;&#x914D;&#x7F6E;&#x306E;&#x5236;&#x7D04;&#x306B;&#x5F93;&#x3063;&#x3066;&#x3044;&#x307E;&#x305B;&#x3093;&#x3002;&#x52A0;&#x3048;&#x3066;&#x305D;&#x306E;&#x30C7;&#x30FC;&#x30BF;&#x306F;&#x5927;&#x62B5;&#x3001;&#x5B9F;&#x969B;&#x306E;&#x3068;&#x3053;&#x308D;&#x7570;&#x7A2E;&#x306E;&#x30C7;&#x30FC;&#x30BF;&#x3067;&#x69CB;&#x6210;&#x3055;&#x308C;&#x3001;&#x307E;&#x305F;&#x30D0;&#x30A4;&#x30C8;&#x9806;&#x304C;&#x5B9A;&#x7FA9;&#x6E08;&#x307F;&#x306E;&#x72B6;&#x614B;&#x306B;&#x3042;&#x308A;&#x307E;&#x3059;\"><code>DataView</code></a>\u3092\u4f7f\u3063\u3066\u4e0b\u3055\u3044\u3002\u5404\u8981\u7d20\u306f0\u3067\u521d\u671f\u5316\u3055\u308c\u307e\u3059\u3002\u751f\u6210\u3055\u308c\u305f\u00a0<code>Float64Array</code>\u00a0\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u30e1\u30bd\u30c3\u30c9\u3042\u308b\u3044\u306f\u914d\u5217\u306e\u3088\u3046\u306a\u8868\u8a18\u6cd5 (\"<code>[]</code>\")\u00a0\u3092\u7528\u3044\u3066\u3001\u8981\u7d20\u3092\u53c2\u7167\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002", "localization_tags": [], "locale": "ja", "last_edit": "2016-02-02T01:03:51", "review_tags": ["editorial"]}, {"uuid": "56f7fb14-af6e-4f96-8aed-49771e429164", "title": "Float64Array", "url": "/fr/docs/Web/JavaScript/Reference/Objets_globaux/Float64Array", "tags": ["TypedArrays", "Constructor", "Reference", "TypedArray", "R\u00e9f\u00e9rence", "JavaScript"], "summary": "Le constructeur <strong><code>Floa64Array</code></strong> permet de repr\u00e9senter un tableau typ\u00e9 dont les \u00e9l\u00e9ments sont des nombres flottants repr\u00e9sent\u00e9s sur 64 bits (ce qui correspond \u00e0 la repr\u00e9sentation du type <code>double</code> en C) dans l'ordre des octets utilis\u00e9 par la plate-forme. Si on souhaite ma\u00eetriser le boutisme (<em>endianness</em>), on pourra utiliser un objet <a href=\"/fr/docs/Web/JavaScript/Reference/Objets_globaux/DataView\" title=\"Un nouvel objet DataView repr&#xE9;sentant le tampon m&#xE9;moire (buffer) fourni.\"><code>DataView</code></a> \u00e0 la place. Les \u00e9l\u00e9ments du tableau sont initialis\u00e9s \u00e0 <code>0</code>. Une fois construit, il est possible de faire r\u00e9f\u00e9rence aux \u00e9l\u00e9ments du tableau en utilisant les m\u00e9thodes de l'objet ou la syntaxe usuelle pour l'acc\u00e8s aux \u00e9l\u00e9ments du tableau (les crochets).", "localization_tags": [], "locale": "fr", "last_edit": "2015-11-08T05:30:10", "review_tags": []}], "modified": "2016-08-18T03:20:41", "label": "Float64Array", "localization_tags": ["inprogress"], "locale": "zh-CN", "id": 192919, "last_edit": "2016-08-18T03:20:18", "summary": "<strong><code>Float64Array</code></strong>\u00a0\u7c7b\u578b\u6570\u7ec4\u4ee3\u8868\u7684\u662f\u5e73\u53f0\u5b57\u8282\u987a\u5e8f\u4e3a64\u4f4d\u7684\u6d6e\u70b9\u6570\u578b\u6570\u7ec4(\u5bf9\u5e94\u4e8e C\u00a0\u6d6e\u70b9\u6570\u636e\u7c7b\u578b) \u3002\u00a0\u5982\u679c\u9700\u8981\u63a7\u5236\u5b57\u8282\u987a\u5e8f\uff0c\u00a0\u4f7f\u7528 <a href=\"/zh-CN/docs/Web/JavaScript/Reference/Global_Objects/DataView\" title=\"DataView&#xA0;&#x89C6;&#x56FE;&#x63D0;&#x4F9B;&#x4E86;&#x4E00;&#x79CD;&#x7528;&#x4E8E;&#x5411; ArrayBuffer &#x8BFB;&#x5199;&#x6570;&#x636E;&#x7684;&#x5E95;&#x5C42;&#x63A5;&#x53E3;&#x3002;\"><code>DataView</code></a>\u00a0\u66ff\u4ee3\u3002\u5176\u5185\u5bb9\u521d\u59cb\u5316\u4e3a<code>0</code>\u3002\u4e00\u65e6\u5efa\u7acb\u8d77\u6765\uff0c\u4f60\u53ef\u4ee5\u4f7f\u7528\u8fd9\u4e2a\u5bf9\u8c61\u7684\u65b9\u6cd5\u5bf9\u5176\u5143\u7d20\u8fdb\u884c\u64cd\u4f5c\uff0c\u6216\u8005\u4f7f\u7528\u6807\u51c6\u6570\u7ec4\u7d22\u5f15\u8bed\u6cd5 (\u4f7f\u7528\u65b9\u62ec\u53f7)\u3002", "sections": [{"id": "Quick_Links", "title": null}, {"id": "\b\u8bed\u6cd5", "title": null}], "slug": "Web/JavaScript/Reference/Global_Objects/Float64Array", "review_tags": []}