Module.HEAPF64.set(new Float64Array([1,2,3]), offset/8); displayArray(offset);
var floatArray = new Float64Array(4); floatArray[3] = 3.0; var normalArray = [].slice.call(floatArray); console.log(normalArray); //[0, 0, 0, 3]
var d1 = document.querySelector('#d1'); var d2 = document.querySelector('#d2'); var d3 = document.querySelector('#d3'); // CHANGED HERE var fa = new Float64Array(1); var date; setInterval(function() { date = Date.now(); fa[0] = 52343225; // another value to clear the previous value - doesn't help fa[0] = date; d1.textContent = date; d2.textContent = fa[0]; d3.textContent = date - fa[0]; }, 50);
var num = "65"; var x = new Float64Array(1); x[x.length-1] = parseFloat(num); console.log(x[0]);
var f = new Float64Array( 1 ); // creating typed array to contain single 64-bit IEEE754 f.set( [ 1.0 ], 0 ); // transferring JSNumber for untyped array to first element of typed one var d = new DataView( f.buffer ); // creating raw view on content in typed array var w1 = d.getUint32( 0 ); // accessing bytes 0 to 3 of typed array var w2 = d.getUint32( 4 ); // accessing bytes 4 to 7 of typed array
(function() { try { var a = new Float64Array(1); return; //no need } catch(e) { window.location.replace("../../js-fc-solve/incompatible-browser.html"); } // Closing the catch block, but not closing the function block )();
(function() { try { var a = new Float64Array(1); return; //no need } catch(e) { window.location.replace("../../js-fc-solve/incompatible-browser.html"); } // Closing the catch block })(); // Close the function block before trying to call the anonymous function
var a = new Float64Array([1, 2, 3]); var b = new Float64Array([4, 5]); var c = new Float64Array(a.length + b.length); c.set(a, 0); c.set(b, a.length);
var n = yourFloatingPointValue; var f64 = new Float64Array(1); var dv = new DataView(f64.buffer); dv.setFloat64(0, n, false); // false -> big-endian var bytes = []; for (var i = 0; i < 8; i++) bytes.push(dv.getUint8(i));
var f64 = new Float64Array(1); var u8 = new Uint8Array(f64.buffer);
var f64ry = new Float64Array(3); var records_added = 1;
var floats32 = new Float32Array(1), floats64 = new Float64Array(1), n = 3.14159; floats32[0] = n; floats64[0] = n; console.log("float", floats32[0]); console.log("double", floats64[0]);
let a = new Float64Array(1000000); for (let n = 0; n < 1000000; ++n) { a[n] = Math.random();
let t01 = new Uint8Array([1, 2, 3, 4]); let t02 = new Int8Array([1, 2, 3, 4]); let t03 = new Uint8Array([1, 2, 3, 4]); let t04 = new Uint8ClampedArray([1, 2, 3, 4]); let t05 = new Int16Array([1, 2, 3, 4]); let t06 = new Uint16Array([1, 2, 3, 4]); let t07 = new Int32Array([1, 2, 3, 4]); let t08 = new Uint32Array([1, 2, 3, 4]); let t09 = new Float32Array([1.5, 2.5, 3.5, 4.5]); let t10 = new Float64Array([1.5, 2.5, 3.5, 4.5]); let arrayBuffer = new ArrayBuffer(16);
private static Object toTypedArray(final V8Array typedArray) { int arrayType = typedArray.getType(); ByteBuffer buffer = ((V8TypedArray) typedArray).getByteBuffer(); switch (arrayType) { case V8Value.INT_8_ARRAY: return new Int8Array(buffer); case V8Value.UNSIGNED_INT_8_ARRAY: return new UInt8Array(buffer); case V8Value.UNSIGNED_INT_8_CLAMPED_ARRAY: return new UInt8ClampedArray(buffer); case V8Value.INT_16_ARRAY: return new Int16Array(buffer); case V8Value.UNSIGNED_INT_16_ARRAY: return new UInt16Array(buffer); case V8Value.INT_32_ARRAY: return new Int32Array(buffer); case V8Value.UNSIGNED_INT_32_ARRAY: return new UInt32Array(buffer); case V8Value.FLOAT_32_ARRAY: return new Float32Array(buffer); case V8Value.FLOAT_64_ARRAY: return new Float64Array(buffer); default: throw new IllegalStateException("Known Typed Array type: " + V8Value.getStringRepresentaion(arrayType)); } }
private static Object toTypedArray(final V8Array typedArray) { int arrayType = typedArray.getType(); ByteBuffer buffer = ((V8TypedArray) typedArray).getByteBuffer(); switch (arrayType) { case V8Value.INT_8_ARRAY: return new Int8Array(buffer); case V8Value.UNSIGNED_INT_8_ARRAY: return new UInt8Array(buffer); case V8Value.UNSIGNED_INT_8_CLAMPED_ARRAY: return new UInt8ClampedArray(buffer); case V8Value.INT_16_ARRAY: return new Int16Array(buffer); case V8Value.UNSIGNED_INT_16_ARRAY: return new UInt16Array(buffer); case V8Value.INT_32_ARRAY: return new Int32Array(buffer); case V8Value.UNSIGNED_INT_32_ARRAY: return new UInt32Array(buffer); case V8Value.FLOAT_32_ARRAY: return new Float32Array(buffer); case V8Value.FLOAT_64_ARRAY: return new Float64Array(buffer); default: throw new IllegalStateException("Known Typed Array type: " + V8Value.getStringRepresentaion(arrayType)); } }