< M A T L A B (R) > Copyright 1984-2010 The MathWorks, Inc. Version 7.11.0.584 (R2010b) 64-bit (glnxa64) August 16, 2010 To get started, type one of these: helpwin, helpdesk, or demo. For product information, visit www.mathworks.com. >> >> >> >> >> >> >> >> >> %================================================= >> % a simple scalar value >> %================================================= >> >> data2json = 3.1416 >> ans = [3.141592654] >> json2data = 3.1416 >> >> %================================================= >> % a complex number >> %================================================= >> >> >> data2json = 1.0000 + 2.0000i >> ans = { "_ArrayType_": "double", "_ArraySize_": [1,1], "_ArrayIsComplex_": 1, "_ArrayData_": [1,2] } >> json2data = 1.0000 + 2.0000i >> >> %================================================= >> % a complex matrix >> %================================================= >> >> >> data2json = 35.0000 +26.0000i 1.0000 +19.0000i 6.0000 +24.0000i 3.0000 +21.0000i 32.0000 +23.0000i 7.0000 +25.0000i 31.0000 +22.0000i 9.0000 +27.0000i 2.0000 +20.0000i 8.0000 +17.0000i 28.0000 +10.0000i 33.0000 +15.0000i 30.0000 +12.0000i 5.0000 +14.0000i 34.0000 +16.0000i 4.0000 +13.0000i 36.0000 +18.0000i 29.0000 +11.0000i >> ans = { "_ArrayType_": "double", "_ArraySize_": [6,3], "_ArrayIsComplex_": 1, "_ArrayData_": [ [35,26], [3,21], [31,22], [8,17], [30,12], [4,13], [1,19], [32,23], [9,27], [28,10], [5,14], [36,18], [6,24], [7,25], [2,20], [33,15], [34,16], [29,11] ] } >> json2data = 35.0000 +26.0000i 1.0000 +19.0000i 6.0000 +24.0000i 3.0000 +21.0000i 32.0000 +23.0000i 7.0000 +25.0000i 31.0000 +22.0000i 9.0000 +27.0000i 2.0000 +20.0000i 8.0000 +17.0000i 28.0000 +10.0000i 33.0000 +15.0000i 30.0000 +12.0000i 5.0000 +14.0000i 34.0000 +16.0000i 4.0000 +13.0000i 36.0000 +18.0000i 29.0000 +11.0000i >> >> %================================================= >> % MATLAB special constants >> %================================================= >> >> data2json = NaN Inf -Inf >> ans = { "specials": ["_NaN_","_Inf_","-_Inf_"] } >> json2data = specials: [NaN Inf -Inf] >> >> %================================================= >> % a real sparse matrix >> %================================================= >> >> data2json = (1,2) 0.6557 (9,2) 0.7577 (3,5) 0.8491 (10,5) 0.7431 (10,8) 0.3922 (7,9) 0.6787 (2,10) 0.0357 (6,10) 0.9340 (10,10) 0.6555 >> ans = { "sparse": { "_ArrayType_": "double", "_ArraySize_": [10,10], "_ArrayIsSparse_": 1, "_ArrayData_": [ [1,2,0.6557406992], [9,2,0.7577401306], [3,5,0.8491293059], [10,5,0.7431324681], [10,8,0.3922270195], [7,9,0.6787351549], [2,10,0.03571167857], [6,10,0.9339932478], [10,10,0.6554778902] ] } } >> json2data = sparse: [10x10 double] >> >> %================================================= >> % a complex sparse matrix >> %================================================= >> >> data2json = (1,2) 0.6557 - 0.6557i (9,2) 0.7577 - 0.7577i (3,5) 0.8491 - 0.8491i (10,5) 0.7431 - 0.7431i (10,8) 0.3922 - 0.3922i (7,9) 0.6787 - 0.6787i (2,10) 0.0357 - 0.0357i (6,10) 0.9340 - 0.9340i (10,10) 0.6555 - 0.6555i >> ans = { "complex_sparse": { "_ArrayType_": "double", "_ArraySize_": [10,10], "_ArrayIsComplex_": 1, "_ArrayIsSparse_": 1, "_ArrayData_": [ [1,2,0.6557406992,-0.6557406992], [9,2,0.7577401306,-0.7577401306], [3,5,0.8491293059,-0.8491293059], [10,5,0.7431324681,-0.7431324681], [10,8,0.3922270195,-0.3922270195], [7,9,0.6787351549,-0.6787351549], [2,10,0.03571167857,-0.03571167857], [6,10,0.9339932478,-0.9339932478], [10,10,0.6554778902,-0.6554778902] ] } } >> json2data = complex_sparse: [10x10 double] >> >> %================================================= >> % an all-zero sparse matrix >> %================================================= >> >> >> ans = { "all_zero_sparse": { "_ArrayType_": "double", "_ArraySize_": [2,3], "_ArrayIsSparse_": 1, "_ArrayData_": null } } >> json2data = all_zero_sparse: [2x3 double] >> >> %================================================= >> % an empty sparse matrix >> %================================================= >> >> >> ans = { "empty_sparse": { "_ArrayType_": "double", "_ArraySize_": [0,0], "_ArrayIsSparse_": 1, "_ArrayData_": null } } >> json2data = empty_sparse: [] >> >> %================================================= >> % an empty 0-by-0 real matrix >> %================================================= >> >> >> ans = { "empty_0by0_real": null } >> json2data = empty_0by0_real: [] >> >> %================================================= >> % an empty 0-by-3 real matrix >> %================================================= >> >> >> ans = { "empty_0by3_real": { "_ArrayType_": "double", "_ArraySize_": [0,3], "_ArrayData_": null } } >> json2data = empty_0by3_real: [0x3 double] >> >> %================================================= >> % a sparse real column vector >> %================================================= >> >> >> ans = { "sparse_column_vector": { "_ArrayType_": "double", "_ArraySize_": [5,1], "_ArrayIsSparse_": 1, "_ArrayData_": [ [2,3], [4,1], [5,4] ] } } >> json2data = sparse_column_vector: [5x1 double] >> >> %================================================= >> % a sparse complex column vector >> %================================================= >> >> >> ans = { "complex_sparse_column_vector": { "_ArrayType_": "double", "_ArraySize_": [5,1], "_ArrayIsComplex_": 1, "_ArrayIsSparse_": 1, "_ArrayData_": [ [2,3,-3], [4,1,-1], [5,4,-4] ] } } >> json2data = complex_sparse_column_vector: [5x1 double] >> >> %================================================= >> % a sparse real row vector >> %================================================= >> >> >> ans = { "sparse_row_vector": { "_ArrayType_": "double", "_ArraySize_": [1,5], "_ArrayIsSparse_": 1, "_ArrayData_": [ [2,3], [4,1], [5,4] ] } } >> json2data = sparse_row_vector: [0 3 0 1 4] >> >> %================================================= >> % a sparse complex row vector >> %================================================= >> >> >> ans = { "complex_sparse_row_vector": { "_ArrayType_": "double", "_ArraySize_": [1,5], "_ArrayIsComplex_": 1, "_ArrayIsSparse_": 1, "_ArrayData_": [ [2,3,-3], [4,1,-1], [5,4,-4] ] } } >> json2data = complex_sparse_row_vector: [1x5 double] >> >> %================================================= >> % a structure >> %================================================= >> >> data2json = name: 'Think Different' year: 1997 magic: [3x3 double] misfits: [Inf NaN] embedded: [1x1 struct] >> ans = { "astruct": { "name": "Think Different", "year": 1997, "magic": [ [8,1,6], [3,5,7], [4,9,2] ], "misfits": ["_Inf_","_NaN_"], "embedded": { "left": true, "right": false } } } >> json2data = astruct: [1x1 struct] >> ans = logical >> >> %================================================= >> % a structure array >> %================================================= >> >> >> >> >> ans = { "Supreme Commander": [ { "name": "Nexus Prime", "rank": 9 }, { "name": "Sentinel Prime", "rank": 9 }, { "name": "Optimus Prime", "rank": 9 } ] } >> json2data = Supreme_0x20_Commander: {[1x1 struct] [1x1 struct] [1x1 struct]} >> >> %================================================= >> % a cell array >> %================================================= >> >> >> >> >> data2json = [1x1 struct] [1x1 struct] [1x4 double] >> ans = { "debian": [ [ { "buzz": 1.10, "rex": 1.20, "bo": 1.30, "hamm": 2.00, "slink": 2.10, "potato": 2.20, "woody": 3.00, "sarge": 3.10, "etch": 4.00, "lenny": 5.00, "squeeze": 6.00, "wheezy": 7.00 } ], [ { "Ubuntu": [ "Kubuntu", "Xubuntu", "Lubuntu" ] } ], [ [10.04,10.10,11.04,11.10] ] ] } >> json2data = debian: {{1x1 cell} {1x1 cell} [10.0400 10.1000 11.0400 11.1000]} >> >> %================================================= >> % invalid field-name handling >> %================================================= >> >> json2data = ValidName: 1 x0x5F_InvalidName: 2 x0x3A_Field_0x3A_: 3 x0xE9A1B9__0xE79BAE_: '绝密' >> >> %================================================= >> % a 2D cell array >> %================================================= >> >> >> ans = { "data2json": [ [ [ 1, [ 2, 3 ] ], [ 4, 5 ], [ 6 ] ], [ [ 7 ], [ 8, 9 ], [ 10 ] ] ] } >> json2data = data2json: {{3x1 cell} {3x1 cell}} >> >> %================================================= >> % a 2D struct array >> %================================================= >> >> data2json = 2x3 struct array with fields: idx data >> >> ans = { "data2json": [ [ { "idx": 1, "data": "structs" }, { "idx": 2, "data": "structs" } ], [ { "idx": 3, "data": "structs" }, { "idx": 4, "data": "structs" } ], [ { "idx": 5, "data": "structs" }, { "idx": 6, "data": "structs" } ] ] } >> json2data = data2json: {{1x2 cell} {1x2 cell} {1x2 cell}} >> >> >> >>