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| /** | |
| * 获取某对象，对应深度的值 | |
| * var data = { | |
| * "level_1":{ | |
| * "level_2":"value" | |
| * } | |
| * } | |
| * subfield(data,"level_1.level_2") //"value" | |
| */ | |
| function subfield(data,f){ | |
| if(f.substr) f = f.split(/\.|\\|\//); | |
| return f.length?arguments.callee(data[f.shift()],f):data; | |
| } |
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