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我有一个对象,我需要检查一个属性是否为null,但总是得到undefined。用lodash查找null属性
var obj={
"EMPRESA": "CMIP",
"CD_DIRECAO": "01",
"DT_INI_DIRECAO": "1900-01-01",
"CD_DEPT": "10",
"DT_INI_DEPT": "1900-01-01",
"CD_PROC": "1",
"DT_INI_PROC": "1900-01-01",
"DSP_PROC": "Processo 1",
"DSR_PROC": "Processo 1",
"DESCRICAO": null,
"ID_PROCESSO_ARTIGO": null,
"VALIDACAO_ARTIGO": null,
"DT_FIM": null,
"DT_RowId": "row_CMIP011900-01-01101900-01-0111900-01-01",
"DESIGEMPRESA": "CMIP",
"DSP_DIRECAO": "Disponivel",
"DSP_DEPT": "ADM - Administracao"
};
console.log(_.find(obj,{'DT_FIM':null}));
我设置一个小提琴https://jsfiddle.net/0a6yf34b/1/
那么为什么不直接用JavaScript做呢? 'if(obj [“DT_FIM”] === null)' – epascarello
是的,没关系,但为什么我没有定义。谢谢 –
由于'_.find'需要一个谓词函数作为第二个参数,而不是要搜索的键值对,所以你会得到'undefined'。而且,如果用在一个对象上,它将搜索_the values_。 – vlaz