js怎么把字符串转化成jsonarray 如何将js中字符串转成json对象数组
js\u4e2d\u7684jsonarray\u5bf9\u8c61\u600e\u4e48\u8f6c\u6210\u5b57\u7b26\u4e32\u4f8b\u5982\uff1a
JSON\u5b57\u7b26\u4e32:
var str1 = '{ "name": "cxh", "sex": "man" }';
JSON\u5bf9\u8c61:
var str2 = { "name": "cxh", "sex": "man" };
\u4e00\u3001JSON\u5b57\u7b26\u4e32\u8f6c\u6362\u4e3aJSON\u5bf9\u8c61
\u8981\u4f7f\u7528\u4e0a\u9762\u7684str1\uff0c\u5fc5\u987b\u4f7f\u7528\u4e0b\u9762\u7684\u65b9\u6cd5\u5148\u8f6c\u5316\u4e3aJSON\u5bf9\u8c61\uff1a
//\u7531JSON\u5b57\u7b26\u4e32\u8f6c\u6362\u4e3aJSON\u5bf9\u8c61
var obj = eval('(' + str + ')');
\u6216\u8005
var obj = str.parseJSON(); //\u7531JSON\u5b57\u7b26\u4e32\u8f6c\u6362\u4e3aJSON\u5bf9\u8c61
\u6216\u8005
var obj = JSON.parse(str); //\u7531JSON\u5b57\u7b26\u4e32\u8f6c\u6362\u4e3aJSON\u5bf9\u8c61
\u7136\u540e\uff0c\u5c31\u53ef\u4ee5\u8fd9\u6837\u8bfb\u53d6\uff1a
Alert(obj.name);
Alert(obj.sex);
\u7279\u522b\u6ce8\u610f\uff1a\u5982\u679cobj\u672c\u6765\u5c31\u662f\u4e00\u4e2aJSON\u5bf9\u8c61\uff0c\u90a3\u4e48\u4f7f\u7528eval\uff08\uff09\u51fd\u6570\u8f6c\u6362\u540e\uff08\u54ea\u6015\u662f\u591a\u6b21\u8f6c\u6362\uff09\u8fd8\u662fJSON\u5bf9\u8c61\uff0c\u4f46\u662f\u4f7f\u7528parseJSON\uff08\uff09\u51fd\u6570\u5904\u7406\u540e\u4f1a\u6709\u95ee\u9898\uff08\u629b\u51fa\u8bed\u6cd5\u5f02\u5e38\uff09\u3002
\u4e8c\u3001\u53ef\u4ee5\u4f7f\u7528toJSONString()\u6216\u8005\u5168\u5c40\u65b9\u6cd5JSON.stringify()\u5c06JSON\u5bf9\u8c61\u8f6c\u5316\u4e3aJSON\u5b57\u7b26\u4e32\u3002
\u4f8b\u5982\uff1a
var last=obj.toJSONString(); //\u5c06JSON\u5bf9\u8c61\u8f6c\u5316\u4e3aJSON\u5b57\u7b26
\u6216\u8005
var last=JSON.stringify(obj); //\u5c06JSON\u5bf9\u8c61\u8f6c\u5316\u4e3aJSON\u5b57\u7b26
alert(last);
var obj = str.parseJSON(); //\u7531JSON\u5b57\u7b26\u4e32\u8f6c\u6362\u4e3aJSON\u5bf9\u8c61
var str="{'name':'aaaa','age':34}";//json字符串var strobj = eval ("(" + str + ")");
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绛旓細obj = {}; obj.text = arr[i]; obj.value = arr[i]; newArray.push(obj); } alert(newArray); 鎴栬 var str = '["鍚屾剰","涓嶅悓鎰"]'; var arr = JSON.parse(str); var newArray = []; for (var i = 0 ; i < arr....
绛旓細var str="{'name':'aaaa','age':34}";//json瀛楃涓 var strobj = eval ("(" + str + ")");
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绛旓細var str='{aa:1,bb:2,cc:3}';var json=eval("("+str+")");console.log(json);
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