javascript - 为什么我在执行 Django 时会收到此 javascript 错误？

Question

根据 jsonlint.com，我有有效的 json

在我的 javascript 中，我这样做:

var params = JSON.parse('{{ all_params_in_json }}');

我得到这个错误:

Uncaught SyntaxError: Unexpected token ILLEGAL
(anonymous function)

为什么？我的 json 是有效的。我正在使用标准的 json2 库。

我的 json 是这样的:

{
    "browser_location": "Sausalito",
    "browser_distance": 5,
    "users_who_voted": [

    ],
    "author": {
        "username": "swnn",
        "bio": "I'm the CEO at Twitter.  Prior to Twitter, I cofounded FeedBurner (acquired by Google). I'm an investor and Advisor in a few start-ups including about.me.\r\n \r\nI used to perform with Chicago\u2019s Annoyance Theater and at various comedy festivals in Edinburgh, Montreal and other distant lands. I recently left the cold winters of Chicago for Marin County's sunshine.",
        "first_name": "feli",
        "last_name": "twan",
        "avatar_url": "http://s3.amazonaws.com/fabletest/937ypvlchrd2e5z1a0sq",
        "is_active": true,
        "is_superuser": false,
        "is_staff": false,
        "last_login": 1295410796.0,
        "location": "San Francisco",
        "fullname": "twan Chan",
        "id": 1,
        "date_joined": 1293678904.0
    },
    "total_views": 227,
    "comments": [
        {
            "body": "sdfasdf",
            "created_at": 1295317816.0,
            "user": {
                "username": "swnn",
                "bio": "I'm the CEO at Twitter.  Prior to Twitter, I cofounded FeedBurner (acquired by Google). I'm an investor and Advisor in a few start-ups including about.me.\r\n \r\nI used to perform with Chicago\u2019s Annoyance Theater and at various comedy festivals in Edinburgh, Montreal and other distant lands. I recently left the cold winters of Chicago for Marin County's sunshine.",
                "first_name": "feli",
                "last_name": "twan",
                "avatar_url": "http://s3.amazonaws.com/fabletest/937ypvlchrd2e5z1a0sq",
                "is_active": true,
                "is_superuser": false,
                "is_staff": false,
                "last_login": 1295410796.0,
                "location": "San Francisco",
                "fullname": "twan Chan",
                "id": 1,
                "date_joined": 1293678904.0
            }
        },
        {
            "body": "sdfasdfasd",
            "created_at": 1295317900.0,
            "user": {
                "username": "swnn",
                "bio": "I'm the CEO at Twitter.  Prior to Twitter, I cofounded FeedBurner (acquired by Google). I'm an investor and Advisor in a few start-ups including about.me.\r\n \r\nI used to perform with Chicago\u2019s Annoyance Theater and at various comedy festivals in Edinburgh, Montreal and other distant lands. I recently left the cold winters of Chicago for Marin County's sunshine.",
                "first_name": "feli",
                "last_name": "twan",
                "avatar_url": "http://s3.amazonaws.com/fabletest/937ypvlchrd2e5z1a0sq",
                "is_active": true,
                "is_superuser": false,
                "is_staff": false,
                "last_login": 1295410796.0,
                "location": "San Francisco",
                "fullname": "twan Chan",
                "id": 1,
                "date_joined": 1293678904.0
            }
        },
        {
            "body": "sdasdasD",
            "created_at": 1295323153.0,
            "user": {
                "username": "swnn",
                "bio": "I'm the CEO at Twitter.  Prior to Twitter, I cofounded FeedBurner (acquired by Google). I'm an investor and Advisor in a few start-ups including about.me.\r\n \r\nI used to perform with Chicago\u2019s Annoyance Theater and at various comedy festivals in Edinburgh, Montreal and other distant lands. I recently left the cold winters of Chicago for Marin County's sunshine.",
                "first_name": "feli",
                "last_name": "twan",
                "avatar_url": "http://s3.amazonaws.com/fabletest/937ypvlchrd2e5z1a0sq",
                "is_active": true,
                "is_superuser": false,
                "is_staff": false,
                "last_login": 1295410796.0,
                "location": "San Francisco",
                "fullname": "twan Chan",
                "id": 1,
                "date_joined": 1293678904.0
            }
        },
        {
            "body": "The picture in this submission is not accurate",
            "created_at": 1295325473.0,
            "user": {
                "username": "swnn",
                "bio": "I'm the CEO at Twitter.  Prior to Twitter, I cofounded FeedBurner (acquired by Google). I'm an investor and Advisor in a few start-ups including about.me.\r\n \r\nI used to perform with Chicago\u2019s Annoyance Theater and at various comedy festivals in Edinburgh, Montreal and other distant lands. I recently left the cold winters of Chicago for Marin County's sunshine.",
                "first_name": "feli",
                "last_name": "twan",
                "avatar_url": "http://s3.amazonaws.com/fabletest/937ypvlchrd2e5z1a0sq",
                "is_active": true,
                "is_superuser": false,
                "is_staff": false,
                "last_login": 1295410796.0,
                "location": "San Francisco",
                "fullname": "twan Chan",
                "id": 1,
                "date_joined": 1293678904.0
            }
        },
        {
            "body": "This submission is not useful to me.",
            "created_at": 1295325491.0,
            "user": {
                "username": "swnn",
                "bio": "I'm the CEO at Twitter.  Prior to Twitter, I cofounded FeedBurner (acquired by Google). I'm an investor and Advisor in a few start-ups including about.me.\r\n \r\nI used to perform with Chicago\u2019s Annoyance Theater and at various comedy festivals in Edinburgh, Montreal and other distant lands. I recently left the cold winters of Chicago for Marin County's sunshine.",
                "first_name": "feli",
                "last_name": "twan",
                "avatar_url": "http://s3.amazonaws.com/fabletest/937ypvlchrd2e5z1a0sq",
                "is_active": true,
                "is_superuser": false,
                "is_staff": false,
                "last_login": 1295410796.0,
                "location": "San Francisco",
                "fullname": "twan Chan",
                "id": 1,
                "date_joined": 1293678904.0
            }
        },
        {
            "body": "lcokc",
            "created_at": 1295344958.0,
            "user": {
                "username": "swnn",
                "bio": "I'm the CEO at Twitter.  Prior to Twitter, I cofounded FeedBurner (acquired by Google). I'm an investor and Advisor in a few start-ups including about.me.\r\n \r\nI used to perform with Chicago\u2019s Annoyance Theater and at various comedy festivals in Edinburgh, Montreal and other distant lands. I recently left the cold winters of Chicago for Marin County's sunshine.",
                "first_name": "feli",
                "last_name": "twan",
                "avatar_url": "http://s3.amazonaws.com/fabletest/937ypvlchrd2e5z1a0sq",
                "is_active": true,
                "is_superuser": false,
                "is_staff": false,
                "last_login": 1295410796.0,
                "location": "San Francisco",
                "fullname": "twan Chan",
                "id": 1,
                "date_joined": 1293678904.0
            }
        },
        {
            "body": "gagaga",
            "created_at": 1295345040.0,
            "user": {
                "username": "swnn",
                "bio": "I'm the CEO at Twitter.  Prior to Twitter, I cofounded FeedBurner (acquired by Google). I'm an investor and Advisor in a few start-ups including about.me.\r\n \r\nI used to perform with Chicago\u2019s Annoyance Theater and at various comedy festivals in Edinburgh, Montreal and other distant lands. I recently left the cold winters of Chicago for Marin County's sunshine.",
                "first_name": "feli",
                "last_name": "twan",
                "avatar_url": "http://s3.amazonaws.com/fabletest/937ypvlchrd2e5z1a0sq",
                "is_active": true,
                "is_superuser": false,
                "is_staff": false,
                "last_login": 1295410796.0,
                "location": "San Francisco",
                "fullname": "twan Chan",
                "id": 1,
                "date_joined": 1293678904.0
            }
        },
        {
            "body": "wwwww",
            "created_at": 1295345084.0,
            "user": {
                "username": "swnn",
                "bio": "I'm the CEO at Twitter.  Prior to Twitter, I cofounded FeedBurner (acquired by Google). I'm an investor and Advisor in a few start-ups including about.me.\r\n \r\nI used to perform with Chicago\u2019s Annoyance Theater and at various comedy festivals in Edinburgh, Montreal and other distant lands. I recently left the cold winters of Chicago for Marin County's sunshine.",
                "first_name": "feli",
                "last_name": "twan",
                "avatar_url": "http://s3.amazonaws.com/fabletest/937ypvlchrd2e5z1a0sq",
                "is_active": true,
                "is_superuser": false,
                "is_staff": false,
                "last_login": 1295410796.0,
                "location": "San Francisco",
                "fullname": "twan Chan",
                "id": 1,
                "date_joined": 1293678904.0
            }
        },
        {
            "body": "sadfasdfasdf",
            "created_at": 1295345136.0,
            "user": {
                "username": "swnn",
                "bio": "I'm the CEO at Twitter.  Prior to Twitter, I cofounded FeedBurner (acquired by Google). I'm an investor and Advisor in a few start-ups including about.me.\r\n \r\nI used to perform with Chicago\u2019s Annoyance Theater and at various comedy festivals in Edinburgh, Montreal and other distant lands. I recently left the cold winters of Chicago for Marin County's sunshine.",
                "first_name": "feli",
                "last_name": "twan",
                "avatar_url": "http://s3.amazonaws.com/fabletest/937ypvlchrd2e5z1a0sq",
                "is_active": true,
                "is_superuser": false,
                "is_staff": false,
                "last_login": 1295410796.0,
                "location": "San Francisco",
                "fullname": "twan Chan",
                "id": 1,
                "date_joined": 1293678904.0
            }
        },
        {
            "body": "asdasdf",
            "created_at": 1295345253.0,
            "user": {
                "username": "swnn",
                "bio": "I'm the CEO at Twitter.  Prior to Twitter, I cofounded FeedBurner (acquired by Google). I'm an investor and Advisor in a few start-ups including about.me.\r\n \r\nI used to perform with Chicago\u2019s Annoyance Theater and at various comedy festivals in Edinburgh, Montreal and other distant lands. I recently left the cold winters of Chicago for Marin County's sunshine.",
                "first_name": "feli",
                "last_name": "twan",
                "avatar_url": "http://s3.amazonaws.com/fabletest/937ypvlchrd2e5z1a0sq",
                "is_active": true,
                "is_superuser": false,
                "is_staff": false,
                "last_login": 1295410796.0,
                "location": "San Francisco",
                "fullname": "twan Chan",
                "id": 1,
                "date_joined": 1293678904.0
            }
        },
        {
            "body": "sdfasdfasd",
            "created_at": 1295345279.0,
            "user": {
                "username": "swnn",
                "bio": "I'm the CEO at Twitter.  Prior to Twitter, I cofounded FeedBurner (acquired by Google). I'm an investor and Advisor in a few start-ups including about.me.\r\n \r\nI used to perform with Chicago\u2019s Annoyance Theater and at various comedy festivals in Edinburgh, Montreal and other distant lands. I recently left the cold winters of Chicago for Marin County's sunshine.",
                "first_name": "feli",
                "last_name": "twan",
                "avatar_url": "http://s3.amazonaws.com/fabletest/937ypvlchrd2e5z1a0sq",
                "is_active": true,
                "is_superuser": false,
                "is_staff": false,
                "last_login": 1295410796.0,
                "location": "San Francisco",
                "fullname": "twan Chan",
                "id": 1,
                "date_joined": 1293678904.0
            }
        },
        {
            "body": "asdfasdf",
            "created_at": 1295345358.0,
            "user": {
                "username": "swnn",
                "bio": "I'm the CEO at Twitter.  Prior to Twitter, I cofounded FeedBurner (acquired by Google). I'm an investor and Advisor in a few start-ups including about.me.\r\n \r\nI used to perform with Chicago\u2019s Annoyance Theater and at various comedy festivals in Edinburgh, Montreal and other distant lands. I recently left the cold winters of Chicago for Marin County's sunshine.",
                "first_name": "feli",
                "last_name": "twan",
                "avatar_url": "http://s3.amazonaws.com/fabletest/937ypvlchrd2e5z1a0sq",
                "is_active": true,
                "is_superuser": false,
                "is_staff": false,
                "last_login": 1295410796.0,
                "location": "San Francisco",
                "fullname": "twan Chan",
                "id": 1,
                "date_joined": 1293678904.0
            }
        },
        {
            "body": "foxed",
            "created_at": 1295345790.0,
            "user": {
                "username": "swnn",
                "bio": "I'm the CEO at Twitter.  Prior to Twitter, I cofounded FeedBurner (acquired by Google). I'm an investor and Advisor in a few start-ups including about.me.\r\n \r\nI used to perform with Chicago\u2019s Annoyance Theater and at various comedy festivals in Edinburgh, Montreal and other distant lands. I recently left the cold winters of Chicago for Marin County's sunshine.",
                "first_name": "feli",
                "last_name": "twan",
                "avatar_url": "http://s3.amazonaws.com/fabletest/937ypvlchrd2e5z1a0sq",
                "is_active": true,
                "is_superuser": false,
                "is_staff": false,
                "last_login": 1295410796.0,
                "location": "San Francisco",
                "fullname": "twan Chan",
                "id": 1,
                "date_joined": 1293678904.0
            }
        },
        {
            "body": "Is this really the right thing? I mean...after thinking about it. ist's just not very cool",
            "created_at": 1295345827.0,
            "user": {
                "username": "swnn",
                "bio": "I'm the CEO at Twitter.  Prior to Twitter, I cofounded FeedBurner (acquired by Google). I'm an investor and Advisor in a few start-ups including about.me.\r\n \r\nI used to perform with Chicago\u2019s Annoyance Theater and at various comedy festivals in Edinburgh, Montreal and other distant lands. I recently left the cold winters of Chicago for Marin County's sunshine.",
                "first_name": "feli",
                "last_name": "twan",
                "avatar_url": "http://s3.amazonaws.com/fabletest/937ypvlchrd2e5z1a0sq",
                "is_active": true,
                "is_superuser": false,
                "is_staff": false,
                "last_login": 1295410796.0,
                "location": "San Francisco",
                "fullname": "twan Chan",
                "id": 1,
                "date_joined": 1293678904.0
            }
        },
        {
            "body": "s this really the right thing? I mean...after thinking about it. ist's just not very cool",
            "created_at": 1295345871.0,
            "user": {
                "username": "swnn",
                "bio": "I'm the CEO at Twitter.  Prior to Twitter, I cofounded FeedBurner (acquired by Google). I'm an investor and Advisor in a few start-ups including about.me.\r\n \r\nI used to perform with Chicago\u2019s Annoyance Theater and at various comedy festivals in Edinburgh, Montreal and other distant lands. I recently left the cold winters of Chicago for Marin County's sunshine.",
                "first_name": "feli",
                "last_name": "twan",
                "avatar_url": "http://s3.amazonaws.com/fabletest/937ypvlchrd2e5z1a0sq",
                "is_active": true,
                "is_superuser": false,
                "is_staff": false,
                "last_login": 1295410796.0,
                "location": "San Francisco",
                "fullname": "twan Chan",
                "id": 1,
                "date_joined": 1293678904.0
            }
        },
        {
            "body": "his song really suck.s",
            "created_at": 1295346108.0,
            "user": {
                "username": "swnn",
                "bio": "I'm the CEO at Twitter.  Prior to Twitter, I cofounded FeedBurner (acquired by Google). I'm an investor and Advisor in a few start-ups including about.me.\r\n \r\nI used to perform with Chicago\u2019s Annoyance Theater and at various comedy festivals in Edinburgh, Montreal and other distant lands. I recently left the cold winters of Chicago for Marin County's sunshine.",
                "first_name": "feli",
                "last_name": "twan",
                "avatar_url": "http://s3.amazonaws.com/fabletest/937ypvlchrd2e5z1a0sq",
                "is_active": true,
                "is_superuser": false,
                "is_staff": false,
                "last_login": 1295410796.0,
                "location": "San Francisco",
                "fullname": "twan Chan",
                "id": 1,
                "date_joined": 1293678904.0
            }
        },
        {
            "body": "asdfasdf",
            "created_at": 1295383689.0,
            "user": {
                "username": "swnn",
                "bio": "I'm the CEO at Twitter.  Prior to Twitter, I cofounded FeedBurner (acquired by Google). I'm an investor and Advisor in a few start-ups including about.me.\r\n \r\nI used to perform with Chicago\u2019s Annoyance Theater and at various comedy festivals in Edinburgh, Montreal and other distant lands. I recently left the cold winters of Chicago for Marin County's sunshine.",
                "first_name": "feli",
                "last_name": "twan",
                "avatar_url": "http://s3.amazonaws.com/fabletest/937ypvlchrd2e5z1a0sq",
                "is_active": true,
                "is_superuser": false,
                "is_staff": false,
                "last_login": 1295410796.0,
                "location": "San Francisco",
                "fullname": "twan Chan",
                "id": 1,
                "date_joined": 1293678904.0
            }
        },
        {
            "body": "asdfasdf",
            "created_at": 1295410874.0,
            "user": {
                "username": "swnn",
                "bio": "I'm the CEO at Twitter.  Prior to Twitter, I cofounded FeedBurner (acquired by Google). I'm an investor and Advisor in a few start-ups including about.me.\r\n \r\nI used to perform with Chicago\u2019s Annoyance Theater and at various comedy festivals in Edinburgh, Montreal and other distant lands. I recently left the cold winters of Chicago for Marin County's sunshine.",
                "first_name": "feli",
                "last_name": "twan",
                "avatar_url": "http://s3.amazonaws.com/fabletest/937ypvlchrd2e5z1a0sq",
                "is_active": true,
                "is_superuser": false,
                "is_staff": false,
                "last_login": 1295410796.0,
                "location": "San Francisco",
                "fullname": "twan Chan",
                "id": 1,
                "date_joined": 1293678904.0
            }
        },
        {
            "body": "Is this all right?",
            "created_at": 1295411376.0,
            "user": {
                "username": "swnn",
                "bio": "I'm the CEO at Twitter.  Prior to Twitter, I cofounded FeedBurner (acquired by Google). I'm an investor and Advisor in a few start-ups including about.me.\r\n \r\nI used to perform with Chicago\u2019s Annoyance Theater and at various comedy festivals in Edinburgh, Montreal and other distant lands. I recently left the cold winters of Chicago for Marin County's sunshine.",
                "first_name": "feli",
                "last_name": "twan",
                "avatar_url": "http://s3.amazonaws.com/fabletest/937ypvlchrd2e5z1a0sq",
                "is_active": true,
                "is_superuser": false,
                "is_staff": false,
                "last_login": 1295410796.0,
                "location": "San Francisco",
                "fullname": "twan Chan",
                "id": 1,
                "date_joined": 1293678904.0
            }
        }
    ],
    "initial_vote": 0,
    "browser_lat": 37.848800659179688,
    "post": {
        "ip": "174.129.251.48",
        "thumb_500x500": {
            "url": "http://s3.amazonaws.com/fabletest/bv2814ghmd",
            "width": 500,
            "height": 351
        },
        "date": 1295154531.334044,
        "thumb_original": {
            "url": "http://farm6.static.flickr.com/5249/5336976806_481943d486_b.jpg",
            "width": 779,
            "height": 548
        },
        "total_views": 227,
        "thumb_230x480": {
            "url": "http://s3.amazonaws.com/fabletest/4e7h95rt3f",
            "width": 230,
            "height": 480
        },
        "test_set": "g2",
        "title": "Maybe. . .we were supposed to meet the wrong people before meeting the right one so that, when we finally meet the right person, we will know how to be grateful for that gift ...",
        "stamp": "bf305695ca51b5390dc0c2f34c074215",
        "pop_score": 241.59687499999995,
        "thumb_640x640": {
            "url": "http://s3.amazonaws.com/fabletest/4q15bsgmt2",
            "width": 640,
            "height": 450
        },
        "image_direction": "landscape",
        "author_username": "swnn",
        "thumb_230x230": {
            "url": "http://s3.amazonaws.com/fabletest/x0dq7gzb4f",
            "width": 230,
            "height": 230
        },
        "description": "sooc with Shana Rae overlay ....",
        "top_score": 0.90000000000000002,
        "active": true,
        "original_file": "http://farm6.static.flickr.com/5249/5336976806_481943d486_b.jpg",
        "loc_utm": [
            500000.0,
            6317527.4506855672
        ],
        "_id": {
            "$oid": "4d327d658aad6919be0000d5"
        },
        "sizes": [
            {
                "url": "http://farm6.static.flickr.com/5249/5336976806_481943d486_b.jpg",
                "width": 779,
                "height": 548
            },
            {
                "url": "http://s3.amazonaws.com/fabletest/4q15bsgmt2",
                "width": 640,
                "height": 450
            },
            {
                "url": "http://s3.amazonaws.com/fabletest/bv2814ghmd",
                "width": 500,
                "height": 351
            },
            {
                "url": "http://s3.amazonaws.com/fabletest/x0dq7gzb4f",
                "width": 230,
                "height": 230
            },
            {
                "url": "http://s3.amazonaws.com/fabletest/4e7h95rt3f",
                "width": 230,
                "height": 480
            },
            {
                "url": "http://s3.amazonaws.com/fabletest/g1pmqk7r6y",
                "width": 480,
                "height": 230
            }
        ],
        "loc_latlong": [
            57.0,
            -99.0
        ],
        "thumb_480x230": {
            "url": "http://s3.amazonaws.com/fabletest/g1pmqk7r6y",
            "width": 480,
            "height": 230
        },
        "processed": true,
        "author_id": 1,
        "content_id": 13259,
        "thumb_500x500_low": {
            "url": "http://s3.amazonaws.com/fabletest/oznumyqve7",
            "width": 500,
            "quality": 4,
            "height": 351
        }
    },
    "browser_long": -122.53489685058594,
    "pos_votes_count": 0
}

Answer 1

你必须做的:

var params = JSON.parse('{{ all_params_in_json|escapejs }}');

否则，例如 all_params_in_json 变量中的 'char 终止字符串，一切都乱套了。