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# 7.8.4. `TokenBigramIgnoreBlankSplitSymbol`

## 7.8.4.1. Summary

`TokenBigramIgnoreBlankSplitSymbol` is similar to TokenBigram. The differences between them are the followings:

> - Blank handling

> - Symbol handling

## 7.8.4.2. Syntax

`TokenBigramIgnoreBlankSplitSymbol` hasn’t parameter:

    TokenBigramIgnoreBlankSplitSymbol

## 7.8.4.3. Usage

`TokenBigramIgnoreBlankSplitSymbol` ignores white-spaces in continuous symbols and non-ASCII characters.

`TokenBigramIgnoreBlankSplitSymbol` tokenizes symbols by bigram tokenize method.

You can find difference of them by `日 本 語 ! ! !` text because it has symbols and non-ASCII characters.

Here is a result by TokenBigram :

Execution example:

    tokenize TokenBigram "日 本 語 ! ! !" NormalizerAuto
    # [
    #   [
    #     0,
    #     1337566253.89858,
    #     0.000355720520019531
    #   ],
    #   [
    #     {
    #       "value": "日",
    #       "position": 0,
    #       "force_prefix": false,
    #       "force_prefix_search": false
    #     },
    #     {
    #       "value": "本",
    #       "position": 1,
    #       "force_prefix": false,
    #       "force_prefix_search": false
    #     },
    #     {
    #       "value": "語",
    #       "position": 2,
    #       "force_prefix": false,
    #       "force_prefix_search": false
    #     },
    #     {
    #       "value": "!",
    #       "position": 3,
    #       "force_prefix": false,
    #       "force_prefix_search": false
    #     },
    #     {
    #       "value": "!",
    #       "position": 4,
    #       "force_prefix": false,
    #       "force_prefix_search": false
    #     },
    #     {
    #       "value": "!",
    #       "position": 5,
    #       "force_prefix": false,
    #       "force_prefix_search": false
    #     }
    #   ]
    # ]

Here is a result by `TokenBigramIgnoreBlankSplitSymbol`:

Execution example:

    tokenize TokenBigramIgnoreBlankSplitSymbol "日 本 語 ! ! !" NormalizerAuto
    # [
    #   [
    #     0,
    #     1337566253.89858,
    #     0.000355720520019531
    #   ],
    #   [
    #     {
    #       "value": "日本",
    #       "position": 0,
    #       "force_prefix": false,
    #       "force_prefix_search": false
    #     },
    #     {
    #       "value": "本語",
    #       "position": 1,
    #       "force_prefix": false,
    #       "force_prefix_search": false
    #     },
    #     {
    #       "value": "語!",
    #       "position": 2,
    #       "force_prefix": false,
    #       "force_prefix_search": false
    #     },
    #     {
    #       "value": "!!",
    #       "position": 3,
    #       "force_prefix": false,
    #       "force_prefix_search": false
    #     },
    #     {
    #       "value": "!!",
    #       "position": 4,
    #       "force_prefix": false,
    #       "force_prefix_search": false
    #     },
    #     {
    #       "value": "!",
    #       "position": 5,
    #       "force_prefix": false,
    #       "force_prefix_search": false
    #     }
    #   ]
    # ]