基础
时间：2010-08-17 来源：CZFanny
正则表达式语法支持情况
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\{ \} |
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| vi | X |
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| Visual C++ |
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| awk |
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X | X | X |
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X | X | X | X |
| sed | X | X | X | X | X | X |
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| Tcl | X | X | X | X | X |
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X | X | X | X |
| ex | X | X | X | X | X | X |
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| grep | X | X | X | X | X | X |
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| egrep | X | X | X | X | X |
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X | X | X | X |
| fgrep | X | X | X | X | X |
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| perl | X | X | X | X | X |
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X | X | X | X |
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