What type of regular expressions does grep support

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Reference no: EM132158147

Can use some help with an UNIX/Linux question regarding basic grep and sed:

Two commands most likely to give you a problem with ERE or BRE are grep and sed.

1. What type of regular expressions does grep support? (BRE, ERE, or both)

2. What type of regular expressions does sed support? (BRE, ERE, or both)

Reference no: EM132158147

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