awk - Unix, Linux Command---reference

发布时间：2021-01-29 04:45:02 所属栏目：站长百科来源：网络整理

导读：副标题#e# http://www.tutorialspoint.com/unix_commands/awk.htm gawk - pattern scanning and processing language gawk?[?POSIX?or?GNU?style options ]?-f? program-file ?[?--?] file ...?gawk?[?POSIX?or?GNU?style options ] [?--?]? program-text ?

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<th width="25%">Tag

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<td>o</td>
<td valign="bottom">Only space and tab act as field separators when?FS?is set to a single space,newline does not.</td>

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<td>o</td>
<td valign="bottom">You cannot continue lines after???and?:.</td>

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<td>o</td>
<td valign="bottom">The synonym?func?for the keyword?function?is not recognized.</td>

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<td>o</td>
<td valign="bottom">The operators??and?=?cannot be used in place of?^?and?^=.</td>

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<td>o</td>
<td valign="bottom">The?fflush()?function is not available.</td>

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-W profile[=prof_file]?--profile[=prof_file]</td>

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</tr> <tr valign="top"> <td width="6%">?</td> <td>Provide warnings about constructs that are not portable to the original version of Unix?awk.</td> </tr> <tr valign="top"> <td colspan="2"> -W non-decimal-data?--non-decimal-data </td> </tr> <tr valign="top"> <td width="6%">?</td> <td>Recognize octal and hexadecimal values in input data.?Use this option with great caution! </td> </tr> <tr valign="top"> <td colspan="2"> -W posix?--posix </td> </tr> <tr valign="top"> <td width="6%">?</td> <td>This turns on?compatibility?mode,with the following additional restrictions: <table class="src" border="1" cellspacing="0" cellpadding="5">
Description

</tr>
<tr valign="top">
<td width="6%">?</td>
<td>Provide warnings about constructs that are not portable to the original version of Unix?awk.</td>

</tr>
<tr valign="top">
<td colspan="2">
-W non-decimal-data?--non-decimal-data
</td>

</tr>
<tr valign="top">
<td width="6%">?</td>
<td>Recognize octal and hexadecimal values in input data.?Use this option with great caution!
</td>

</tr>
<tr valign="top">
<td colspan="2">
-W posix?--posix
</td>

</tr>
<tr valign="top">
<td width="6%">?</td>
<td>This turns on?compatibility?mode,with the following additional restrictions:
<table class="src" border="1" cellspacing="0" cellpadding="5">

Description

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