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<a href="Bio-module.html">Package Bio</a> ::
Module stringfns
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<!-- ==================== MODULE DESCRIPTION ==================== -->
<h1 class="epydoc">Module stringfns</h1><p class="nomargin-top"><span class="codelink"><a href="Bio.stringfns-pysrc.html">source code</a></span></p>
<p>This provides useful general functions for working with strings.</p>
<p>Functions: splitany Split a string using many delimiters.
find_anychar Find one of a list of characters in a string.
rfind_anychar Find one of a list of characters in a string, from end to
start. starts_with Check whether a string starts with another string
[DEPRECATED].</p>
<!-- ==================== FUNCTIONS ==================== -->
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<span class="summary-type">list of strings</span>
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<td><span class="summary-sig"><a href="Bio.stringfns-module.html#splitany" class="summary-sig-name">splitany</a>(<span class="summary-sig-arg">s</span>,
<span class="summary-sig-arg">sep</span>=<span class="summary-sig-default">... </span>,
<span class="summary-sig-arg">maxsplit</span>=<span class="summary-sig-default">... </span>,
<span class="summary-sig-arg">negate</span>=<span class="summary-sig-default">...=...</span>)</span><br />
Split a string.</td>
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<span class="codelink"><a href="Bio.stringfns-pysrc.html#splitany">source code</a></span>
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<span class="summary-type">index of a character or -1</span>
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<td><span class="summary-sig"><a href="Bio.stringfns-module.html#find_anychar" class="summary-sig-name">find_anychar</a>(<span class="summary-sig-arg">string</span>,
<span class="summary-sig-arg">chars</span>,
<span class="summary-sig-arg">index</span>=<span class="summary-sig-default">...</span>)</span><br />
Find a character in string.</td>
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<span class="codelink"><a href="Bio.stringfns-pysrc.html#find_anychar">source code</a></span>
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<span class="summary-type">index of a character or -1</span>
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<td><span class="summary-sig"><a href="Bio.stringfns-module.html#rfind_anychar" class="summary-sig-name">rfind_anychar</a>(<span class="summary-sig-arg">string</span>,
<span class="summary-sig-arg">chars</span>,
<span class="summary-sig-arg">index</span>=<span class="summary-sig-default">...</span>)</span><br />
Find a character in string, looking from the end to the start.</td>
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<span class="summary-type">1/0</span>
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<td><span class="summary-sig"><a name="starts_with"></a><span class="summary-sig-name">starts_with</span>(<span class="summary-sig-arg">s</span>,
<span class="summary-sig-arg">start</span>)</span><br />
Return whether s begins with start.</td>
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<a name="splitany"></a>
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<h3 class="epydoc"><span class="sig"><span class="sig-name">splitany</span>(<span class="sig-arg">s</span>,
<span class="sig-arg">sep</span>=<span class="sig-default">... </span>,
<span class="sig-arg">maxsplit</span>=<span class="sig-default">... </span>,
<span class="sig-arg">negate</span>=<span class="sig-default">...=...</span>)</span>
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><span class="codelink"><a href="Bio.stringfns-pysrc.html#splitany">source code</a></span>
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<p>Split a string. Similar to string.split, except that this considers
any one of the characters in sep to be a delimiter. If negate is true,
then everything but sep will be a separator.</p>
<dl class="fields">
<dt>Returns: list of strings</dt>
</dl>
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<a name="find_anychar"></a>
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<h3 class="epydoc"><span class="sig"><span class="sig-name">find_anychar</span>(<span class="sig-arg">string</span>,
<span class="sig-arg">chars</span>,
<span class="sig-arg">index</span>=<span class="sig-default">...</span>)</span>
</h3>
</td><td align="right" valign="top"
><span class="codelink"><a href="Bio.stringfns-pysrc.html#find_anychar">source code</a></span>
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<p>Find a character in string. chars is a list of characters to look
for. Return the index of the first occurrence of any of the characters,
or -1 if not found. index is the index where the search should start.
By default, I search from the beginning of the string.</p>
<dl class="fields">
<dt>Returns: index of a character or -1</dt>
</dl>
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<h3 class="epydoc"><span class="sig"><span class="sig-name">rfind_anychar</span>(<span class="sig-arg">string</span>,
<span class="sig-arg">chars</span>,
<span class="sig-arg">index</span>=<span class="sig-default">...</span>)</span>
</h3>
</td><td align="right" valign="top"
><span class="codelink"><a href="Bio.stringfns-pysrc.html#rfind_anychar">source code</a></span>
</td>
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<p>Find a character in string, looking from the end to the start. chars
is a list of characters to look for. Return the index of the first
occurrence of any of the characters, or -1 if not found. index is the
index where the search should start. By default, I search from the end
of the string.</p>
<dl class="fields">
<dt>Returns: index of a character or -1</dt>
</dl>
</td></tr></table>
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