63 lines
4.6 KiB
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63 lines
4.6 KiB
HTML
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<TITLE>CLHS: Function MAKE-STRING-INPUT-STREAM</TITLE>
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<A NAME="make-string-input-stream"><I>Function</I> <B>MAKE-STRING-INPUT-STREAM</B></A> <P>
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<P><B>Syntax:</B><P>
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<P>
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<B>make-string-input-stream</B> <I>string <TT>&optional</TT> start end</I> => <I>string-stream</I><P>
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<P>
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<P><B>Arguments and Values:</B><P>
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<P>
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<I>string</I>---a <A REL=DEFINITION HREF="26_glo_s.htm#string"><I>string</I></A>. <P>
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<I>start</I>, <I>end</I>---<A REL=DEFINITION HREF="26_glo_b.htm#bounding_index_designator"><I>bounding index designators</I></A> of <I>string</I>. The defaults for <I>start</I> and <I>end</I> are <TT>0</TT> and <A REL=DEFINITION HREF="a_nil.htm#nil"><B>nil</B></A>, respectively. <P>
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<I>string-stream</I>---an <A REL=DEFINITION HREF="26_glo_i.htm#input"><I>input</I></A> <A REL=DEFINITION HREF="26_glo_s.htm#string_stream"><I>string stream</I></A>. <P>
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<P><B>Description:</B><P>
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<P>
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Returns an <A REL=DEFINITION HREF="26_glo_i.htm#input"><I>input</I></A> <A REL=DEFINITION HREF="26_glo_s.htm#string_stream"><I>string stream</I></A>. This <A REL=DEFINITION HREF="26_glo_s.htm#stream"><I>stream</I></A> will supply, in order, the <A REL=DEFINITION HREF="26_glo_c.htm#character"><I>characters</I></A> in the substring of <I>string</I> <A REL=DEFINITION HREF="26_glo_b.htm#bounded"><I>bounded</I></A> by <I>start</I> and <I>end</I>. After the last <A REL=DEFINITION HREF="26_glo_c.htm#character"><I>character</I></A> has been supplied, the <A REL=DEFINITION HREF="26_glo_s.htm#string_stream"><I>string stream</I></A> will then be at <A REL=DEFINITION HREF="26_glo_e.htm#end_of_file"><I>end of file</I></A>. <P>
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<P><B>Examples:</B><P>
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<P>
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<PRE>
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(let ((string-stream (make-string-input-stream "1 one ")))
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(list (read string-stream nil nil)
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(read string-stream nil nil)
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(read string-stream nil nil)))
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=> (1 ONE NIL)
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(read (make-string-input-stream "prefixtargetsuffix" 6 12)) => TARGET
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</PRE>
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</TT> <P>
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<P><B>Side Effects:</B> None.
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<P>
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<P><B>Affected By:</B> None.
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<P>
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<P><B>Exceptional Situations:</B> None.
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<P>
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<P><B>See Also:</B><P>
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<P>
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<A REL=DEFINITION HREF="m_w_in_f.htm#with-input-from-string"><B>with-input-from-string</B></A> <P>
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<P><B>Notes:</B> None.
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<P>
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<P><HR>The following <A REL=META HREF="../Front/X3J13Iss.htm">X3J13 cleanup issues</A>, <I>not part of the specification</I>, apply to this section:<P><UL><LI> <A REL=CHILD HREF="../Issues/iss327.htm">STREAM-ACCESS:ADD-TYPES-ACCESSORS</A><LI> <A REL=CHILD HREF="../Issues/iss284.htm">RANGE-OF-START-AND-END-PARAMETERS:INTEGER-AND-INTEGER-NIL</A><P></UL><HR>
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