<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <HTML ><HEAD ><TITLE >strspn</TITLE ><META NAME="GENERATOR" CONTENT="Modular DocBook HTML Stylesheet Version 1.79"><LINK REL="HOME" TITLE="Manual do PHP" HREF="index.html"><LINK REL="UP" TITLE="String" HREF="ref.strings.html"><LINK REL="PREVIOUS" TITLE="strrpos" HREF="function.strrpos.html"><LINK REL="NEXT" TITLE="strstr" HREF="function.strstr.html"><META HTTP-EQUIV="Content-type" CONTENT="text/html; charset=UTF-8"></HEAD ><BODY CLASS="refentry" BGCOLOR="#FFFFFF" TEXT="#000000" LINK="#0000FF" VLINK="#840084" ALINK="#0000FF" ><DIV CLASS="NAVHEADER" ><TABLE SUMMARY="Header navigation table" WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" ><TR ><TH COLSPAN="3" ALIGN="center" >Manual do PHP</TH ></TR ><TR ><TD WIDTH="10%" ALIGN="left" VALIGN="bottom" ><A HREF="function.strrpos.html" ACCESSKEY="P" >Anterior</A ></TD ><TD WIDTH="80%" ALIGN="center" VALIGN="bottom" ></TD ><TD WIDTH="10%" ALIGN="right" VALIGN="bottom" ><A HREF="function.strstr.html" ACCESSKEY="N" >Próxima</A ></TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><H1 ><A NAME="function.strspn" ></A >strspn</H1 ><DIV CLASS="refnamediv" ><A NAME="AEN221698" ></A ><P > (PHP 3 >= 3.0.3, PHP 4, PHP 5)</P >strspn -- Encontra o comprimento do segmento inicial combinando com a máscara </DIV ><DIV CLASS="refsect1" ><A NAME="AEN221701" ></A ><H2 >Descrição</H2 >int <B CLASS="methodname" >strspn</B > ( string str1, string str2 )<BR ></BR ><P > Retorna o comprimento do segmento inicial de <CODE CLASS="parameter" >str1</CODE > que consiste inteiramente de caracteres em <CODE CLASS="parameter" >str2</CODE >. </P ><P > A linha do código: <DIV CLASS="informalexample" ><P ></P ><A NAME="AEN221716" ></A ><TABLE BORDER="0" BGCOLOR="#E0E0E0" CELLPADDING="5" ><TR ><TD ><code><font color="#000000"> <font color="#0000BB"><?php<br />$var </font><font color="#007700">= </font><font color="#0000BB">strspn</font><font color="#007700">(</font><font color="#DD0000">"42 is the answer, what is the question ..."</font><font color="#007700">, </font><font color="#DD0000">"1234567890"</font><font color="#007700">);<br /></font><font color="#0000BB">?></font> </font> </code></TD ></TR ></TABLE ><P ></P ></DIV > atribuirá 2 para <CODE CLASS="varname" >$var</CODE >, porque a string "42" será o maior segmento contendo caracteres de "1234567890". </P ><P > Veja também <A HREF="function.strcspn.html" ><B CLASS="function" >strcspn()</B ></A >. </P ></DIV ><DIV CLASS="NAVFOOTER" ><HR ALIGN="LEFT" WIDTH="100%"><TABLE SUMMARY="Footer navigation table" WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" ><A HREF="function.strrpos.html" ACCESSKEY="P" >Anterior</A ></TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="index.html" ACCESSKEY="H" >Principal</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" ><A HREF="function.strstr.html" ACCESSKEY="N" >Próxima</A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" >strrpos</TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="ref.strings.html" ACCESSKEY="U" >Acima</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" >strstr</TD ></TR ></TABLE ></DIV ></BODY ></HTML >