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d44e3c4f 2 Copyright (c) 2000-2016 Ericsson Telecom AB
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8 Contributors:
9 Baji, Laszlo
10 Balasko, Jeno
11 Farkas, Laszlo
12 Szabados, Kristof
13 Szabo, Janos Zoltan – initial implementation
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15<html>
16<head>
17<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
18<meta http-equiv="Content-Language" content="en-us">
19<title>read</title>
20</head>
21<body bgcolor="#DAD3C5" vlink="#0094D2" link="#003258">
22<table align="left" border="0" cellspacing="0" cellpadding="0" valign=top>
23 <tr>
24 <td width=105 height=40><a href="https://projects.eclipse.org/projects/tools.titan"><img src="../images/titan_transparent.gif" border=0 width=105 height=40 align="left" alt="Titan"></a></td>
25 </tr>
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28 <tr>
29 <td><a href="../titan_main.html" alt="contents"><img border="0" src="../images/ao.jpg" width="53" height="40"></a></td>
30 <td><a href="../titan_index.html" alt="index"><img border="0" src="../images/up.jpg" width="53" height="40"></a></td>
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34</table>
35<p><br clear="all">
36</p>
37<hr>
38<h1>read</h1>
39<hr align="left" width="75%">
40<p>The keyword is used to to <a href="#timer_start">retrieve the time</a> that has elapsed since the specified timer was started. The returned value is of type float.</p>
41<ul>
42 <li>Applying the read operation to an inactive timer will return the float value zero (0.0).</li>
43</ul>
44<p>Related keywords:</p>
45<ul>
46 <li><a href="running.html"><b><font face="Courier New" color="#003258" size="4">running</font></b></a></li>
47 <li><a href="timer.html"><b><font face="Courier New" color="#003258" size="4">timer</font></b></a></li>
48 <li><a href="start.html"><b><font face="Courier New" color="#003258" size="4">start</font></b></a></li>
49 <li><a href="stop.html"><b><font face="Courier New" color="#003258" size="4">stop</font></b></a></li>
50 <li><a href="timeout.html"><b><font face="Courier New" color="#003258" size="4">timeout</font></b></a></li>
51</ul>
52<hr align="left" width="50%">
53<div align="center">
54<center>
55<table border="0" width="90%" bgcolor="#FFB599" cellpadding="4">
56 <tr>
57 <td width="100%">
58 <h3 align="center"><i>timer_identifier</i><font face="Courier New" color="#003258" size="5"><b>.read</b></font><font face="Courier New" color="#003258" size="5"><b>;</b></font></h3>
59 </td>
60 </tr>
61</table>
62</center>
63</div>
64<ul>
65 <li>
66 <p><i>timer_identifier</i> is the&nbsp;name used to refer to the timer. It must begin with a letter, may contain letters, numbers and underscore characters.</p>
67 </li>
68</ul>
69<hr align="left" width="75%" color="#0094D2">
70<p>It is possible to read a member of a <a href="#array">timer array</a>.</p>
71<hr align="left" width="50%" color="#0094D2">
72<div align="center">
73<center>
74<table border="0" width="90%" bgcolor="#FFB599" cellpadding="4">
75 <tr>
76 <td width="100%">
77 <h3 align="center"><font face="Courier New" color="#003258" size="5"><b></b></font> &nbsp; <i>timer_identifier</i><font face="Courier New" color="#003258" size="5"><b>[</b></font><i>array_index</i><font
78 face="Courier New" color="#003258" size="5"><b>].read; </b></font></h3>
79 </td>
80 </tr>
81</table>
82</center>
83</div>
84<div align="center"></div>
85<ul>
86 <li>
87 <p><i>timer_identifier</i> is the&nbsp;name used to refer to the timer. It must begin with a letter, may contain letters, numbers and underscore characters.</p>
88 </li>
89 <li>
90 <p><i>array_index</i> points out the timer to be read.</p>
91 </li>
92</ul>
93<hr align="left" width="50%">
94<p><a name="timer_start">Example 1</a>:
95<p><font face="Courier New">var float vl_flottant := T_porslin.read;<br>
96</font>
97<p>The local variable vl_flottant is defined and used to store the time elapsed since the start of the global timer T_porslin.</p>
98<hr align="left" width="50%">
99<p><a name="array">Example 2:</a>
100<p><font face="Courier New">var float v_ile := Tl_Rochereau[7].read;</font>
101<p>The variable v_ile is defined and used to store the time elapsed since the start of the eighth timer of the array T_Rochereau.</p>
102<hr align="left" width="25%">
103<hr align="left" width="25%">
104<p><a HREF="BNF.html#readtimerop">BNF definition</a> of <font face="Courier New">read</font></p>
105</body>
106</html>
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