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9 | <title>strtok.pro (SAXO Documentation)</title> |
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23 | <body onload="setTitle();"> |
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25 | <div id="navbar_title"> |
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26 | <h1>SAXO Documentation</h1> |
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27 | </div> |
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30 | <div id="main_navbar"> |
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31 | |
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32 | <table cellspacing="0"> |
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33 | <tr> |
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34 | |
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35 | <td><a href="./../../overview.html" title="Overview of library">Overview</a></td> |
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37 | |
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38 | |
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39 | <td >Directory</td> |
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43 | <td><a href="./../../idldoc-categories.html" title="Browse library by category">Categories</a></td> |
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45 | |
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47 | <td><a href="./../../idldoc-index.html" title="Index of files, routines, and parameters">Index</a></td> |
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54 | <td id="selected">File</td> |
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55 | |
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56 | |
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57 | <td><a href="../../../../ToBeReviewed/STRING//strtok.pro" title="Source code of a file">Source</a></td> |
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58 | |
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60 | |
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61 | <td><a href="./../../idldoc-help.html" title="Help on IDLdoc">Help</a></td> |
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62 | |
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63 | |
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64 | <td >Etc</td> |
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65 | |
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66 | <td id="flexible">Developer documentation</td> |
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67 | </tr> |
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72 | <div id="secondary_navbar"> |
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73 | |
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74 | <a href="strsed.html"><<prev file</a> | <a href="strwhere.html">next file >></a> <a href="strtok.html" target="_TOP">view single page</a> | <a href="./../../index.html" target="_TOP">view frames</a> summary: fields | routine details: <a href="#routine_details">routine</a> |
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75 | |
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76 | </div> |
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77 | |
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78 | |
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79 | <div id="container"> |
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80 | |
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81 | <h1 class="directory"><a href="directory-overview.html">ToBeReviewed/STRING/</a></h1> |
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82 | <h2 class="pro_file">strtok.pro</h2> |
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83 | |
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84 | <div id="file_attr"> |
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85 | <dl> |
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86 | </dl> |
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87 | </div> |
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88 | |
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89 | <div id="file_comments"> |
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90 | Retrieve portion of string up to token. |
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91 | </div> |
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92 | |
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93 | |
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94 | |
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95 | |
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96 | |
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97 | |
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98 | |
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99 | |
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100 | |
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101 | <div id="routine_details"> |
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102 | |
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103 | |
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104 | <div class="routine_details" id="_strtok"> |
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105 | |
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106 | <h2><a class="top" href="#container">top</a>strtok <span class="categories"> |
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107 | String |
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108 | </span></h2> |
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109 | |
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110 | <p class="header"> |
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111 | <span class="result">result = </span>strtok(<span class="result"><a href="#_strtok_param_string">string</a>, <a href="#_strtok_param_token">token</a></span>, <a href="#_strtok_keyword_TRIM">TRIM</a>=<span class="result">TRIM</span>, <a href="#_strtok_keyword_HELP">HELP</a>=<span class="result">HELP</span>)</p> |
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112 | |
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113 | <div class="comments"> |
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114 | </div> |
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115 | |
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116 | <h3>Return value</h3><div class="preformat"> |
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117 | new -- portion of string up to token. out |
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118 | old -- portion of old after token. out, in |
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119 | </div> |
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120 | |
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121 | |
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122 | <h3>Parameters</h3> |
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123 | |
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124 | |
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125 | <h4 id="_strtok_param_string">string |
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126 | <span class="attr">in</span> |
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127 | |
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128 | |
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129 | <span class="attr">required</span> |
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130 | |
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131 | |
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132 | |
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133 | |
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134 | </h4> |
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135 | |
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136 | <div class="comments"> |
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137 | String to be split. Contains text after in, out token on output. |
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138 | </div> |
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139 | |
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140 | <h4 id="_strtok_param_token">token |
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141 | <span class="attr">in</span> |
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142 | |
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143 | |
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144 | <span class="attr">required</span> |
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145 | |
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146 | |
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147 | |
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148 | |
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149 | </h4> |
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150 | |
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151 | <div class="comments"> |
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152 | Token to use in splitting old. |
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153 | </div> |
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154 | |
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155 | |
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156 | |
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157 | |
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158 | |
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159 | |
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160 | <h3>Keywords</h3> |
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161 | |
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162 | <h4 id="_strtok_keyword_TRIM">TRIM |
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163 | |
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164 | |
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165 | |
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166 | |
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167 | |
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168 | |
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169 | |
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170 | |
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171 | </h4> |
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172 | |
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173 | <div class="comments"> |
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174 | set to remove leading blanks from old before returning. |
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175 | </div> |
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176 | |
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177 | <h4 id="_strtok_keyword_HELP">HELP |
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178 | |
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179 | |
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180 | |
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181 | |
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182 | |
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183 | |
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184 | |
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185 | |
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186 | </h4> |
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187 | |
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188 | <div class="comments"> |
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189 | print useful message and exit. |
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190 | </div> |
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191 | |
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192 | |
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193 | |
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194 | <h3>Examples</h3><div class="preformat"> |
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195 | If old is 'foo44 bar', then strtok( old, '44' ) would return |
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196 | 'foo', and upon return, old will be left with ' bar'. If /TRIM |
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197 | were set, old would be 'bar' on return. |
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198 | |
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199 | not ok ++ |
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200 | IDL> old='foo44 bar' |
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201 | IDL> res=strtok( old, '44' ) |
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202 | IDL> print,res |
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203 | 0 5 |
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204 | IDL> print,old |
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205 | foo44 bar |
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206 | |
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207 | IDL> old='foo44 bar' |
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208 | IDL> res=strtok( old, '44',/TRIM ) |
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209 | IDL> print,res |
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210 | 0 5 |
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211 | IDL> print,old |
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212 | foo44 bar |
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213 | |
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214 | not ok ++ |
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215 | If old='xyz', then new=strtok(old,'a') would return with |
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216 | new='xyz' and old=''. |
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217 | IDL> old='xyz' |
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218 | IDL> new=strtok( old, 'a' ) |
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219 | IDL> print,new |
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220 | 0 |
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221 | IDL> print,old |
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222 | xyz |
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223 | |
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224 | </div> |
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225 | <h3>Version history</h3> |
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226 | |
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227 | <h4>Version</h4><div class="preformat"> |
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228 | $Id: strtok.pro 374 2008-08-08 15:12:27Z pinsard $ |
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229 | </div> |
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230 | <h4>History</h4><div class="preformat"> |
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231 | $Log: strtok.pro,v $ |
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232 | Revision 1.3 1996/06/14 20:00:27 mcraig |
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233 | Updated Copyright info. |
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234 | |
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235 | Revision 1.2 1996/05/09 00:22:17 mcraig |
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236 | Added built in help. |
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237 | |
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238 | Revision 1.1 1996/01/31 18:47:37 mcraig |
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239 | Initial revision |
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240 | |
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241 | Thanks: |
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242 | To D. Linder who wrote GETTOK, part of the goddard library, |
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243 | upon which this is based. |
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244 | |
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245 | Release: |
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246 | $Name: Rel_1_2 $ |
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247 | |
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248 | Copyright: |
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249 | Copyright (C) 1996 The Regents of the University of California, All |
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250 | Rights Reserved. Written by Matthew W. Craig. |
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251 | See the file COPYRIGHT for restrictions on distributing this code. |
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252 | This code comes with absolutely NO warranty; see DISCLAIMER for details. |
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253 | </div> |
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254 | |
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255 | |
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256 | <h3>Known issues</h3> |
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257 | |
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258 | |
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259 | |
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260 | <h4>Restrictions</h4><div class="preformat"> |
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261 | Input parameter old is modified. |
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262 | Token may be one or more characters. |
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263 | if token is not found, returns old and sets old to ''. |
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264 | </div> |
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265 | |
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266 | |
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267 | |
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271 | |
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272 | |
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273 | |
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274 | <h3>Statistics</h3> |
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275 | <table class="statistics"> |
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276 | <tr><td>McCabe cyclic</td><td> 4</td></tr> |
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277 | <tr><td>McCabe essential</td><td> 1</td></tr> |
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278 | <tr><td>McCabe modular design</td><td> 1</td></tr> |
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279 | </table> |
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280 | |
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281 | |
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282 | </div> |
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283 | |
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284 | </div> |
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285 | |
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286 | |
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287 | |
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288 | <div id="tagline">Produced by IDLdoc 2.0.</div> |
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289 | |
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290 | </div> |
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291 | |
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293 | </html> |
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