# Documentation of extract_gshhs_shorelines

Global Index (all files) (short | long) | Local Index (files in subdir) (short | long)

## Function Synopsis

    extract_gshhs_shorelines(outputFile,latSpan,lonSpan)

## Help text

     Purpose: extract shore lines from global shore lines file from GSHHS

     Variables:
    	- outputFile: full path of matfile to create (needed)
    	- latSpan: Span of selected latitudes, ex: [35 46] (needed)
    	- lonSpan: Span of selected longitudes, ex: [-2 20] (needed)

     Global variables: none

## Cross-Reference Information

This function calls |
--- | ---
m_gshhs_h m_proj |

Pierre-Michel THEVENY <theveny@dt.insu.cnrs.fr>