PHP opens the GD library (windows environment)

if(extension_loaded('gd')) {
 echo 'You can use gd';
 foreach(gd_info() as $cate=>$value)
 echo "$ cate: $value";
}else
 echo 'gd extension is not installed';
?>

The result is displayed as:

You can use gd GD Version: bundled (2.0.34 compatible) FreeType Support: 1 FreeType Linkage: with freetype T1LibSupport: 1 GIF Read Support: 1 GIF Create Support: 1 Support: 1 PNG Support: 1 WBMP Support: 1 XPM Support: XBM Support: 1 JIS-mapped Japanese Font Support:

If there is a problem, it will be displayed after Configure Command:

1 cscript /nologo configure.js "--enable-snapshot-build" "--disable-isapi" "--enable-debug-pack" "--without-mssql" "--without-pdo-mssql" "- -without-pi3web" "--with-pdo-oci=C:php-sdkoracleinstantclient10sdk,shared" "--with-oci8=C:php-sdkoracleinstantclient10sdk,shared" "--with-oci8-11g=C:php- sdkoracleinstantclient11sdk,shared" "--enable-object-out-dir=../obj/" "--enable-com-dotnet=shared" "--with-mcrypt=static" "--disable-static-analyze" "--with-pgo"

Possible reasons: 1. Permission issues; 2. Is there a problem with the dual channel, or is the hardware loose, etc.

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