{"id":10,"date":"2009-01-31T15:20:37","date_gmt":"2009-01-31T07:20:37","guid":{"rendered":"http:\/\/www.magki.com\/blog\/?p=10"},"modified":"2009-08-11T09:09:12","modified_gmt":"2009-08-11T01:09:12","slug":"php-variable-naming-rules","status":"publish","type":"post","link":"http:\/\/www.ijony.com\/blog\/2009\/01\/php-variable-naming-rules.html","title":{"rendered":"PHP \u53d8\u91cf\u547d\u540d\u89c4\u5219\u5c0f\u8ff0"},"content":{"rendered":"

\u4e00\u4e2a\u826f\u597d\u7684\u547d\u540d\u89c4\u5219\u80fd\u8ba9\u4ee3\u7801\u53d8\u5f97\u66f4\u52a0\u6e05\u6670\u6d41\u7545\uff0c\u4e0d\u4ec5\u4ee4\u522b\u4eba\u9605\u8bfb\u65b9\u9762\uff0c\u5c31\u662f\u81ea\u5df1\u7ef4\u62a4\u8d77\u6765\u4e5f\u80fd\u51cf\u5c11\u8bb8\u591a\u9ebb\u70e6\uff0c\u8fd9\u91cc\u641c\u96c6\u6574\u7406\u4e86\u4e00\u70b9\u5173\u4e8e\u53d8\u91cf\u547d\u540d\u7684\u8d44\u6599\u4e00\u8d77\u5206\u4eab\u3002<\/p>\n

string \u5b57\u7b26\u4e32\u578b\uff0c\u5728\u53d8\u91cf\u524d\u9762\u52a0 str<\/span>
\neg\uff1a
\n<\/strong>\u3000\u3000\/\/\u4e0b\u9762\u4e00\u4e2a\u53d8\u91cf\u4e3a\u5b57\u7b26\u4e32
\n\u3000\u3000$strMessage = ‘Hello World!’ ;<\/p>\n

array \u6570\u7ec4\u578b\uff0c\u5728\u53d8\u91cf\u524d\u9762\u52a0 a<\/span>\uff0c\u4e00\u7ef4\u6570\u7ec4\u4f7f\u7528\u540d\u8bcd\u5355\u6570\uff0c\u591a\u7ef4\u6570\u7ec4\u4f7f\u7528\u8bcd\u590d\u6570
\neg:<\/strong>
\n\u3000\u3000\/\/\u4e0b\u9762\u4e00\u4e2a\u53d8\u91cf\u4e3a\u4e00\u7ef4\u6570\u7ec4
\n\u3000\u3000$aData = array ( 1 , 2 , 3 , 4 , 5 ,6) ;
\n\u3000\u3000\/\/\u4e0b\u9762\u4e00\u4e2a\u53d8\u91cf\u4e3a\u591a\u7ef4\u6570\u7ec4
\n\u3000\u3000$aMembers = array ( ‘id’ => 123456 , ‘username’ => ‘ABC’ , ’email’ => ‘abc#abc.com’ ) ;<\/p>\n

integer \u6574\u6570\u578b\u53d8\u91cf\uff0c\u5728\u524d\u9762\u52a0\u4e0a n
\n<\/span>eg:
\n<\/strong>\u3000\u3000\/\/\u4e0b\u9762\u4e00\u4e2a\u53d8\u91cf\u4e3a\u6574\u6570
\n\u3000\u3000$nCount = $pBS->Member->getCount() ;<\/p>\n

boolean \u5e03\u5c14\u578b\u53d8\u91cf\uff0c\u5728\u524d\u9762\u52a0\u4e0a b
\n<\/span>eg:
\n<\/strong>\u3000\u3000\/\/\u4e0b\u9762\u4e00\u4e2a\u53d8\u91cf\u4e3a\u5e03\u5c14\u578b
\n\u3000\u3000$bEncode = true ;<\/p>\n

float \u6d6e\u70b9\u578b\u53d8\u91cf\uff0c\u5728\u524d\u9762\u52a0\u4e0a f
\n<\/span>eg:<\/strong>
\n\u3000\u3000\/\/\u4e0b\u9762\u4e00\u4e2a\u53d8\u91cf\u4e3a\u6d6e\u70b9\u578b
\n\u3000\u3000$fSave = 0.8 ;<\/p>\n

<\/p>\n

\u6307\u9488\u7c7b\u578b\uff0c\u6bd4\u5982\u7c7b\u3002\u5728\u524d\u9762\u52a0\u4e0a p
\n<\/span>eg:
\n<\/strong>\u3000\u3000\/\/\u4e0b\u9762\u662f\u4e00\u4e2a\u7c7b\u7684\u5b9e\u4f8b\u5316
\n\u3000\u3000$pBP = new BluePage ;<\/p>\n

resource \u8d44\u6e90\u578b\uff0c\u5728\u524d\u9762\u52a0\u4e0a rs
\n<\/span>eg:
\n<\/strong>\u3000\u3000$rsConn = mysql_connect ( ‘localhost’ , ‘user’ , ‘pw’ ) ;
\n\u3000\u3000$rsHandle = fopen( $strFilename );<\/p>\n

\u672a\u660e\u53d8\u91cf\uff0c\u4f7f\u7528 mx
\n<\/span>eg:
\n<\/strong>\u3000\u3000$mxData = getData() ;<\/p>\n

\u81ea\u5b9a\u4e49\u51fd\u6570\uff0c\u4f7f\u7528 fn_<\/span> \u5f00\u5934
\neg:
\n<\/strong>\u3000\u3000function fn_HaltError ( $strErrorMessage ) {
\n\u3000\u3000\u3000\u3000\/\/ do sth…
\n\u3000\u3000}<\/p>\n

\u4e00\u4e2a\u7efc\u5408\u7684\u4f8b\u5b50(\u4f7f\u7528\u5206\u9875\u7c7b):<\/strong><\/p>\n

include ( “lib\/BluePage.class.php” ) ;
\n$pBP = new BluePage ;<\/p>\n

$rsConn = mysql_connect( ‘localhost’ , ‘root’ , ‘123456’ ) or die( mysql_error() ) ;
\nmysql_select_db( ‘test’ , $rsConn );
\n$strQuery = “SELECT COUNT(`id`) FROM test” ;
\n$nCount = $pBP->myGetCount( $strQuery , $rsConn ) ; \/\/\u53d6\u5f97\u603b\u6570<\/p>\n

if ( $nCount < 1 ) {
\n\u3000\u3000fn_HaltError( $aMessages[‘nodata’] ) ;
\n}<\/p>\n

$nShowNum = 10 ;<\/p>\n

\/\/\u5206\u9875\u6570\u7ec4\u4e0e html
\n$aPDatas = $pBP->get( $nCount , $nShowNum ) ;
\n$strHtml = $pBP->getHTML( $aPDatas ) ;<\/p>\n

\/\/ \u5206\u9875\u6570\u636e\u91cc\u5305\u542b\u6709 offset\uff0c\u53d6\u6570\u636e
\n$strQuery = “SELECT * FROM test LIMIT ” . $aPDatas[‘offset’] . “, ” . $nShowNum ;
\n$rsResult = mysql_query( $strQuery );<\/p>\n","protected":false},"excerpt":{"rendered":"

\u4e00\u4e2a\u826f\u597d\u7684\u547d\u540d\u89c4\u5219\u80fd\u8ba9\u4ee3\u7801\u53d8\u5f97\u66f4\u52a0\u6e05\u6670\u6d41\u7545\uff0c\u4e0d\u4ec5\u4ee4\u522b\u4eba\u9605\u8bfb\u65b9\u9762\uff0c\u5c31\u662f\u81ea\u5df1\u7ef4\u62a4\u8d77\u6765\u4e5f\u80fd\u51cf\u5c11\u8bb8\u591a\u9ebb\u70e6\uff0c\u8fd9\u91cc\u641c\u96c6\u6574\u7406 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[15],"tags":[],"_links":{"self":[{"href":"http:\/\/www.ijony.com\/blog\/wp-json\/wp\/v2\/posts\/10"}],"collection":[{"href":"http:\/\/www.ijony.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.ijony.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.ijony.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.ijony.com\/blog\/wp-json\/wp\/v2\/comments?post=10"}],"version-history":[{"count":0,"href":"http:\/\/www.ijony.com\/blog\/wp-json\/wp\/v2\/posts\/10\/revisions"}],"wp:attachment":[{"href":"http:\/\/www.ijony.com\/blog\/wp-json\/wp\/v2\/media?parent=10"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.ijony.com\/blog\/wp-json\/wp\/v2\/categories?post=10"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.ijony.com\/blog\/wp-json\/wp\/v2\/tags?post=10"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}