sqlite.html 3.3 KB

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  1. <!DOCTYPE HTML>
  2. <html>
  3. <head>
  4. <meta charset="utf-8"/>
  5. <meta name="viewport" content="initial-scale=1.0, maximum-scale=1.0, user-scalable=no"/>
  6. <meta name="HandheldFriendly" content="true"/>
  7. <meta name="MobileOptimized" content="320"/>
  8. <title>Hello H5+</title>
  9. <script type="text/javascript" src="../js/common.js"></script>
  10. <script type="text/javascript">
  11. // 页面初始化操作
  12. document.addEventListener('plusready', function(e){
  13. // plus.io.requestFileSystem( plus.io.PRIVATE_DOC, function(fs){
  14. // fs.root.getFile('test.db', {create:true}, function(fileEntry){
  15. // console.log('ensure test.db file!');
  16. // });
  17. // });
  18. }, false);
  19. // 打开数据库
  20. function openDB(){
  21. outSet('打开数据库: ');
  22. plus.sqlite.openDatabase({
  23. name: 'first',
  24. path: '_doc/test.db',
  25. success: function(){
  26. outLine('openDatabase success!');
  27. },
  28. fail: function(e){
  29. outLine('openDatabase failed: '+JSON.stringify(e));
  30. }
  31. });
  32. }
  33. // 执行SQL语句
  34. function executeSQL(){
  35. outSet('执行SQL语句: ');
  36. plus.sqlite.executeSql({
  37. name: 'first',
  38. sql: 'create table if not exists database("where" CHAR(110),"location" CHAR(100),"age" INT(11))',
  39. success: function(){
  40. outLine('executeSql success!');
  41. plus.sqlite.executeSql({
  42. name: 'first',
  43. sql: "insert into database values('北京','安乐林','11')",
  44. success: function(){
  45. outLine('executeSql success!');
  46. },
  47. fail: function(e){
  48. outLine('executeSql failed: '+JSON.stringify(e));
  49. }
  50. })
  51. },
  52. fail: function(e){
  53. outLine('executeSql failed: '+JSON.stringify(e));
  54. }
  55. });
  56. }
  57. // 执行SQL语句,删除数据库
  58. function executeSQL2(){
  59. outSet('执行SQL语句: drop table database');
  60. plus.sqlite.executeSql({
  61. name: 'first',
  62. sql: 'drop table database',
  63. success: function(e){
  64. outLine('executeSql success!');
  65. },
  66. fail: function(e){
  67. outLine('executeSql fail: '+JSON.stringify(e));
  68. }
  69. });
  70. }
  71. // 查询SQL语句
  72. function selectSQL(){
  73. outSet('查询SQL语句: ');
  74. plus.sqlite.selectSql({
  75. name: 'first',
  76. sql: 'select * from database',
  77. success: function(data){
  78. outLine('selectSql success: '+data.length);
  79. for(var i in data){
  80. outLine(JSON.stringify(data[i]));
  81. }
  82. },
  83. fail: function(e){
  84. outLine('selectSql fail: '+JSON.stringify(e));
  85. }
  86. });
  87. }
  88. // 关闭数据库
  89. function closeDB(){
  90. outSet('关闭数据库: ');
  91. plus.sqlite.closeDatabase({
  92. name: 'first',
  93. success: function(){
  94. outLine('closeDatabase success!');
  95. },
  96. fail: function(e){
  97. outLine('closeDatabase fail: '+JSON.stringify(e));
  98. }
  99. });
  100. }
  101. function isOpenDB(){
  102. if(plus.sqlite.isOpenDatabase({
  103. name: 'first',
  104. path: '_doc/test.db',
  105. })){
  106. plus.nativeUI.alert('Opened!');
  107. }else{
  108. plus.nativeUI.alert('Unopened!');
  109. }
  110. }
  111. </script>
  112. <link rel="stylesheet" href="../css/common.css" type="text/css" charset="utf-8"/>
  113. </head>
  114. <body>
  115. <br/>
  116. <div class="button" onclick="openDB()">打开数据库</div>
  117. <div class="button" onclick="executeSQL()">执行SQL语句</div>
  118. <div class="button" onclick="selectSQL()">查询SQL语句</div>
  119. <div class="button" onclick="executeSQL2()">删除数据库</div>
  120. <div class="button" onclick="closeDB()">关闭数据库</div>
  121. <div class="button" onclick="isOpenDB()">是否打开数据库</div>
  122. <div id="outpos"/>
  123. <div id="output">
  124. SQLite可用于操作本地数据库文件,实现数据库文件的创建,执行SQL语句等功能。
  125. </div>
  126. </body>
  127. </html>