UNIQUE函数返回列表或区域中的唯一值列表。
参数
必需
描述
array
是
返回唯一值的区域或数组
[by_col]
否
指示如何比较的布尔值；省略或为false为按行; true时为按列
[occurs_once]
否
布尔值，为true时返回出现一次的唯一值，为false或省略时返回所有的唯一值
注意:
UNIQUE 函数仅在allowDynamicArray为true时有效。
UNIQUE 函数将返回一个数组，如果该数组是公式的最终结果，则将溢出。
可将数组视为一行值、一列值或几行值和几列值的组合
window.onload = function () {
var spread = new GC.Spread.Sheets.Workbook(_getElementById("ss"));
initSpread(spread);
};
var demoData = [
["Region","Sales Rep","Product","Units"],
["East","Tom","Apple",6380],
["West","Fred","Grape", 5619],
["North ","Amy","Pear", 4565],
["South","Sal","Banana", 5323],
["East","Fritz","Apple", 4394],
["West","Sravan","Grape", 7195],
["North ","Xi","Pear", 5231],
["South","Hector","Banana", 2427],
["East","Tom","Banana", 4213],
["West","Fred","Pear", 3239],
["North ","Amy","Grape", 6420],
["South","Sal","Apple", 1310],
["East","Fritz","Banana", 6274],
["West","Sravan","Pear", 4894],
["North ","Xi","Grape", 7580],
["South","Hector","Apple", 9814]
];
function initSpread(spread) {
spread.options.allowDynamicArray = true;
var sheet = spread.getActiveSheet();
spread.suspendPaint();
spread.suspendCalcService();
sheet.name('UNIQUE');
sheet.defaults.colWidth = 80;
sheet.setColumnWidth(0, 20);
sheet.setColumnWidth(5, 20);
sheet.setColumnWidth(9, 20);
sheet.setText(0, 1, 'Use the UNIQUE function to return a unique list from a range or array of items. Syntax: UNIQUE(array,[by_col],[occurs_once])');
var row = 2;
var col = 1;
var col2 = col + 5;
var rowCount = 16;
applyTableStyleForRange(sheet, row, col, rowCount + 1, 4);
applyTableStyleForRange(sheet, row, col + 5, 10, 3);
applyTableStyleForRange(sheet, row, col2 + 4, rowCount + 1, 4);
sheet.setArray(row, col, demoData);
sheet.setText(row - 1, col2, "Unique values:");
sheet.setArray(row, col2, [["Region","Sales Rep","Product","", "Region","Sales Rep","Product","Units"]]);
row++;
sheet.setFormula(row, col2, 'UNIQUE(B4:B19)');
sheet.setFormula(row, col2 + 1, 'UNIQUE(C4:C19)');
sheet.setFormula(row, col2 + 2, 'UNIQUE(D4:D19)');
col2 += 4;
sheet.setText(row - 2, col2, "Unique values in order by SORT");
sheet.setFormula(row, col2, 'SORT(UNIQUE(B4:B19))');
sheet.setFormula(row, col2 + 1, 'SORT(UNIQUE(C4:C19))');
sheet.setFormula(row, col2 + 2, 'SORT(UNIQUE(D4:D19))');
sheet.setFormula(row, col2 + 3, 'SORT(UNIQUE(E4:E19))');
var formatter = '#,##0';
sheet.getRange(row, col + 3, rowCount, 1).formatter(formatter);
sheet.getRange(row, col2 + 3, rowCount, 1).formatter(formatter);
spread.resumeCalcService();
spread.resumePaint();
}
function applyTableStyleForRange(sheet, row, col, rowCount, colCount, options) {
var tableName = "tmpTable";
var TableThemes = GC.Spread.Sheets.Tables.TableThemes;
// use table to help set style then remove like convert table to range in Excel
sheet.tables.add(tableName, row, col, rowCount, colCount, TableThemes.medium7, options);
sheet.tables.remove(tableName, 2 /* keep style */);
}
function _getElementById(id) {
return document.getElementById(id);
}
<!doctype html>
<html style="height:100%;font-size:14px;">
<head>
<meta name="spreadjs culture" content="zh-cn" />
<meta charset="utf-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<link rel="stylesheet" type="text/css"
href="$DEMOROOT$/zh/purejs/node_modules/@grapecity-software/spread-sheets/styles/gc.spread.sheets.excel2013white.css">
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<script src="app.js" type="text/javascript"></script>
<link rel="stylesheet" type="text/css" href="styles.css">
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<body>
<div class="sample-tutorial">
<div id="ss" style="width:100%; height: 100%"></div>
</div>
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overflow: hidden;
}
.sample-spreadsheets {
width: calc(100% - 280px);
height: 100%;
overflow: hidden;
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}
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float: right;
width: 280px;
padding: 12px;
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box-sizing: border-box;
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