Products

ASC function

The ASC function in Jspreadsheet Formulas Pro is a tool used to transform full-width characters into half-width characters. Full-width characters typically take up more space than half-width ones, which are more compact. This function is especially useful when working with texts that have mixed character widths, allowing for a more uniform and neat presentation. It's a simple way to standardize your data for easier reading and analysis.

Documentation

Convert full-width characters to half-width characters.

Category

Text

Syntax

ASC(text)

Parameter Description
text The string containing full-width characters to be converted.

Behavior

  • Empty cells: Returns an empty string.
  • Numbers: Numbers remain unchanged.
  • Half-width characters: Already half-width characters are returned as-is.
  • Mixed text: Only full-width characters are converted, other text remains unchanged.
Error Description
#VALUE! Returned when the input is not text (e.g., a boolean or unsupported data type).

Usage

A few examples using the ASC function.

ASC("APPLE") returns "APPLE"  
ASC("conversion") returns 'conversion'  

Interactive Spreadsheet Demo

<html>
<script src="https://jspreadsheet.com/v11/jspreadsheet.js"></script>
<script src="https://jsuites.net/v5/jsuites.js"></script>
<link rel="stylesheet" href="https://jsuites.net/v5/jsuites.css" type="text/css" />
<link rel="stylesheet" href="https://jspreadsheet.com/v11/jspreadsheet.css" type="text/css" />

<link rel="stylesheet" href="https://fonts.googleapis.com/css?family=Material+Icons" />
<script src="https://cdn.jsdelivr.net/npm/@jspreadsheet/formula-pro/dist/index.min.js"></script>

<div id="spreadsheet"></div>

<script>
// Set your JSS license key (The following key only works for one day)
jspreadsheet.setLicense('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');

// Set the extensions
jspreadsheet.setExtensions({ formula });

// Create a new spreadsheet
jspreadsheet(document.getElementById('spreadsheet'), {
  worksheets: [{
    data: [
    [
        "Full-Width Text",
        "Half-Width Conversion"
    ],
    [
        "\uff28\uff25\uff2c\uff2c\uff2f",
        "=ASC(A2)"
    ],
    [
        "\uff57\uff4f\uff52\uff4c\uff44",
        "=ASC(A3)"
    ],
    [
        "\uff2a\uff21\uff30\uff21\uff2e\uff11\uff12\uff13",
        "=ASC(A4)"
    ],
    [
        "\uff54\uff45\uff53\uff54\uff14\uff15\uff16",
        "=ASC(A5)"
    ]
]
  }]
});
</script>
</html>
import React, { useRef } from "react";
import { Spreadsheet, Worksheet, jspreadsheet } from "@jspreadsheet/react";
import formula from "@jspreadsheet/formula-pro";
import "jsuites/dist/jsuites.css";
import "jspreadsheet/dist/jspreadsheet.css";

// Set license
jspreadsheet.setLicense('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');

// Set the extensions
jspreadsheet.setExtensions({ formula });

export default function App() {
    // Spreadsheet array of worksheets
    const spreadsheet = useRef();

    // Worksheet data
    const data = [
    [
        "Full-Width Text",
        "Half-Width Conversion"
    ],
    [
        "\uff28\uff25\uff2c\uff2c\uff2f",
        "=ASC(A2)"
    ],
    [
        "\uff57\uff4f\uff52\uff4c\uff44",
        "=ASC(A3)"
    ],
    [
        "\uff2a\uff21\uff30\uff21\uff2e\uff11\uff12\uff13",
        "=ASC(A4)"
    ],
    [
        "\uff54\uff45\uff53\uff54\uff14\uff15\uff16",
        "=ASC(A5)"
    ]
];

    // Render component
    return (
        <Spreadsheet ref={spreadsheet}>
            <Worksheet data={data} />
        </Spreadsheet>
    );
}
<template>
    <Spreadsheet ref="spreadsheet">
        <Worksheet :data="data" />
    </Spreadsheet>
</template>

<script>
import { Spreadsheet, Worksheet, jspreadsheet } from "@jspreadsheet/vue";
import "jsuites/dist/jsuites.css";
import "jspreadsheet/dist/jspreadsheet.css";
import formula from "@jspreadsheet/formula-pro";

// Set license
jspreadsheet.setLicense('NjkxZmI1NzM5MTYxNDUwZGQwYzNmODlhOTJjNTkxZTdjODZkN2U1Y2VhOTM3ZDU2ZTc0OTdlMjE4MGY0Y2RhOWM5MzAzYzQ3MDU4OTFjZWMyY2U5ZmQyNjI4ODczMmM5NDBhMTYzMjg5ZDk0NjFmODNmYWYyZDgyOTQ0MTlhNzQsZXlKamJHbGxiblJKWkNJNklpSXNJbTVoYldVaU9pSktjM0J5WldGa2MyaGxaWFFpTENKa1lYUmxJam94TnpVM01ETXdPREExTENKa2IyMWhhVzRpT2xzaWFuTndjbVZoWkhOb1pXVjBMbU52YlNJc0ltTnZaR1Z6WVc1a1ltOTRMbWx2SWl3aWFuTm9aV3hzTG01bGRDSXNJbU56WWk1aGNIQWlMQ0p6ZEdGamEySnNhWFI2TG1sdklpd2lkMlZpWTI5dWRHRnBibVZ5TG1sdklpd2lkMlZpSWl3aWJHOWpZV3hvYjNOMElsMHNJbkJzWVc0aU9pSXpOQ0lzSW5OamIzQmxJanBiSW5ZM0lpd2lkamdpTENKMk9TSXNJbll4TUNJc0luWXhNU0lzSW1Ob1lYSjBjeUlzSW1admNtMXpJaXdpWm05eWJYVnNZU0lzSW5CaGNuTmxjaUlzSW5KbGJtUmxjaUlzSW1OdmJXMWxiblJ6SWl3aWFXMXdiM0owWlhJaUxDSmlZWElpTENKMllXeHBaR0YwYVc5dWN5SXNJbk5sWVhKamFDSXNJbkJ5YVc1MElpd2ljMmhsWlhSeklpd2lZMnhwWlc1MElpd2ljMlZ5ZG1WeUlpd2ljMmhoY0dWeklpd2labTl5YldGMElsMHNJbVJsYlc4aU9uUnlkV1Y5');

// Set the extensions
jspreadsheet.setExtensions({ formula });

export default {
    components: {
        Spreadsheet,
        Worksheet,
    },
    data() {
        // Worksheet data
        const data = [
    [
        "Full-Width Text",
        "Half-Width Conversion"
    ],
    [
        "\uff28\uff25\uff2c\uff2c\uff2f",
        "=ASC(A2)"
    ],
    [
        "\uff57\uff4f\uff52\uff4c\uff44",
        "=ASC(A3)"
    ],
    [
        "\uff2a\uff21\uff30\uff21\uff2e\uff11\uff12\uff13",
        "=ASC(A4)"
    ],
    [
        "\uff54\uff45\uff53\uff54\uff14\uff15\uff16",
        "=ASC(A5)"
    ]
]

        return {
            data
        };
    }
}
</script>
import { Component, ViewChild, ElementRef } from "@angular/core";
import jspreadsheet from "jspreadsheet";
import * as formula from "@jspreadsheet/formula-pro";

// Set your JSS license key (The following key only works for one day)
jspreadsheet.setLicense('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');

// Set the extensions
jspreadsheet.setExtensions({ formula });

@Component({
    standalone: true,
    selector: "app-root",
    template: `<div #spreadsheet></div>`
})
export class AppComponent {
    @ViewChild("spreadsheet") spreadsheet: ElementRef;
    // Worksheets
    worksheets: jspreadsheet.worksheetInstance[];

    // Create a new data grid
    ngAfterViewInit() {
        // Create spreadsheet
        this.worksheets = jspreadsheet(this.spreadsheet.nativeElement, {
            worksheets: [{
                data: [
    [
        "Full-Width Text",
        "Half-Width Conversion"
    ],
    [
        "\uff28\uff25\uff2c\uff2c\uff2f",
        "=ASC(A2)"
    ],
    [
        "\uff57\uff4f\uff52\uff4c\uff44",
        "=ASC(A3)"
    ],
    [
        "\uff2a\uff21\uff30\uff21\uff2e\uff11\uff12\uff13",
        "=ASC(A4)"
    ],
    [
        "\uff54\uff45\uff53\uff54\uff14\uff15\uff16",
        "=ASC(A5)"
    ]
]
            }]
        });
    }
}