js download canvas image All In One

js download canvas image All In One

// const dataURL = temp.toDataURL('image/png');

const canvas = document.querySelector(`#canvas_image`);

const dataURL = canvas.toDataURL('image/png');

document.write(`<img src="${dataURL}" />`);

https://www.fotor.com/photo-editor-app/editor/basic

demo

// svg to canvas to image

const callback = () => {
    setTimeout(() => {
        const canvas = document.getElementById("canvas");
        const base64URL = canvas.toDataURL("image/png");
        const aTag = document.createElement(`a`);
        aTag.setAttribute(`href`, base64URL);
        aTag.download = "svg-to-canvas.png";
        aTag.click();
        setTimeout(() => {
            canvas.setAttribute(`class`, "auto-hidden");
        }, 0);
    }, 1000);
};

refs

https://www.cnblogs.com/xgqfrms/p/11278677.html

https://stackoverflow.com/questions/8126623/downloading-canvas-element-to-an-image

https://stackoverflow.com/questions/59248058/canvas-todataurlimage-svgxml-returning-dataimage-pngbase64

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