@swimlane/ngx-graph/esm2022/lib/utils/id.mjs

Graph visualization for angular

const cache = {};
/**
 * Generates a short id.
 *
 */
export function id() {
    let newId = ('0000' + ((Math.random() * Math.pow(36, 4)) << 0).toString(36)).slice(-4);
    newId = `a${newId}`;
    // ensure not already used
    if (!cache[newId]) {
        cache[newId] = true;
        return newId;
    }
    return id();
}
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