what is heap memory in javascript code example

Example 1: javascript heap out of memory

export NODE_OPTIONS=--max_old_space_size=4096

Example 2: process memory usage javascript

const arr = [1, 2, 3, 4, 5, 6, 9, 7, 8, 9, 10];
arr.reverse();
const used = process.memoryUsage().heapUsed / 1024 / 1024;
console.log(`The script uses approximately ${Math.round(used * 100) / 100} MB`);

Example 3: javascript heap out of memory

variable name = NODE_OPTIONS
variable value = --max-old-space-size=4096

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Javascript Example

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