,

Evaluates the value of the first expression, then the second expression, and returns the value of the second expression.

Syntax

expressionA, expressionB

Example

for (var i=0, j=9; i <= 9; i++, j--)
    document.write("a["+i+","+j+"]= " + a[i,j]) // Increments the i and j variables at the same time.

Remarks

Use a comma to evaluate two expressions at the same time.

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