Labeled Statement

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Description

Provides an identifier for a statement.

Syntax

label :
    statement

Labeled statement syntax has these parts:

Part	Description
label	A unique identifier used when referring to the labeled statement.
statement	The statement associated with label. May be a compound statement.

Remarks

Labels are used by the break and continue statements to specify the statement to which the break and continue apply.

In the following statement the continue statement uses a labeled statement to create an array in which the third column of each row contains and undefined value:

function labelDemo()
{
    var a = new Array();
    var i, j, s = "", s1 = "";
  Outer:
    for (i = 0; i < 5; i++)
    {
      Inner:
        for (j = 0; j < 5; j++)
        {  
          if (j == 2)
            continue Inner;
          else
            a[i,j] = j + 1;
        }
    }

    for (i = 0;i < 5; i++)
    {
      s = ""
      for (j = 0; j < 5; j++)
      {
        s += a[i,j];
      }
      s1 += s + "\n";
    }
    return(s1)
}

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