Labeled Statement


label : [statements]

label: Required. A unique identifier used when referring to the labeled statement.

statements: Optional. One or more statements associated with label.

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:

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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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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)
}

Version 3

Reference

break Statement
continue Statement

Arguments

Remarks

Example

Requirements

See Also

Reference