ind a substring inner a string

[den]

in a variable I can to have more strings
some time this type
/b/c/d/zz/aaa/copy.gif

other this
/b/c/d/e/f/g/h/xxx/j/cas.gif

I would like to control if in the string there is this substring:
/h/xxx/;

what is the better (fast) solution?

[ASM]

den a écrit :

in a variable I can to have more strings
some time this type
/b/c/d/zz/aaa/copy.gif

other this
/b/c/d/e/f/g/h/xxx/j/cas.gif

I would like to control if in the string there is this substring:
/h/xxx/;

what is the better (fast) solution?

str = '/b/c/d/e/f/g/h/xxx/j/cas.gif';

alert(str.indexOf('/h/xxx/')>=0); // true/false

if(str.indexOf('/h/xxx/')>=0) location = str;
else alert('error in string');

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Stephane Moriaux et son (moins) vieux Mac déjà dépassé
Stephane Moriaux and his (less) old Mac already out of date