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Adding OL.String.isNumeric method to test for numeric strings. r=crschmidt (closes #1441)

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git-svn-id: http://svn.openlayers.org/trunk/openlayers@7451 dc9f47b5-9b13-0410-9fdd-eb0c1a62fdaf
This commit is contained in:
Tim Schaub
2008-06-25 20:37:29 +00:00
parent 351b3b756b
commit 8773d98834
2 changed files with 62 additions and 0 deletions
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37
tests/BaseTypes.html
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@@ -141,6 +141,43 @@
);
}
function test_String_isNumeric(t) {
var cases = [
{value: "3", expect: true},
{value: "+3", expect: true},
{value: "-3", expect: true},
{value: "3.0", expect: true},
{value: "+3.0", expect: true},
{value: "-3.0", expect: true},
{value: "6.02e23", expect: true},
{value: "+1.0e-100", expect: true},
{value: "-1.0e+100", expect: true},
{value: "1E100", expect: true},
{value: null, expect: false},
{value: true, expect: false},
{value: false, expect: false},
{value: undefined, expect: false},
{value: "", expect: false},
{value: "3 ", expect: false},
{value: " 3", expect: false},
{value: "1e", expect: false},
{value: "1+e", expect: false},
{value: "1-e", expect: false}
];
t.plan(cases.length);
var func = OpenLayers.String.isNumeric;
var obj, val, got, exp;
for(var i=0; i<cases.length; ++i) {
obj = cases[i];
val = obj.value;
exp = obj.expect;
got = func(val);
t.eq(got, exp, "'" + val + "' returns " + exp);
}
}
function test_Number_limitSigDigs(t) {