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50 lines
753 B
50 lines
753 B
/*===
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1e+2
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8e+2
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1e+3
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1.23e+4
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9.88e+4
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1.00e+5
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1.2345e+4
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1e-1
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0e+0
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0e+0
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0.0e+0
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0.00e+0
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0e+0
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0e+0
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0.0e+0
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0.00e+0
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===*/
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function expTest() {
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function test(x,n) {
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print(new Number(x).toExponential(n));
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}
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test(123, 0);
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test(750, 0); // rounds up
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test(999, 0); // rounds up, over first digit
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test(12345, 2);
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test(98750, 2); // rounds up
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test(99999, 2); // rounds up, over first digit
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test(12345, undefined); // minimum length (Note: Rhino outputs "1e+4")
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test(0.1, undefined); // minimum length
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test(+0, undefined);
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test(+0, 0);
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test(+0, 1);
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test(+0, 2);
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test(-0, undefined);
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test(-0, 0);
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test(-0, 1);
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test(-0, 2);
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}
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try {
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expTest();
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} catch (e) {
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print(e);
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}
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