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69 lines
1.3 KiB
69 lines
1.3 KiB
/*===
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57005
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3735928559
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3735928559
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SyntaxError
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SyntaxError
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57005
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3735928559
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3735928559
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NaN
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NaN
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===*/
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function hexTest() {
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function e(x) {
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try {
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print(eval(x));
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} catch (e) {
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print(e.name);
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}
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}
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function pI(x) {
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try {
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print(parseInt(x));
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} catch (e) {
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print(e.name);
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}
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}
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/*
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* Hex support in compiler literals.
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*/
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e('0xdead');
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e('0Xdeadbeef');
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e('0x0000deadbeef'); // leading zeroes allowed
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// Hex prefix without digits -> SyntaxError. One could also interpret
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// this as an octal number (0) followed by an 'x'. (In fact, with the
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// interpretation that one should parse the longest valid prefix, this
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// might be the correct interpretation; a SyntaxError would still happen
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// when 'x' was parsed.)
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e('0x'); // Rhino will parse this as a NaN, not SyntaxError
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// Hex prefix with an invalid first digit -> SyntaxError.
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e('0xg');
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/*
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* Hex support in parseInt().
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*/
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pI('0xdead');
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pI('0XDEADBEEF');
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pI('0x0000deadbeef');
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// Here '0x' triggers hex mode and parse fails, so NaN is expected.
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pI('0x');
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pI('0xg');
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}
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try {
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hexTest();
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} catch (e) {
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print(e);
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}
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