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26 lines
548 B
26 lines
548 B
/*===
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false 10 0
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true 10 10
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===*/
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/* "new RegExp(re)" where 're' is a RegExp does NOT return the object
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* as is, but instead creates a "clone" with the same pattern and
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* flags. lastIndex is initialized to zero.
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*
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* "RegExp(re)" does return the same object.
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*/
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try {
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var re1 = /foo/g;
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var re2;
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re1.lastIndex = 10;
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re2 = new RegExp(re1);
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print(re1 === re2, re1.lastIndex, re2.lastIndex);
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re1.lastIndex = 10;
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re2 = RegExp(re1);
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print(re1 === re2, re1.lastIndex, re2.lastIndex);
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} catch (e) {
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print(e);
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}
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