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21 lines
345 B
21 lines
345 B
=proto
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int duk_is_valid_index(duk_context *ctx, int index);
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=stack
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[ ... val! ... ]
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=summary
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<p>Validate argument index, return 1 if index is valid, 0 otherwise.</p>
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=example
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if (duk_is_valid_index(ctx, -3)) {
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printf("index -3 is valid\n");
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} else {
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printf("index -3 is not valid\n");
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}
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=tags
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stack
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=seealso
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duk_require_valid_index
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