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18 lines
555 B
Plaintext
18 lines
555 B
Plaintext
<h3>strpos() function</h3>
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Return the index of a regular expression in a string.
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<h4>Syntax</h4>
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strpos(<i>haystack</i>, <i>needle</i>)
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<br><br>
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Returns -1 if the expression isn't found.
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<p><h4>Arguments</h4>
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<!-- List args for functions here-->
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<i> haystack</i> → is string. The string that is to be searched.<br>
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<i> needle</i> → is string. The regular expression to look for.<br>
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<h4>Example</h4>
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<!-- Show example of function.-->
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strpos('HELLO WORLD','WORLD') → 6<br>
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strpos('HELLO WORLD','GOODBYE') → -1<br>
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