| 1 |
<?php |
| 2 |
class WCUtils |
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{ |
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function is_blank($val, $strict=false){ |
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|
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if ( !is_scalar($val) && NULL != $val ){ |
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trigger_error("Value is not a scalar", E_USER_NOTICE); |
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return true; |
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} |
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|
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if($strict) |
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$val = preg_replace("/ /", "", $val); |
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|
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$val = trim($val); |
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if ( strlen($val) > 0 ) |
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return false; |
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else |
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return true; |
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} |
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|
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function is_zero($val){ |
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|
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if ( !is_scalar($val) && NULL != $val ){ |
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trigger_error("Value is not a scalar", E_USER_NOTICE); |
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return false; |
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} |
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|
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$val = trim($val); |
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if( !WCUtils::is_blank($val) && is_numeric($val) && 1 === strlen($val) && 0 === (int)$val ) |
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return true; |
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else |
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return false; |
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} |
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} |
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?> |
